diff --git a/CHANGELOG.md b/CHANGELOG.md
index df486561764..aac4d81c9cf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,16 +11,26 @@ For experimental package changes, see the [experimental CHANGELOG](experimental/
 
 ### :rocket: (Enhancement)
 
-* perf(sdk-trace-base): do not allocate arrays if resource has no pending async attributes
-
 ### :bug: (Bug Fix)
 
-* fix(sdk-metrics): increase the depth of the output to the console such that objects in the metric are printed fully to the console [#4522](https://github.com/open-telemetry/opentelemetry-js/pull/4522) @JacksonWeber
+* fix(sdk-trace-web): fix invalid timings in span events [#4486](https://github.com/open-telemetry/opentelemetry-js/pull/4486) @Abinet18
 
 ### :books: (Refine Doc)
 
 ### :house: (Internal)
 
+## 1.23.0
+
+### :rocket: (Enhancement)
+
+* perf(sdk-trace-base): do not allocate arrays if resource has no pending async attributes [#4576](https://github.com/open-telemetry/opentelemetry-js/pull/4576) @Samuron
+* feat(sdk-metrics): added experimental synchronous gauge to SDK [#4565](https://github.com/open-telemetry/opentelemetry-js/pull/4565) @clintonb
+  * this change will become user-facing in an upcoming release
+
+### :bug: (Bug Fix)
+
+* fix(sdk-metrics): increase the depth of the output to the console such that objects in the metric are printed fully to the console [#4522](https://github.com/open-telemetry/opentelemetry-js/pull/4522) @JacksonWeber
+
 ## 1.22.0
 
 ### :rocket: (Enhancement)
diff --git a/examples/esm-http-ts/package.json b/examples/esm-http-ts/package.json
index 17d1a375a5c..99fd1c65b0b 100644
--- a/examples/esm-http-ts/package.json
+++ b/examples/esm-http-ts/package.json
@@ -1,7 +1,7 @@
 {
   "name": "esm-http-ts",
   "private": true,
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "Example of HTTP integration with OpenTelemetry using ESM and TypeScript",
   "main": "build/index.js",
   "type": "module",
@@ -31,12 +31,12 @@
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/examples/",
   "dependencies": {
     "@opentelemetry/api": "1.8.0",
-    "@opentelemetry/exporter-trace-otlp-proto": "0.49.1",
-    "@opentelemetry/instrumentation": "0.49.1",
-    "@opentelemetry/instrumentation-http": "0.49.1",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0",
-    "@opentelemetry/sdk-trace-node": "1.22.0",
-    "@opentelemetry/semantic-conventions": "1.22.0"
+    "@opentelemetry/exporter-trace-otlp-proto": "0.50.0",
+    "@opentelemetry/instrumentation": "0.50.0",
+    "@opentelemetry/instrumentation-http": "0.50.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0",
+    "@opentelemetry/sdk-trace-node": "1.23.0",
+    "@opentelemetry/semantic-conventions": "1.23.0"
   }
 }
diff --git a/examples/http/package.json b/examples/http/package.json
index a6e955bf0e3..cc0275e8fde 100644
--- a/examples/http/package.json
+++ b/examples/http/package.json
@@ -1,7 +1,7 @@
 {
   "name": "http-example",
   "private": true,
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "Example of HTTP integration with OpenTelemetry",
   "main": "index.js",
   "scripts": {
@@ -29,14 +29,14 @@
   },
   "dependencies": {
     "@opentelemetry/api": "^1.3.0",
-    "@opentelemetry/exporter-jaeger": "1.22.0",
-    "@opentelemetry/exporter-zipkin": "1.22.0",
-    "@opentelemetry/instrumentation": "0.49.1",
-    "@opentelemetry/instrumentation-http": "0.49.1",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0",
-    "@opentelemetry/sdk-trace-node": "1.22.0",
-    "@opentelemetry/semantic-conventions": "1.22.0"
+    "@opentelemetry/exporter-jaeger": "1.23.0",
+    "@opentelemetry/exporter-zipkin": "1.23.0",
+    "@opentelemetry/instrumentation": "0.50.0",
+    "@opentelemetry/instrumentation-http": "0.50.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0",
+    "@opentelemetry/sdk-trace-node": "1.23.0",
+    "@opentelemetry/semantic-conventions": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/examples/http",
   "devDependencies": {
diff --git a/examples/https/package.json b/examples/https/package.json
index b32114a2b26..d7a104bd939 100644
--- a/examples/https/package.json
+++ b/examples/https/package.json
@@ -1,7 +1,7 @@
 {
   "name": "https-example",
   "private": true,
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "Example of HTTPs integration with OpenTelemetry",
   "main": "build/src/index.js",
   "types": "build/src/index.d.ts",
@@ -33,14 +33,14 @@
   },
   "dependencies": {
     "@opentelemetry/api": "^1.0.0",
-    "@opentelemetry/exporter-jaeger": "1.22.0",
-    "@opentelemetry/exporter-zipkin": "1.22.0",
-    "@opentelemetry/instrumentation": "0.49.1",
-    "@opentelemetry/instrumentation-http": "0.49.1",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0",
-    "@opentelemetry/sdk-trace-node": "1.22.0",
-    "@opentelemetry/semantic-conventions": "1.22.0"
+    "@opentelemetry/exporter-jaeger": "1.23.0",
+    "@opentelemetry/exporter-zipkin": "1.23.0",
+    "@opentelemetry/instrumentation": "0.50.0",
+    "@opentelemetry/instrumentation-http": "0.50.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0",
+    "@opentelemetry/sdk-trace-node": "1.23.0",
+    "@opentelemetry/semantic-conventions": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/examples/https",
   "devDependencies": {
diff --git a/examples/opentelemetry-web/package.json b/examples/opentelemetry-web/package.json
index 28e841b79d6..aef40d140dd 100644
--- a/examples/opentelemetry-web/package.json
+++ b/examples/opentelemetry-web/package.json
@@ -1,7 +1,7 @@
 {
   "name": "web-opentelemetry-example",
   "private": true,
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "Example of using @opentelemetry/sdk-trace-web and @opentelemetry/sdk-metrics in browser",
   "main": "index.js",
   "scripts": {
@@ -44,20 +44,20 @@
   },
   "dependencies": {
     "@opentelemetry/api": "^1.3.0",
-    "@opentelemetry/context-zone": "1.22.0",
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/exporter-metrics-otlp-http": "0.49.1",
-    "@opentelemetry/exporter-trace-otlp-http": "0.49.1",
-    "@opentelemetry/exporter-trace-otlp-proto": "0.49.1",
-    "@opentelemetry/exporter-zipkin": "1.22.0",
-    "@opentelemetry/instrumentation": "0.49.1",
-    "@opentelemetry/instrumentation-fetch": "0.49.1",
-    "@opentelemetry/instrumentation-xml-http-request": "0.49.1",
-    "@opentelemetry/propagator-b3": "1.22.0",
-    "@opentelemetry/sdk-metrics": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0",
-    "@opentelemetry/sdk-trace-web": "1.22.0",
-    "@opentelemetry/semantic-conventions": "1.22.0"
+    "@opentelemetry/context-zone": "1.23.0",
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/exporter-metrics-otlp-http": "0.50.0",
+    "@opentelemetry/exporter-trace-otlp-http": "0.50.0",
+    "@opentelemetry/exporter-trace-otlp-proto": "0.50.0",
+    "@opentelemetry/exporter-zipkin": "1.23.0",
+    "@opentelemetry/instrumentation": "0.50.0",
+    "@opentelemetry/instrumentation-fetch": "0.50.0",
+    "@opentelemetry/instrumentation-xml-http-request": "0.50.0",
+    "@opentelemetry/propagator-b3": "1.23.0",
+    "@opentelemetry/sdk-metrics": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0",
+    "@opentelemetry/sdk-trace-web": "1.23.0",
+    "@opentelemetry/semantic-conventions": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/examples/tracer-web"
 }
diff --git a/examples/otlp-exporter-node/package.json b/examples/otlp-exporter-node/package.json
index 0ee46558651..b1ed403067b 100644
--- a/examples/otlp-exporter-node/package.json
+++ b/examples/otlp-exporter-node/package.json
@@ -1,7 +1,7 @@
 {
   "name": "example-otlp-exporter-node",
   "private": true,
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "Example of using @opentelemetry/collector-exporter in Node.js",
   "main": "index.js",
   "scripts": {
@@ -29,17 +29,17 @@
   },
   "dependencies": {
     "@opentelemetry/api": "^1.3.0",
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/exporter-metrics-otlp-grpc": "0.49.1",
-    "@opentelemetry/exporter-metrics-otlp-http": "0.49.1",
-    "@opentelemetry/exporter-metrics-otlp-proto": "0.49.1",
-    "@opentelemetry/exporter-trace-otlp-grpc": "0.49.1",
-    "@opentelemetry/exporter-trace-otlp-http": "0.49.1",
-    "@opentelemetry/exporter-trace-otlp-proto": "0.49.1",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/sdk-metrics": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0",
-    "@opentelemetry/semantic-conventions": "1.22.0"
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/exporter-metrics-otlp-grpc": "0.50.0",
+    "@opentelemetry/exporter-metrics-otlp-http": "0.50.0",
+    "@opentelemetry/exporter-metrics-otlp-proto": "0.50.0",
+    "@opentelemetry/exporter-trace-otlp-grpc": "0.50.0",
+    "@opentelemetry/exporter-trace-otlp-http": "0.50.0",
+    "@opentelemetry/exporter-trace-otlp-proto": "0.50.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/sdk-metrics": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0",
+    "@opentelemetry/semantic-conventions": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/examples/otlp-exporter-node"
 }
diff --git a/experimental/CHANGELOG.md b/experimental/CHANGELOG.md
index 992c239473f..920044e3579 100644
--- a/experimental/CHANGELOG.md
+++ b/experimental/CHANGELOG.md
@@ -6,6 +6,18 @@ All notable changes to experimental packages in this project will be documented
 
 ### :boom: Breaking Change
 
+### :rocket: (Enhancement)
+
+### :bug: (Bug Fix)
+
+### :books: (Refine Doc)
+
+### :house: (Internal)
+
+## 0.50.0
+
+### :boom: Breaking Change
+
 * fix(exporter-*-otlp-grpc)!: lazy load gRPC to improve compatibility with `@opentelemetry/instrumenation-grpc` [#4432](https://github.com/open-telemetry/opentelemetry-js/pull/4432) @pichlermarc
   * Fixes a bug where requiring up the gRPC exporter before enabling the instrumentation from `@opentelemetry/instrumentation-grpc` would lead to missing telemetry
   * Breaking changes, removes several functions and properties that were used internally and were not intended for end-users
@@ -19,15 +31,17 @@ All notable changes to experimental packages in this project will be documented
       * was used internally to keep track of the service client used by the exporter, as a side effect it allowed end-users to modify the gRPC service client that was used
     * `compression`
       * was used internally to keep track of the compression to use but was unintentionally exposed to the users. It allowed to read and write the value, writing, however, would have no effect.
-* feat(api-events)!: removed domain from the Events API [#4569](https://github.com/open-telemetry/opentelemetry-js/pull/4569)
-* fix(events-api)!: renamed EventEmitter to EventLogger in the Events API [#4569](https://github.com/open-telemetry/opentelemetry-js/pull/4568)
+* feat(api-events)!: removed domain from the Events API [#4569](https://github.com/open-telemetry/opentelemetry-js/pull/4569) @martinkuba
+* fix(api-events)!: renamed EventEmitter to EventLogger in the Events API [#4569](https://github.com/open-telemetry/opentelemetry-js/pull/4568) @martinkuba
+* feat(api-logs)!: changed LogRecord body data type to AnyValue and AnyValueMap types [#4575](https://github.com/open-telemetry/opentelemetry-js/pull/4575) @martinkuba
 
 ### :rocket: (Enhancement)
 
-* feat(opentelemetry-instrumentation-xhr): optionally ignore network events [#4571](https://github.com/open-telemetry/opentelemetry-js/pull/4571/) @mustafahaddara
-* refactor(instr-http): use exported strings for semconv. [#4573](https://github.com/open-telemetry/opentelemetry-js/pull/4573/) @JamieDanielson
+* feat(instrumentation-xhr): optionally ignore network events [#4571](https://github.com/open-telemetry/opentelemetry-js/pull/4571/) @mustafahaddara
+* refactor(instrumentation-http): use exported strings for semconv [#4573](https://github.com/open-telemetry/opentelemetry-js/pull/4573/) @JamieDanielson
 * perf(instrumentation-http): remove obvious temp allocations [#4576](https://github.com/open-telemetry/opentelemetry-js/pull/4576) @Samuron
-* feat(sdk-node): add `HostDetector` as default resource detector
+* feat(sdk-node): add `HostDetector` as default resource detector [#4566](https://github.com/open-telemetry/opentelemetry-js/pull/4566) @maryliag
+* feat(api-events): added data field to the Event interface [#4575](https://github.com/open-telemetry/opentelemetry-js/pull/4575) @martinkuba
 
 ### :bug: (Bug Fix)
 
@@ -37,9 +51,7 @@ All notable changes to experimental packages in this project will be documented
 
 ### :books: (Refine Doc)
 
-* docs(instr-http): document semantic conventions and attributes in use. [#4587](https://github.com/open-telemetry/opentelemetry-js/pull/4587/) @JamieDanielson
-
-### :house: (Internal)
+* docs(instrumentation-http): document semantic conventions and attributes in use. [#4587](https://github.com/open-telemetry/opentelemetry-js/pull/4587/) @JamieDanielson
 
 ## 0.49.1
 
diff --git a/experimental/backwards-compatibility/node14/package.json b/experimental/backwards-compatibility/node14/package.json
index 9eaebc5f393..f374d6fc79f 100644
--- a/experimental/backwards-compatibility/node14/package.json
+++ b/experimental/backwards-compatibility/node14/package.json
@@ -1,6 +1,6 @@
 {
   "name": "backcompat-node14",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "private": true,
   "description": "Backwards compatibility app for node 14 types and the OpenTelemetry Node.js SDK",
   "main": "index.js",
@@ -9,8 +9,8 @@
     "peer-api-check": "node ../../../scripts/peer-api-check.js"
   },
   "dependencies": {
-    "@opentelemetry/sdk-node": "0.49.1",
-    "@opentelemetry/sdk-trace-base": "1.22.0"
+    "@opentelemetry/sdk-node": "0.50.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0"
   },
   "devDependencies": {
     "@types/node": "14.18.25",
diff --git a/experimental/backwards-compatibility/node16/package.json b/experimental/backwards-compatibility/node16/package.json
index 2efe0f852dd..fa95c20baec 100644
--- a/experimental/backwards-compatibility/node16/package.json
+++ b/experimental/backwards-compatibility/node16/package.json
@@ -1,6 +1,6 @@
 {
   "name": "backcompat-node16",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "private": true,
   "description": "Backwards compatibility app for node 16 types and the OpenTelemetry Node.js SDK",
   "main": "index.js",
@@ -9,8 +9,8 @@
     "peer-api-check": "node ../../../scripts/peer-api-check.js"
   },
   "dependencies": {
-    "@opentelemetry/sdk-node": "0.49.1",
-    "@opentelemetry/sdk-trace-base": "1.22.0"
+    "@opentelemetry/sdk-node": "0.50.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0"
   },
   "devDependencies": {
     "@types/node": "16.11.52",
diff --git a/experimental/examples/logs/package.json b/experimental/examples/logs/package.json
index af5423cb589..12183ef55d6 100644
--- a/experimental/examples/logs/package.json
+++ b/experimental/examples/logs/package.json
@@ -1,14 +1,14 @@
 {
   "name": "logs-example",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "private": true,
   "scripts": {
     "start": "ts-node index.ts"
   },
   "dependencies": {
     "@opentelemetry/api": "^1.7.0",
-    "@opentelemetry/api-logs": "0.49.1",
-    "@opentelemetry/sdk-logs": "0.49.1"
+    "@opentelemetry/api-logs": "0.50.0",
+    "@opentelemetry/sdk-logs": "0.50.0"
   },
   "devDependencies": {
     "@types/node": "18.6.5",
diff --git a/experimental/examples/opencensus-shim/package.json b/experimental/examples/opencensus-shim/package.json
index ad586debabe..81b5b04e6dd 100644
--- a/experimental/examples/opencensus-shim/package.json
+++ b/experimental/examples/opencensus-shim/package.json
@@ -1,7 +1,7 @@
 {
   "name": "opencensus-shim",
   "private": true,
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "Example of using @opentelemetry/shim-opencensus in Node.js",
   "main": "index.js",
   "scripts": {
@@ -31,13 +31,13 @@
     "@opencensus/instrumentation-http": "0.1.0",
     "@opencensus/nodejs-base": "0.1.0",
     "@opentelemetry/api": "1.8.0",
-    "@opentelemetry/exporter-prometheus": "0.49.1",
-    "@opentelemetry/exporter-trace-otlp-grpc": "0.49.1",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/sdk-metrics": "1.22.0",
-    "@opentelemetry/sdk-trace-node": "1.22.0",
-    "@opentelemetry/semantic-conventions": "1.22.0",
-    "@opentelemetry/shim-opencensus": "0.49.1"
+    "@opentelemetry/exporter-prometheus": "0.50.0",
+    "@opentelemetry/exporter-trace-otlp-grpc": "0.50.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/sdk-metrics": "1.23.0",
+    "@opentelemetry/sdk-trace-node": "1.23.0",
+    "@opentelemetry/semantic-conventions": "1.23.0",
+    "@opentelemetry/shim-opencensus": "0.50.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/examples/opencensus-shim"
 }
diff --git a/experimental/examples/prometheus/package.json b/experimental/examples/prometheus/package.json
index 10c8a48e8e1..9c41de4fe4f 100644
--- a/experimental/examples/prometheus/package.json
+++ b/experimental/examples/prometheus/package.json
@@ -1,6 +1,6 @@
 {
   "name": "prometheus-example",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "private": true,
   "description": "Example of using @opentelemetry/sdk-metrics and @opentelemetry/exporter-prometheus",
   "main": "index.js",
@@ -11,7 +11,7 @@
   "license": "Apache-2.0",
   "dependencies": {
     "@opentelemetry/api": "^1.3.0",
-    "@opentelemetry/exporter-prometheus": "0.49.1",
-    "@opentelemetry/sdk-metrics": "1.22.0"
+    "@opentelemetry/exporter-prometheus": "0.50.0",
+    "@opentelemetry/sdk-metrics": "1.23.0"
   }
 }
diff --git a/experimental/packages/api-events/package.json b/experimental/packages/api-events/package.json
index f1b40f080e3..d464098b5f1 100644
--- a/experimental/packages/api-events/package.json
+++ b/experimental/packages/api-events/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/api-events",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "Public events API for OpenTelemetry",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -61,7 +61,8 @@
     "access": "public"
   },
   "dependencies": {
-    "@opentelemetry/api": "^1.0.0"
+    "@opentelemetry/api": "^1.0.0",
+    "@opentelemetry/api-logs": "0.50.0"
   },
   "devDependencies": {
     "@types/mocha": "10.0.6",
diff --git a/experimental/packages/api-events/src/types/Event.ts b/experimental/packages/api-events/src/types/Event.ts
index 03e4ef89dbd..58456311cbf 100644
--- a/experimental/packages/api-events/src/types/Event.ts
+++ b/experimental/packages/api-events/src/types/Event.ts
@@ -15,6 +15,7 @@
  */
 
 import { Attributes } from '@opentelemetry/api';
+import { AnyValue } from '@opentelemetry/api-logs';
 
 export interface Event {
   /**
@@ -27,6 +28,12 @@ export interface Event {
    */
   name: string;
 
+  /**
+   * Data that describes the event.
+   * Intended to be used by instrumentation libraries.
+   */
+  data?: AnyValue;
+
   /**
    * Additional attributes that describe the event.
    */
diff --git a/experimental/packages/api-events/tsconfig.esm.json b/experimental/packages/api-events/tsconfig.esm.json
index f0383c00422..91cc36db7ae 100644
--- a/experimental/packages/api-events/tsconfig.esm.json
+++ b/experimental/packages/api-events/tsconfig.esm.json
@@ -11,6 +11,9 @@
   "references": [
     {
       "path": "../../../api"
+    },
+    {
+      "path": "../api-logs"
     }
   ]
 }
diff --git a/experimental/packages/api-events/tsconfig.esnext.json b/experimental/packages/api-events/tsconfig.esnext.json
index 218899ff2da..80e34599a90 100644
--- a/experimental/packages/api-events/tsconfig.esnext.json
+++ b/experimental/packages/api-events/tsconfig.esnext.json
@@ -11,6 +11,9 @@
   "references": [
     {
       "path": "../../../api"
+    },
+    {
+      "path": "../api-logs"
     }
   ]
 }
diff --git a/experimental/packages/api-events/tsconfig.json b/experimental/packages/api-events/tsconfig.json
index 5849e79c034..40ca71c181e 100644
--- a/experimental/packages/api-events/tsconfig.json
+++ b/experimental/packages/api-events/tsconfig.json
@@ -12,6 +12,9 @@
   "references": [
     {
       "path": "../../../api"
+    },
+    {
+      "path": "../api-logs"
     }
   ]
 }
diff --git a/experimental/packages/api-logs/package.json b/experimental/packages/api-logs/package.json
index ffc178b566b..f91fa602c39 100644
--- a/experimental/packages/api-logs/package.json
+++ b/experimental/packages/api-logs/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/api-logs",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "Public logs API for OpenTelemetry",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
diff --git a/experimental/packages/api-logs/src/index.ts b/experimental/packages/api-logs/src/index.ts
index 34b4d8e20ee..3ea2ae39c8b 100644
--- a/experimental/packages/api-logs/src/index.ts
+++ b/experimental/packages/api-logs/src/index.ts
@@ -18,6 +18,7 @@ export * from './types/Logger';
 export * from './types/LoggerProvider';
 export * from './types/LogRecord';
 export * from './types/LoggerOptions';
+export * from './types/AnyValue';
 export * from './NoopLogger';
 export * from './NoopLoggerProvider';
 
diff --git a/experimental/packages/api-logs/src/types/AnyValue.ts b/experimental/packages/api-logs/src/types/AnyValue.ts
new file mode 100644
index 00000000000..7a97de7ed60
--- /dev/null
+++ b/experimental/packages/api-logs/src/types/AnyValue.ts
@@ -0,0 +1,29 @@
+/*
+ * Copyright The OpenTelemetry Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import { AttributeValue } from '@opentelemetry/api';
+
+/**
+ * AnyValueMap is a map from string to AnyValue (attribute value or a nested map)
+ */
+export interface AnyValueMap {
+  [attributeKey: string]: AnyValue | undefined;
+}
+
+/**
+ * AnyValue is a either an attribute value or a map of AnyValue(s)
+ */
+export type AnyValue = AttributeValue | AnyValueMap;
diff --git a/experimental/packages/api-logs/src/types/LogRecord.ts b/experimental/packages/api-logs/src/types/LogRecord.ts
index 69dd14f7cba..85d5e4ff4dd 100644
--- a/experimental/packages/api-logs/src/types/LogRecord.ts
+++ b/experimental/packages/api-logs/src/types/LogRecord.ts
@@ -14,12 +14,11 @@
  * limitations under the License.
  */
 
-import { AttributeValue, Context, TimeInput } from '@opentelemetry/api';
+import { Context, TimeInput } from '@opentelemetry/api';
+import { AnyValue, AnyValueMap } from './AnyValue';
 
-export type LogAttributeValue = AttributeValue | LogAttributes;
-export interface LogAttributes {
-  [attributeKey: string]: LogAttributeValue | undefined;
-}
+export type LogBody = AnyValue;
+export type LogAttributes = AnyValueMap;
 
 export enum SeverityNumber {
   UNSPECIFIED = 0,
@@ -73,7 +72,7 @@ export interface LogRecord {
   /**
    * A value containing the body of the log record.
    */
-  body?: string;
+  body?: LogBody;
 
   /**
    * Attributes that define the log record.
diff --git a/experimental/packages/exporter-logs-otlp-grpc/package.json b/experimental/packages/exporter-logs-otlp-grpc/package.json
index 6a41dcbb228..ae0811d75f7 100644
--- a/experimental/packages/exporter-logs-otlp-grpc/package.json
+++ b/experimental/packages/exporter-logs-otlp-grpc/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/exporter-logs-otlp-grpc",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "OpenTelemetry Collector Exporter allows user to send collected log records to the OpenTelemetry Collector",
   "main": "build/src/index.js",
   "types": "build/src/index.d.ts",
@@ -50,9 +50,9 @@
   "devDependencies": {
     "@grpc/proto-loader": "^0.7.10",
     "@opentelemetry/api": "1.8.0",
-    "@opentelemetry/api-logs": "0.49.1",
-    "@opentelemetry/otlp-exporter-base": "0.49.1",
-    "@opentelemetry/resources": "1.22.0",
+    "@opentelemetry/api-logs": "0.50.0",
+    "@opentelemetry/otlp-exporter-base": "0.50.0",
+    "@opentelemetry/resources": "1.23.0",
     "@types/mocha": "10.0.6",
     "@types/node": "18.6.5",
     "@types/sinon": "10.0.20",
@@ -72,10 +72,10 @@
   },
   "dependencies": {
     "@grpc/grpc-js": "^1.7.1",
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/otlp-grpc-exporter-base": "0.49.1",
-    "@opentelemetry/otlp-transformer": "0.49.1",
-    "@opentelemetry/sdk-logs": "0.49.1"
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/otlp-grpc-exporter-base": "0.50.0",
+    "@opentelemetry/otlp-transformer": "0.50.0",
+    "@opentelemetry/sdk-logs": "0.50.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/packages/exporter-logs-otlp-grpc",
   "sideEffects": false
diff --git a/experimental/packages/exporter-logs-otlp-http/package.json b/experimental/packages/exporter-logs-otlp-http/package.json
index 87b89e70275..5b4238040b6 100644
--- a/experimental/packages/exporter-logs-otlp-http/package.json
+++ b/experimental/packages/exporter-logs-otlp-http/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/exporter-logs-otlp-http",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "publishConfig": {
     "access": "public"
   },
@@ -74,7 +74,7 @@
     "@babel/core": "7.23.6",
     "@babel/preset-env": "7.22.20",
     "@opentelemetry/api": "1.8.0",
-    "@opentelemetry/resources": "1.22.0",
+    "@opentelemetry/resources": "1.23.0",
     "@types/mocha": "10.0.6",
     "@types/node": "18.6.5",
     "@types/sinon": "10.0.20",
@@ -105,10 +105,10 @@
     "@opentelemetry/api": "^1.0.0"
   },
   "dependencies": {
-    "@opentelemetry/api-logs": "0.49.1",
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/otlp-exporter-base": "0.49.1",
-    "@opentelemetry/otlp-transformer": "0.49.1",
-    "@opentelemetry/sdk-logs": "0.49.1"
+    "@opentelemetry/api-logs": "0.50.0",
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/otlp-exporter-base": "0.50.0",
+    "@opentelemetry/otlp-transformer": "0.50.0",
+    "@opentelemetry/sdk-logs": "0.50.0"
   }
 }
diff --git a/experimental/packages/exporter-logs-otlp-proto/package.json b/experimental/packages/exporter-logs-otlp-proto/package.json
index 9e3a2011934..d0fe9a9dfda 100644
--- a/experimental/packages/exporter-logs-otlp-proto/package.json
+++ b/experimental/packages/exporter-logs-otlp-proto/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/exporter-logs-otlp-proto",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "An OTLP exporter to send logs using protobuf over HTTP",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -94,14 +94,14 @@
     "@opentelemetry/api": "^1.0.0"
   },
   "dependencies": {
-    "@opentelemetry/api-logs": "0.49.1",
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/otlp-exporter-base": "0.49.1",
-    "@opentelemetry/otlp-proto-exporter-base": "0.49.1",
-    "@opentelemetry/otlp-transformer": "0.49.1",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/sdk-logs": "0.49.1",
-    "@opentelemetry/sdk-trace-base": "1.22.0"
+    "@opentelemetry/api-logs": "0.50.0",
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/otlp-exporter-base": "0.50.0",
+    "@opentelemetry/otlp-proto-exporter-base": "0.50.0",
+    "@opentelemetry/otlp-transformer": "0.50.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/sdk-logs": "0.50.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/packages/exporter-logs-otlp-proto",
   "sideEffects": false
diff --git a/experimental/packages/exporter-trace-otlp-grpc/package.json b/experimental/packages/exporter-trace-otlp-grpc/package.json
index 083b536b7dd..645888ff9b6 100644
--- a/experimental/packages/exporter-trace-otlp-grpc/package.json
+++ b/experimental/packages/exporter-trace-otlp-grpc/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/exporter-trace-otlp-grpc",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "OpenTelemetry Collector Exporter allows user to send collected traces to the OpenTelemetry Collector",
   "main": "build/src/index.js",
   "types": "build/src/index.d.ts",
@@ -49,7 +49,7 @@
   "devDependencies": {
     "@grpc/proto-loader": "^0.7.10",
     "@opentelemetry/api": "1.8.0",
-    "@opentelemetry/otlp-exporter-base": "0.49.1",
+    "@opentelemetry/otlp-exporter-base": "0.50.0",
     "@types/mocha": "10.0.6",
     "@types/node": "18.6.5",
     "@types/sinon": "10.0.20",
@@ -69,11 +69,11 @@
   },
   "dependencies": {
     "@grpc/grpc-js": "^1.7.1",
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/otlp-grpc-exporter-base": "0.49.1",
-    "@opentelemetry/otlp-transformer": "0.49.1",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0"
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/otlp-grpc-exporter-base": "0.50.0",
+    "@opentelemetry/otlp-transformer": "0.50.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/packages/exporter-trace-otlp-grpc",
   "sideEffects": false
diff --git a/experimental/packages/exporter-trace-otlp-http/package.json b/experimental/packages/exporter-trace-otlp-http/package.json
index d42722dad20..12f449ad297 100644
--- a/experimental/packages/exporter-trace-otlp-http/package.json
+++ b/experimental/packages/exporter-trace-otlp-http/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/exporter-trace-otlp-http",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "OpenTelemetry Collector Trace Exporter allows user to send collected traces to the OpenTelemetry Collector",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -96,11 +96,11 @@
     "@opentelemetry/api": "^1.0.0"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/otlp-exporter-base": "0.49.1",
-    "@opentelemetry/otlp-transformer": "0.49.1",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0"
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/otlp-exporter-base": "0.50.0",
+    "@opentelemetry/otlp-transformer": "0.50.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/packages/exporter-trace-otlp-http",
   "sideEffects": false
diff --git a/experimental/packages/exporter-trace-otlp-proto/package.json b/experimental/packages/exporter-trace-otlp-proto/package.json
index 538cbfbf969..4ffbb48d08e 100644
--- a/experimental/packages/exporter-trace-otlp-proto/package.json
+++ b/experimental/packages/exporter-trace-otlp-proto/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/exporter-trace-otlp-proto",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "OpenTelemetry Collector Exporter allows user to send collected traces to the OpenTelemetry Collector using protobuf over HTTP",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -93,12 +93,12 @@
     "@opentelemetry/api": "^1.0.0"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/otlp-exporter-base": "0.49.1",
-    "@opentelemetry/otlp-proto-exporter-base": "0.49.1",
-    "@opentelemetry/otlp-transformer": "0.49.1",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0"
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/otlp-exporter-base": "0.50.0",
+    "@opentelemetry/otlp-proto-exporter-base": "0.50.0",
+    "@opentelemetry/otlp-transformer": "0.50.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/packages/exporter-trace-otlp-proto",
   "sideEffects": false
diff --git a/experimental/packages/opentelemetry-browser-detector/package.json b/experimental/packages/opentelemetry-browser-detector/package.json
index 9c62205678d..305a5aa8c36 100644
--- a/experimental/packages/opentelemetry-browser-detector/package.json
+++ b/experimental/packages/opentelemetry-browser-detector/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/opentelemetry-browser-detector",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "OpenTelemetry Resource Detector for Browser",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -83,8 +83,8 @@
     "@opentelemetry/api": "^1.0.0"
   },
   "dependencies": {
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/semantic-conventions": "1.22.0"
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/semantic-conventions": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/packages/browser-detector"
 }
diff --git a/experimental/packages/opentelemetry-exporter-metrics-otlp-grpc/package.json b/experimental/packages/opentelemetry-exporter-metrics-otlp-grpc/package.json
index 81bb6fbbabe..3d855af13f9 100644
--- a/experimental/packages/opentelemetry-exporter-metrics-otlp-grpc/package.json
+++ b/experimental/packages/opentelemetry-exporter-metrics-otlp-grpc/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/exporter-metrics-otlp-grpc",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "OpenTelemetry Collector Metrics Exporter allows user to send collected metrics to the OpenTelemetry Collector",
   "main": "build/src/index.js",
   "types": "build/src/index.d.ts",
@@ -68,12 +68,12 @@
   },
   "dependencies": {
     "@grpc/grpc-js": "^1.7.1",
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/exporter-metrics-otlp-http": "0.49.1",
-    "@opentelemetry/otlp-grpc-exporter-base": "0.49.1",
-    "@opentelemetry/otlp-transformer": "0.49.1",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/sdk-metrics": "1.22.0"
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/exporter-metrics-otlp-http": "0.50.0",
+    "@opentelemetry/otlp-grpc-exporter-base": "0.50.0",
+    "@opentelemetry/otlp-transformer": "0.50.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/sdk-metrics": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/packages/opentelemetry-exporter-metrics-otlp-grpc",
   "sideEffects": false
diff --git a/experimental/packages/opentelemetry-exporter-metrics-otlp-http/package.json b/experimental/packages/opentelemetry-exporter-metrics-otlp-http/package.json
index 45499e5c936..001cee470c3 100644
--- a/experimental/packages/opentelemetry-exporter-metrics-otlp-http/package.json
+++ b/experimental/packages/opentelemetry-exporter-metrics-otlp-http/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/exporter-metrics-otlp-http",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "OpenTelemetry Collector Metrics Exporter allows user to send collected metrics to the OpenTelemetry Collector",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -96,11 +96,11 @@
     "@opentelemetry/api": "^1.3.0"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/otlp-exporter-base": "0.49.1",
-    "@opentelemetry/otlp-transformer": "0.49.1",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/sdk-metrics": "1.22.0"
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/otlp-exporter-base": "0.50.0",
+    "@opentelemetry/otlp-transformer": "0.50.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/sdk-metrics": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/packages/opentelemetry-exporter-metrics-otlp-http",
   "sideEffects": false
diff --git a/experimental/packages/opentelemetry-exporter-metrics-otlp-http/src/OTLPMetricExporterBase.ts b/experimental/packages/opentelemetry-exporter-metrics-otlp-http/src/OTLPMetricExporterBase.ts
index 66a5bfb5963..91aaf67977c 100644
--- a/experimental/packages/opentelemetry-exporter-metrics-otlp-http/src/OTLPMetricExporterBase.ts
+++ b/experimental/packages/opentelemetry-exporter-metrics-otlp-http/src/OTLPMetricExporterBase.ts
@@ -41,6 +41,7 @@ export const DeltaTemporalitySelector: AggregationTemporalitySelector = (
   switch (instrumentType) {
     case InstrumentType.COUNTER:
     case InstrumentType.OBSERVABLE_COUNTER:
+    case InstrumentType.GAUGE:
     case InstrumentType.HISTOGRAM:
     case InstrumentType.OBSERVABLE_GAUGE:
       return AggregationTemporality.DELTA;
@@ -57,6 +58,7 @@ export const LowMemoryTemporalitySelector: AggregationTemporalitySelector = (
     case InstrumentType.COUNTER:
     case InstrumentType.HISTOGRAM:
       return AggregationTemporality.DELTA;
+    case InstrumentType.GAUGE:
     case InstrumentType.UP_DOWN_COUNTER:
     case InstrumentType.OBSERVABLE_UP_DOWN_COUNTER:
     case InstrumentType.OBSERVABLE_COUNTER:
diff --git a/experimental/packages/opentelemetry-exporter-metrics-otlp-proto/package.json b/experimental/packages/opentelemetry-exporter-metrics-otlp-proto/package.json
index c878e3e8e7c..1a54ed9a3e2 100644
--- a/experimental/packages/opentelemetry-exporter-metrics-otlp-proto/package.json
+++ b/experimental/packages/opentelemetry-exporter-metrics-otlp-proto/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/exporter-metrics-otlp-proto",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "OpenTelemetry Collector Metrics Exporter allows user to send collected metrics to the OpenTelemetry Collector using protobuf over HTTP",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -74,13 +74,13 @@
     "@opentelemetry/api": "^1.3.0"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/exporter-metrics-otlp-http": "0.49.1",
-    "@opentelemetry/otlp-exporter-base": "0.49.1",
-    "@opentelemetry/otlp-proto-exporter-base": "0.49.1",
-    "@opentelemetry/otlp-transformer": "0.49.1",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/sdk-metrics": "1.22.0"
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/exporter-metrics-otlp-http": "0.50.0",
+    "@opentelemetry/otlp-exporter-base": "0.50.0",
+    "@opentelemetry/otlp-proto-exporter-base": "0.50.0",
+    "@opentelemetry/otlp-transformer": "0.50.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/sdk-metrics": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/packages/opentelemetry-exporter-metrics-otlp-proto",
   "sideEffects": false
diff --git a/experimental/packages/opentelemetry-exporter-prometheus/package.json b/experimental/packages/opentelemetry-exporter-prometheus/package.json
index 6d9bd19d96f..d5e614ddab5 100644
--- a/experimental/packages/opentelemetry-exporter-prometheus/package.json
+++ b/experimental/packages/opentelemetry-exporter-prometheus/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/exporter-prometheus",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "OpenTelemetry Exporter Prometheus provides a metrics endpoint for Prometheus",
   "main": "build/src/index.js",
   "types": "build/src/index.d.ts",
@@ -44,7 +44,7 @@
   },
   "devDependencies": {
     "@opentelemetry/api": "1.8.0",
-    "@opentelemetry/semantic-conventions": "1.22.0",
+    "@opentelemetry/semantic-conventions": "1.23.0",
     "@types/mocha": "10.0.6",
     "@types/node": "18.6.5",
     "@types/sinon": "10.0.20",
@@ -61,9 +61,9 @@
     "@opentelemetry/api": "^1.3.0"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/sdk-metrics": "1.22.0"
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/sdk-metrics": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/packages/opentelemetry-exporter-prometheus",
   "sideEffects": false
diff --git a/experimental/packages/opentelemetry-instrumentation-fetch/package.json b/experimental/packages/opentelemetry-instrumentation-fetch/package.json
index b5839a3db8f..5991a367ca8 100644
--- a/experimental/packages/opentelemetry-instrumentation-fetch/package.json
+++ b/experimental/packages/opentelemetry-instrumentation-fetch/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/instrumentation-fetch",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "OpenTelemetry fetch automatic instrumentation package.",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -57,9 +57,9 @@
     "@babel/core": "7.23.6",
     "@babel/preset-env": "7.22.20",
     "@opentelemetry/api": "1.8.0",
-    "@opentelemetry/context-zone": "1.22.0",
-    "@opentelemetry/propagator-b3": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0",
+    "@opentelemetry/context-zone": "1.23.0",
+    "@opentelemetry/propagator-b3": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0",
     "@types/mocha": "10.0.6",
     "@types/node": "18.6.5",
     "@types/sinon": "10.0.20",
@@ -89,10 +89,10 @@
     "@opentelemetry/api": "^1.0.0"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/instrumentation": "0.49.1",
-    "@opentelemetry/sdk-trace-web": "1.22.0",
-    "@opentelemetry/semantic-conventions": "1.22.0"
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/instrumentation": "0.50.0",
+    "@opentelemetry/sdk-trace-web": "1.23.0",
+    "@opentelemetry/semantic-conventions": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/packages/opentelemetry-instrumentation-fetch",
   "sideEffects": false
diff --git a/experimental/packages/opentelemetry-instrumentation-grpc/package.json b/experimental/packages/opentelemetry-instrumentation-grpc/package.json
index 56303ee8f49..c12a6dc4128 100644
--- a/experimental/packages/opentelemetry-instrumentation-grpc/package.json
+++ b/experimental/packages/opentelemetry-instrumentation-grpc/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/instrumentation-grpc",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "OpenTelemetry grpc automatic instrumentation package.",
   "main": "build/src/index.js",
   "types": "build/src/index.d.ts",
@@ -50,10 +50,10 @@
     "@grpc/grpc-js": "^1.7.1",
     "@grpc/proto-loader": "^0.7.10",
     "@opentelemetry/api": "1.8.0",
-    "@opentelemetry/context-async-hooks": "1.22.0",
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0",
-    "@opentelemetry/sdk-trace-node": "1.22.0",
+    "@opentelemetry/context-async-hooks": "1.23.0",
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0",
+    "@opentelemetry/sdk-trace-node": "1.23.0",
     "@protobuf-ts/grpc-transport": "2.9.3",
     "@protobuf-ts/runtime": "2.9.3",
     "@protobuf-ts/runtime-rpc": "2.9.3",
@@ -75,8 +75,8 @@
     "@opentelemetry/api": "^1.3.0"
   },
   "dependencies": {
-    "@opentelemetry/instrumentation": "0.49.1",
-    "@opentelemetry/semantic-conventions": "1.22.0"
+    "@opentelemetry/instrumentation": "0.50.0",
+    "@opentelemetry/semantic-conventions": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/packages/opentelemetry-instrumentation-grpc",
   "sideEffects": false
diff --git a/experimental/packages/opentelemetry-instrumentation-http/package.json b/experimental/packages/opentelemetry-instrumentation-http/package.json
index fbc4597aada..17ee989ac03 100644
--- a/experimental/packages/opentelemetry-instrumentation-http/package.json
+++ b/experimental/packages/opentelemetry-instrumentation-http/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/instrumentation-http",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "OpenTelemetry http/https automatic instrumentation package.",
   "main": "build/src/index.js",
   "types": "build/src/index.d.ts",
@@ -46,10 +46,10 @@
   },
   "devDependencies": {
     "@opentelemetry/api": "1.8.0",
-    "@opentelemetry/context-async-hooks": "1.22.0",
-    "@opentelemetry/sdk-metrics": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0",
-    "@opentelemetry/sdk-trace-node": "1.22.0",
+    "@opentelemetry/context-async-hooks": "1.23.0",
+    "@opentelemetry/sdk-metrics": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0",
+    "@opentelemetry/sdk-trace-node": "1.23.0",
     "@types/mocha": "10.0.6",
     "@types/node": "18.6.5",
     "@types/request-promise-native": "1.0.21",
@@ -74,9 +74,9 @@
     "@opentelemetry/api": "^1.3.0"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/instrumentation": "0.49.1",
-    "@opentelemetry/semantic-conventions": "1.22.0",
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/instrumentation": "0.50.0",
+    "@opentelemetry/semantic-conventions": "1.23.0",
     "semver": "^7.5.2"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/packages/opentelemetry-instrumentation-http",
diff --git a/experimental/packages/opentelemetry-instrumentation-xml-http-request/package.json b/experimental/packages/opentelemetry-instrumentation-xml-http-request/package.json
index dcca42a1084..21f546751a2 100644
--- a/experimental/packages/opentelemetry-instrumentation-xml-http-request/package.json
+++ b/experimental/packages/opentelemetry-instrumentation-xml-http-request/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/instrumentation-xml-http-request",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "OpenTelemetry XMLHttpRequest automatic instrumentation package.",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -57,9 +57,9 @@
     "@babel/core": "7.23.6",
     "@babel/preset-env": "7.22.20",
     "@opentelemetry/api": "1.8.0",
-    "@opentelemetry/context-zone": "1.22.0",
-    "@opentelemetry/propagator-b3": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0",
+    "@opentelemetry/context-zone": "1.23.0",
+    "@opentelemetry/propagator-b3": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0",
     "@types/mocha": "10.0.6",
     "@types/node": "18.6.5",
     "@types/sinon": "10.0.20",
@@ -89,10 +89,10 @@
     "@opentelemetry/api": "^1.0.0"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/instrumentation": "0.49.1",
-    "@opentelemetry/sdk-trace-web": "1.22.0",
-    "@opentelemetry/semantic-conventions": "1.22.0"
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/instrumentation": "0.50.0",
+    "@opentelemetry/sdk-trace-web": "1.23.0",
+    "@opentelemetry/semantic-conventions": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/packages/opentelemetry-instrumentation-xml-http-request",
   "sideEffects": false
diff --git a/experimental/packages/opentelemetry-instrumentation/package.json b/experimental/packages/opentelemetry-instrumentation/package.json
index e2a1785aa42..7580b0cdb0f 100644
--- a/experimental/packages/opentelemetry-instrumentation/package.json
+++ b/experimental/packages/opentelemetry-instrumentation/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/instrumentation",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "Base class for node which OpenTelemetry instrumentation modules extend",
   "author": "OpenTelemetry Authors",
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/packages/opentelemetry-instrumentation",
@@ -71,7 +71,7 @@
     "url": "https://github.com/open-telemetry/opentelemetry-js/issues"
   },
   "dependencies": {
-    "@opentelemetry/api-logs": "0.49.1",
+    "@opentelemetry/api-logs": "0.50.0",
     "@types/shimmer": "^1.0.2",
     "import-in-the-middle": "1.7.1",
     "require-in-the-middle": "^7.1.1",
@@ -86,7 +86,7 @@
     "@babel/preset-env": "7.22.20",
     "@opentelemetry/api": "1.8.0",
     "@opentelemetry/api-logs": "0.47.0",
-    "@opentelemetry/sdk-metrics": "1.22.0",
+    "@opentelemetry/sdk-metrics": "1.23.0",
     "@types/mocha": "10.0.6",
     "@types/node": "18.6.5",
     "@types/semver": "7.5.6",
diff --git a/experimental/packages/opentelemetry-sdk-node/package.json b/experimental/packages/opentelemetry-sdk-node/package.json
index a7513f3674b..52e916c068c 100644
--- a/experimental/packages/opentelemetry-sdk-node/package.json
+++ b/experimental/packages/opentelemetry-sdk-node/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/sdk-node",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "OpenTelemetry SDK for Node.js",
   "main": "build/src/index.js",
   "types": "build/src/index.d.ts",
@@ -44,27 +44,27 @@
     "access": "public"
   },
   "dependencies": {
-    "@opentelemetry/api-logs": "0.49.1",
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/exporter-trace-otlp-grpc": "0.49.1",
-    "@opentelemetry/exporter-trace-otlp-http": "0.49.1",
-    "@opentelemetry/exporter-trace-otlp-proto": "0.49.1",
-    "@opentelemetry/exporter-zipkin": "1.22.0",
-    "@opentelemetry/instrumentation": "0.49.1",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/sdk-logs": "0.49.1",
-    "@opentelemetry/sdk-metrics": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0",
-    "@opentelemetry/sdk-trace-node": "1.22.0",
-    "@opentelemetry/semantic-conventions": "1.22.0"
+    "@opentelemetry/api-logs": "0.50.0",
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/exporter-trace-otlp-grpc": "0.50.0",
+    "@opentelemetry/exporter-trace-otlp-http": "0.50.0",
+    "@opentelemetry/exporter-trace-otlp-proto": "0.50.0",
+    "@opentelemetry/exporter-zipkin": "1.23.0",
+    "@opentelemetry/instrumentation": "0.50.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/sdk-logs": "0.50.0",
+    "@opentelemetry/sdk-metrics": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0",
+    "@opentelemetry/sdk-trace-node": "1.23.0",
+    "@opentelemetry/semantic-conventions": "1.23.0"
   },
   "peerDependencies": {
     "@opentelemetry/api": ">=1.3.0 <1.9.0"
   },
   "devDependencies": {
     "@opentelemetry/api": "1.8.0",
-    "@opentelemetry/context-async-hooks": "1.22.0",
-    "@opentelemetry/exporter-jaeger": "1.22.0",
+    "@opentelemetry/context-async-hooks": "1.23.0",
+    "@opentelemetry/exporter-jaeger": "1.23.0",
     "@types/mocha": "10.0.6",
     "@types/node": "18.6.5",
     "@types/semver": "7.5.6",
diff --git a/experimental/packages/otlp-exporter-base/package.json b/experimental/packages/otlp-exporter-base/package.json
index eb4fc6b9552..4e7a1552a45 100644
--- a/experimental/packages/otlp-exporter-base/package.json
+++ b/experimental/packages/otlp-exporter-base/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/otlp-exporter-base",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "OpenTelemetry OTLP Exporter base (for internal use only)",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -61,7 +61,7 @@
     "access": "public"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0"
+    "@opentelemetry/core": "1.23.0"
   },
   "devDependencies": {
     "@babel/core": "7.23.6",
diff --git a/experimental/packages/otlp-grpc-exporter-base/package.json b/experimental/packages/otlp-grpc-exporter-base/package.json
index f12206137b8..37d9b908a72 100644
--- a/experimental/packages/otlp-grpc-exporter-base/package.json
+++ b/experimental/packages/otlp-grpc-exporter-base/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/otlp-grpc-exporter-base",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "OpenTelemetry OTLP-gRPC Exporter base (for internal use only)",
   "main": "build/src/index.js",
   "types": "build/src/index.d.ts",
@@ -49,9 +49,9 @@
   },
   "devDependencies": {
     "@opentelemetry/api": "1.8.0",
-    "@opentelemetry/otlp-transformer": "0.49.1",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0",
+    "@opentelemetry/otlp-transformer": "0.50.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0",
     "@types/mocha": "10.0.6",
     "@types/node": "18.6.5",
     "@types/sinon": "10.0.20",
@@ -72,8 +72,8 @@
   },
   "dependencies": {
     "@grpc/grpc-js": "^1.7.1",
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/otlp-exporter-base": "0.49.1",
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/otlp-exporter-base": "0.50.0",
     "protobufjs": "^7.2.3"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/packages/otlp-grpc-exporter-base",
diff --git a/experimental/packages/otlp-proto-exporter-base/package.json b/experimental/packages/otlp-proto-exporter-base/package.json
index 3da043a8b0d..a96db0d01bf 100644
--- a/experimental/packages/otlp-proto-exporter-base/package.json
+++ b/experimental/packages/otlp-proto-exporter-base/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/otlp-proto-exporter-base",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "OpenTelemetry OTLP-HTTP-protobuf Exporter base (for internal use only)",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -80,8 +80,8 @@
     "@opentelemetry/api": "^1.0.0"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/otlp-exporter-base": "0.49.1",
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/otlp-exporter-base": "0.50.0",
     "protobufjs": "^7.2.3"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/packages/otlp-proto-exporter-base",
diff --git a/experimental/packages/otlp-transformer/package.json b/experimental/packages/otlp-transformer/package.json
index e79130b68e9..9f382a9d6df 100644
--- a/experimental/packages/otlp-transformer/package.json
+++ b/experimental/packages/otlp-transformer/package.json
@@ -4,7 +4,7 @@
   "publishConfig": {
     "access": "public"
   },
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "Transform OpenTelemetry SDK data into OTLP",
   "module": "build/esm/index.js",
   "esnext": "build/esnext/index.js",
@@ -79,12 +79,12 @@
     "webpack": "5.89.0"
   },
   "dependencies": {
-    "@opentelemetry/api-logs": "0.49.1",
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/sdk-logs": "0.49.1",
-    "@opentelemetry/sdk-metrics": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0"
+    "@opentelemetry/api-logs": "0.50.0",
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/sdk-logs": "0.50.0",
+    "@opentelemetry/sdk-metrics": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/experimental/packages/otlp-transformer",
   "sideEffects": false
diff --git a/experimental/packages/sdk-logs/package.json b/experimental/packages/sdk-logs/package.json
index 9dcc7c3d904..04e8862ab7d 100644
--- a/experimental/packages/sdk-logs/package.json
+++ b/experimental/packages/sdk-logs/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/sdk-logs",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "publishConfig": {
     "access": "public"
   },
@@ -75,7 +75,7 @@
     "@babel/core": "7.23.6",
     "@babel/preset-env": "7.22.20",
     "@opentelemetry/api": ">=1.4.0 <1.9.0",
-    "@opentelemetry/api-logs": "0.49.1",
+    "@opentelemetry/api-logs": "0.50.0",
     "@opentelemetry/resources_1.9.0": "npm:@opentelemetry/resources@1.9.0",
     "@types/mocha": "10.0.6",
     "@types/node": "18.6.5",
@@ -101,7 +101,7 @@
     "webpack-merge": "5.10.0"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/resources": "1.22.0"
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/resources": "1.23.0"
   }
 }
diff --git a/experimental/packages/sdk-logs/src/LogRecord.ts b/experimental/packages/sdk-logs/src/LogRecord.ts
index d827c7fa1dd..abc4f452855 100644
--- a/experimental/packages/sdk-logs/src/LogRecord.ts
+++ b/experimental/packages/sdk-logs/src/LogRecord.ts
@@ -26,7 +26,7 @@ import type { IResource } from '@opentelemetry/resources';
 
 import type { ReadableLogRecord } from './export/ReadableLogRecord';
 import type { LogRecordLimits } from './types';
-import { LogAttributes } from '@opentelemetry/api-logs';
+import { LogAttributes, LogBody } from '@opentelemetry/api-logs';
 import { LoggerProviderSharedState } from './internal/LoggerProviderSharedState';
 
 export class LogRecord implements ReadableLogRecord {
@@ -38,7 +38,7 @@ export class LogRecord implements ReadableLogRecord {
   readonly attributes: logsAPI.LogAttributes = {};
   private _severityText?: string;
   private _severityNumber?: logsAPI.SeverityNumber;
-  private _body?: string;
+  private _body?: LogBody;
   private totalAttributesCount: number = 0;
 
   private _isReadonly: boolean = false;
@@ -64,13 +64,13 @@ export class LogRecord implements ReadableLogRecord {
     return this._severityNumber;
   }
 
-  set body(body: string | undefined) {
+  set body(body: LogBody | undefined) {
     if (this._isLogRecordReadonly()) {
       return;
     }
     this._body = body;
   }
-  get body(): string | undefined {
+  get body(): LogBody | undefined {
     return this._body;
   }
 
@@ -157,7 +157,7 @@ export class LogRecord implements ReadableLogRecord {
     return this;
   }
 
-  public setBody(body: string) {
+  public setBody(body: LogBody) {
     this.body = body;
     return this;
   }
diff --git a/experimental/packages/sdk-logs/src/export/ReadableLogRecord.ts b/experimental/packages/sdk-logs/src/export/ReadableLogRecord.ts
index 2dc3ece8658..2af71de76be 100644
--- a/experimental/packages/sdk-logs/src/export/ReadableLogRecord.ts
+++ b/experimental/packages/sdk-logs/src/export/ReadableLogRecord.ts
@@ -17,7 +17,11 @@
 import type { IResource } from '@opentelemetry/resources';
 import type { HrTime, SpanContext } from '@opentelemetry/api';
 import type { InstrumentationScope } from '@opentelemetry/core';
-import type { LogAttributes, SeverityNumber } from '@opentelemetry/api-logs';
+import type {
+  LogBody,
+  LogAttributes,
+  SeverityNumber,
+} from '@opentelemetry/api-logs';
 
 export interface ReadableLogRecord {
   readonly hrTime: HrTime;
@@ -25,7 +29,7 @@ export interface ReadableLogRecord {
   readonly spanContext?: SpanContext;
   readonly severityText?: string;
   readonly severityNumber?: SeverityNumber;
-  readonly body?: string;
+  readonly body?: LogBody;
   readonly resource: IResource;
   readonly instrumentationScope: InstrumentationScope;
   readonly attributes: LogAttributes;
diff --git a/experimental/packages/shim-opencensus/package.json b/experimental/packages/shim-opencensus/package.json
index ecc6e31a441..71d386b6f71 100644
--- a/experimental/packages/shim-opencensus/package.json
+++ b/experimental/packages/shim-opencensus/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/shim-opencensus",
-  "version": "0.49.1",
+  "version": "0.50.0",
   "description": "OpenCensus to OpenTelemetry shim",
   "main": "build/src/index.js",
   "types": "build/src/index.d.ts",
@@ -50,8 +50,8 @@
   "devDependencies": {
     "@opencensus/core": "0.1.0",
     "@opentelemetry/api": "1.8.0",
-    "@opentelemetry/context-async-hooks": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0",
+    "@opentelemetry/context-async-hooks": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0",
     "@types/mocha": "10.0.6",
     "@types/node": "18.6.5",
     "@types/sinon": "10.0.20",
@@ -69,9 +69,9 @@
     "@opentelemetry/api": "^1.0.0"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/sdk-metrics": "1.22.0",
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/sdk-metrics": "1.23.0",
     "require-in-the-middle": "^7.1.1",
     "semver": "^7.5.2"
   },
diff --git a/integration-tests/api/package.json b/integration-tests/api/package.json
index d6f3a195149..565552f62e7 100644
--- a/integration-tests/api/package.json
+++ b/integration-tests/api/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/integration-tests-api",
-  "version": "1.22.1",
+  "version": "1.23.0",
   "private": true,
   "publishConfig": {
     "access": "restricted"
diff --git a/integration-tests/propagation-validation-server/package.json b/integration-tests/propagation-validation-server/package.json
index 1136e298849..b7acb04f1d2 100644
--- a/integration-tests/propagation-validation-server/package.json
+++ b/integration-tests/propagation-validation-server/package.json
@@ -1,6 +1,6 @@
 {
   "name": "propagation-validation-server",
-  "version": "1.23.1",
+  "version": "1.24.0",
   "description": "server for w3c tests",
   "main": "validation_server.js",
   "private": true,
@@ -12,9 +12,9 @@
   },
   "dependencies": {
     "@opentelemetry/api": "^1.0.0",
-    "@opentelemetry/context-async-hooks": "1.22.0",
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0",
+    "@opentelemetry/context-async-hooks": "1.23.0",
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0",
     "axios": "1.5.1",
     "body-parser": "1.19.0",
     "express": "4.19.2"
diff --git a/package-lock.json b/package-lock.json
index 6cc71665595..503a0f15235 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,6 @@
       "hasInstallScript": true,
       "license": "Apache-2.0",
       "workspaces": [
-        "api",
         "packages/*",
         "experimental/packages/*",
         "experimental/examples/*",
@@ -195,17 +194,17 @@
       }
     },
     "examples/esm-http-ts": {
-      "version": "0.49.1",
+      "version": "0.50.0",
       "license": "Apache-2.0",
       "dependencies": {
         "@opentelemetry/api": "1.8.0",
-        "@opentelemetry/exporter-trace-otlp-proto": "0.49.1",
-        "@opentelemetry/instrumentation": "0.49.1",
-        "@opentelemetry/instrumentation-http": "0.49.1",
-        "@opentelemetry/resources": "1.22.0",
-        "@opentelemetry/sdk-trace-base": "1.22.0",
-        "@opentelemetry/sdk-trace-node": "1.22.0",
-        "@opentelemetry/semantic-conventions": "1.22.0"
+        "@opentelemetry/exporter-trace-otlp-proto": "0.50.0",
+        "@opentelemetry/instrumentation": "0.50.0",
+        "@opentelemetry/instrumentation-http": "0.50.0",
+        "@opentelemetry/resources": "1.23.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0",
+        "@opentelemetry/sdk-trace-node": "1.23.0",
+        "@opentelemetry/semantic-conventions": "1.23.0"
       },
       "engines": {
         "node": ">=14"
@@ -213,18 +212,18 @@
     },
     "examples/http": {
       "name": "http-example",
-      "version": "0.49.1",
+      "version": "0.50.0",
       "license": "Apache-2.0",
       "dependencies": {
         "@opentelemetry/api": "^1.3.0",
-        "@opentelemetry/exporter-jaeger": "1.22.0",
-        "@opentelemetry/exporter-zipkin": "1.22.0",
-        "@opentelemetry/instrumentation": "0.49.1",
-        "@opentelemetry/instrumentation-http": "0.49.1",
-        "@opentelemetry/resources": "1.22.0",
-        "@opentelemetry/sdk-trace-base": "1.22.0",
-        "@opentelemetry/sdk-trace-node": "1.22.0",
-        "@opentelemetry/semantic-conventions": "1.22.0"
+        "@opentelemetry/exporter-jaeger": "1.23.0",
+        "@opentelemetry/exporter-zipkin": "1.23.0",
+        "@opentelemetry/instrumentation": "0.50.0",
+        "@opentelemetry/instrumentation-http": "0.50.0",
+        "@opentelemetry/resources": "1.23.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0",
+        "@opentelemetry/sdk-trace-node": "1.23.0",
+        "@opentelemetry/semantic-conventions": "1.23.0"
       },
       "devDependencies": {
         "cross-env": "^6.0.0"
@@ -235,18 +234,18 @@
     },
     "examples/https": {
       "name": "https-example",
-      "version": "0.49.1",
+      "version": "0.50.0",
       "license": "Apache-2.0",
       "dependencies": {
         "@opentelemetry/api": "^1.0.0",
-        "@opentelemetry/exporter-jaeger": "1.22.0",
-        "@opentelemetry/exporter-zipkin": "1.22.0",
-        "@opentelemetry/instrumentation": "0.49.1",
-        "@opentelemetry/instrumentation-http": "0.49.1",
-        "@opentelemetry/resources": "1.22.0",
-        "@opentelemetry/sdk-trace-base": "1.22.0",
-        "@opentelemetry/sdk-trace-node": "1.22.0",
-        "@opentelemetry/semantic-conventions": "1.22.0"
+        "@opentelemetry/exporter-jaeger": "1.23.0",
+        "@opentelemetry/exporter-zipkin": "1.23.0",
+        "@opentelemetry/instrumentation": "0.50.0",
+        "@opentelemetry/instrumentation-http": "0.50.0",
+        "@opentelemetry/resources": "1.23.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0",
+        "@opentelemetry/sdk-trace-node": "1.23.0",
+        "@opentelemetry/semantic-conventions": "1.23.0"
       },
       "devDependencies": {
         "cross-env": "^6.0.0"
@@ -257,24 +256,24 @@
     },
     "examples/opentelemetry-web": {
       "name": "web-opentelemetry-example",
-      "version": "0.49.1",
+      "version": "0.50.0",
       "license": "Apache-2.0",
       "dependencies": {
         "@opentelemetry/api": "^1.3.0",
-        "@opentelemetry/context-zone": "1.22.0",
-        "@opentelemetry/core": "1.22.0",
-        "@opentelemetry/exporter-metrics-otlp-http": "0.49.1",
-        "@opentelemetry/exporter-trace-otlp-http": "0.49.1",
-        "@opentelemetry/exporter-trace-otlp-proto": "0.49.1",
-        "@opentelemetry/exporter-zipkin": "1.22.0",
-        "@opentelemetry/instrumentation": "0.49.1",
-        "@opentelemetry/instrumentation-fetch": "0.49.1",
-        "@opentelemetry/instrumentation-xml-http-request": "0.49.1",
-        "@opentelemetry/propagator-b3": "1.22.0",
-        "@opentelemetry/sdk-metrics": "1.22.0",
-        "@opentelemetry/sdk-trace-base": "1.22.0",
-        "@opentelemetry/sdk-trace-web": "1.22.0",
-        "@opentelemetry/semantic-conventions": "1.22.0"
+        "@opentelemetry/context-zone": "1.23.0",
+        "@opentelemetry/core": "1.23.0",
+        "@opentelemetry/exporter-metrics-otlp-http": "0.50.0",
+        "@opentelemetry/exporter-trace-otlp-http": "0.50.0",
+        "@opentelemetry/exporter-trace-otlp-proto": "0.50.0",
+        "@opentelemetry/exporter-zipkin": "1.23.0",
+        "@opentelemetry/instrumentation": "0.50.0",
+        "@opentelemetry/instrumentation-fetch": "0.50.0",
+        "@opentelemetry/instrumentation-xml-http-request": "0.50.0",
+        "@opentelemetry/propagator-b3": "1.23.0",
+        "@opentelemetry/sdk-metrics": "1.23.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0",
+        "@opentelemetry/sdk-trace-web": "1.23.0",
+        "@opentelemetry/semantic-conventions": "1.23.0"
       },
       "devDependencies": {
         "@babel/core": "^7.23.6",
@@ -609,21 +608,21 @@
     },
     "examples/otlp-exporter-node": {
       "name": "example-otlp-exporter-node",
-      "version": "0.49.1",
+      "version": "0.50.0",
       "license": "Apache-2.0",
       "dependencies": {
         "@opentelemetry/api": "^1.3.0",
-        "@opentelemetry/core": "1.22.0",
-        "@opentelemetry/exporter-metrics-otlp-grpc": "0.49.1",
-        "@opentelemetry/exporter-metrics-otlp-http": "0.49.1",
-        "@opentelemetry/exporter-metrics-otlp-proto": "0.49.1",
-        "@opentelemetry/exporter-trace-otlp-grpc": "0.49.1",
-        "@opentelemetry/exporter-trace-otlp-http": "0.49.1",
-        "@opentelemetry/exporter-trace-otlp-proto": "0.49.1",
-        "@opentelemetry/resources": "1.22.0",
-        "@opentelemetry/sdk-metrics": "1.22.0",
-        "@opentelemetry/sdk-trace-base": "1.22.0",
-        "@opentelemetry/semantic-conventions": "1.22.0"
+        "@opentelemetry/core": "1.23.0",
+        "@opentelemetry/exporter-metrics-otlp-grpc": "0.50.0",
+        "@opentelemetry/exporter-metrics-otlp-http": "0.50.0",
+        "@opentelemetry/exporter-metrics-otlp-proto": "0.50.0",
+        "@opentelemetry/exporter-trace-otlp-grpc": "0.50.0",
+        "@opentelemetry/exporter-trace-otlp-http": "0.50.0",
+        "@opentelemetry/exporter-trace-otlp-proto": "0.50.0",
+        "@opentelemetry/resources": "1.23.0",
+        "@opentelemetry/sdk-metrics": "1.23.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0",
+        "@opentelemetry/semantic-conventions": "1.23.0"
       },
       "engines": {
         "node": ">=14"
@@ -631,11 +630,11 @@
     },
     "experimental/backwards-compatibility/node14": {
       "name": "backcompat-node14",
-      "version": "0.49.1",
+      "version": "0.50.0",
       "license": "Apache-2.0",
       "dependencies": {
-        "@opentelemetry/sdk-node": "0.49.1",
-        "@opentelemetry/sdk-trace-base": "1.22.0"
+        "@opentelemetry/sdk-node": "0.50.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0"
       },
       "devDependencies": {
         "@types/node": "14.18.25",
@@ -652,11 +651,11 @@
     },
     "experimental/backwards-compatibility/node16": {
       "name": "backcompat-node16",
-      "version": "0.49.1",
+      "version": "0.50.0",
       "license": "Apache-2.0",
       "dependencies": {
-        "@opentelemetry/sdk-node": "0.49.1",
-        "@opentelemetry/sdk-trace-base": "1.22.0"
+        "@opentelemetry/sdk-node": "0.50.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0"
       },
       "devDependencies": {
         "@types/node": "16.11.52",
@@ -673,11 +672,11 @@
     },
     "experimental/examples/logs": {
       "name": "logs-example",
-      "version": "0.49.1",
+      "version": "0.50.0",
       "dependencies": {
         "@opentelemetry/api": "^1.7.0",
-        "@opentelemetry/api-logs": "0.49.1",
-        "@opentelemetry/sdk-logs": "0.49.1"
+        "@opentelemetry/api-logs": "0.50.0",
+        "@opentelemetry/sdk-logs": "0.50.0"
       },
       "devDependencies": {
         "@types/node": "18.6.5",
@@ -743,20 +742,20 @@
       }
     },
     "experimental/examples/opencensus-shim": {
-      "version": "0.49.1",
+      "version": "0.50.0",
       "license": "Apache-2.0",
       "dependencies": {
         "@opencensus/core": "0.1.0",
         "@opencensus/instrumentation-http": "0.1.0",
         "@opencensus/nodejs-base": "0.1.0",
         "@opentelemetry/api": "1.8.0",
-        "@opentelemetry/exporter-prometheus": "0.49.1",
-        "@opentelemetry/exporter-trace-otlp-grpc": "0.49.1",
-        "@opentelemetry/resources": "1.22.0",
-        "@opentelemetry/sdk-metrics": "1.22.0",
-        "@opentelemetry/sdk-trace-node": "1.22.0",
-        "@opentelemetry/semantic-conventions": "1.22.0",
-        "@opentelemetry/shim-opencensus": "0.49.1"
+        "@opentelemetry/exporter-prometheus": "0.50.0",
+        "@opentelemetry/exporter-trace-otlp-grpc": "0.50.0",
+        "@opentelemetry/resources": "1.23.0",
+        "@opentelemetry/sdk-metrics": "1.23.0",
+        "@opentelemetry/sdk-trace-node": "1.23.0",
+        "@opentelemetry/semantic-conventions": "1.23.0",
+        "@opentelemetry/shim-opencensus": "0.50.0"
       },
       "engines": {
         "node": ">=14"
@@ -764,20 +763,21 @@
     },
     "experimental/examples/prometheus": {
       "name": "prometheus-example",
-      "version": "0.49.1",
+      "version": "0.50.0",
       "license": "Apache-2.0",
       "dependencies": {
         "@opentelemetry/api": "^1.3.0",
-        "@opentelemetry/exporter-prometheus": "0.49.1",
-        "@opentelemetry/sdk-metrics": "1.22.0"
+        "@opentelemetry/exporter-prometheus": "0.50.0",
+        "@opentelemetry/sdk-metrics": "1.23.0"
       }
     },
     "experimental/packages/api-events": {
       "name": "@opentelemetry/api-events",
-      "version": "0.49.1",
+      "version": "0.50.0",
       "license": "Apache-2.0",
       "dependencies": {
-        "@opentelemetry/api": "^1.0.0"
+        "@opentelemetry/api": "^1.0.0",
+        "@opentelemetry/api-logs": "0.50.0"
       },
       "devDependencies": {
         "@types/mocha": "10.0.6",
@@ -913,7 +913,7 @@
     },
     "experimental/packages/api-logs": {
       "name": "@opentelemetry/api-logs",
-      "version": "0.49.1",
+      "version": "0.50.0",
       "license": "Apache-2.0",
       "dependencies": {
         "@opentelemetry/api": "^1.0.0"
@@ -1052,21 +1052,21 @@
     },
     "experimental/packages/exporter-logs-otlp-grpc": {
       "name": "@opentelemetry/exporter-logs-otlp-grpc",
-      "version": "0.49.1",
+      "version": "0.50.0",
       "license": "Apache-2.0",
       "dependencies": {
         "@grpc/grpc-js": "^1.7.1",
-        "@opentelemetry/core": "1.22.0",
-        "@opentelemetry/otlp-grpc-exporter-base": "0.49.1",
-        "@opentelemetry/otlp-transformer": "0.49.1",
-        "@opentelemetry/sdk-logs": "0.49.1"
+        "@opentelemetry/core": "1.23.0",
+        "@opentelemetry/otlp-grpc-exporter-base": "0.50.0",
+        "@opentelemetry/otlp-transformer": "0.50.0",
+        "@opentelemetry/sdk-logs": "0.50.0"
       },
       "devDependencies": {
         "@grpc/proto-loader": "^0.7.10",
         "@opentelemetry/api": "1.8.0",
-        "@opentelemetry/api-logs": "0.49.1",
-        "@opentelemetry/otlp-exporter-base": "0.49.1",
-        "@opentelemetry/resources": "1.22.0",
+        "@opentelemetry/api-logs": "0.50.0",
+        "@opentelemetry/otlp-exporter-base": "0.50.0",
+        "@opentelemetry/resources": "1.23.0",
         "@types/mocha": "10.0.6",
         "@types/node": "18.6.5",
         "@types/sinon": "10.0.20",
@@ -1090,20 +1090,20 @@
     },
     "experimental/packages/exporter-logs-otlp-http": {
       "name": "@opentelemetry/exporter-logs-otlp-http",
-      "version": "0.49.1",
+      "version": "0.50.0",
       "license": "Apache-2.0",
       "dependencies": {
-        "@opentelemetry/api-logs": "0.49.1",
-        "@opentelemetry/core": "1.22.0",
-        "@opentelemetry/otlp-exporter-base": "0.49.1",
-        "@opentelemetry/otlp-transformer": "0.49.1",
-        "@opentelemetry/sdk-logs": "0.49.1"
+        "@opentelemetry/api-logs": "0.50.0",
+        "@opentelemetry/core": "1.23.0",
+        "@opentelemetry/otlp-exporter-base": "0.50.0",
+        "@opentelemetry/otlp-transformer": "0.50.0",
+        "@opentelemetry/sdk-logs": "0.50.0"
       },
       "devDependencies": {
         "@babel/core": "7.23.6",
         "@babel/preset-env": "7.22.20",
         "@opentelemetry/api": "1.8.0",
-        "@opentelemetry/resources": "1.22.0",
+        "@opentelemetry/resources": "1.23.0",
         "@types/mocha": "10.0.6",
         "@types/node": "18.6.5",
         "@types/sinon": "10.0.20",
@@ -1404,17 +1404,17 @@
     },
     "experimental/packages/exporter-logs-otlp-proto": {
       "name": "@opentelemetry/exporter-logs-otlp-proto",
-      "version": "0.49.1",
+      "version": "0.50.0",
       "license": "Apache-2.0",
       "dependencies": {
-        "@opentelemetry/api-logs": "0.49.1",
-        "@opentelemetry/core": "1.22.0",
-        "@opentelemetry/otlp-exporter-base": "0.49.1",
-        "@opentelemetry/otlp-proto-exporter-base": "0.49.1",
-        "@opentelemetry/otlp-transformer": "0.49.1",
-        "@opentelemetry/resources": "1.22.0",
-        "@opentelemetry/sdk-logs": "0.49.1",
-        "@opentelemetry/sdk-trace-base": "1.22.0"
+        "@opentelemetry/api-logs": "0.50.0",
+        "@opentelemetry/core": "1.23.0",
+        "@opentelemetry/otlp-exporter-base": "0.50.0",
+        "@opentelemetry/otlp-proto-exporter-base": "0.50.0",
+        "@opentelemetry/otlp-transformer": "0.50.0",
+        "@opentelemetry/resources": "1.23.0",
+        "@opentelemetry/sdk-logs": "0.50.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0"
       },
       "devDependencies": {
         "@babel/core": "7.23.6",
@@ -1718,20 +1718,20 @@
     },
     "experimental/packages/exporter-trace-otlp-grpc": {
       "name": "@opentelemetry/exporter-trace-otlp-grpc",
-      "version": "0.49.1",
+      "version": "0.50.0",
       "license": "Apache-2.0",
       "dependencies": {
         "@grpc/grpc-js": "^1.7.1",
-        "@opentelemetry/core": "1.22.0",
-        "@opentelemetry/otlp-grpc-exporter-base": "0.49.1",
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@@ -3470,21 +3470,21 @@
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@@ -4211,10 +4211,10 @@
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@@ -4517,19 +4517,19 @@
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@@ -4588,15 +4588,15 @@
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@@ -4735,17 +4735,17 @@
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@@ -5095,20 +5095,20 @@
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-        "@opentelemetry/sdk-trace-base": "1.22.0",
-        "@opentelemetry/semantic-conventions": "1.22.0",
+        "@opentelemetry/context-zone": "1.23.0",
+        "@opentelemetry/core": "1.23.0",
+        "@opentelemetry/propagator-b3": "1.23.0",
+        "@opentelemetry/resources": "1.23.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0",
+        "@opentelemetry/semantic-conventions": "1.23.0",
         "@types/jquery": "3.5.29",
         "@types/mocha": "10.0.6",
         "@types/node": "18.6.5",
@@ -44192,16 +44193,16 @@
         "@babel/plugin-transform-runtime": "7.22.15",
         "@babel/preset-env": "7.22.20",
         "@opentelemetry/api": "1.8.0",
-        "@opentelemetry/context-zone-peer-dep": "1.22.0",
-        "@opentelemetry/core": "1.22.0",
-        "@opentelemetry/exporter-trace-otlp-http": "0.49.1",
-        "@opentelemetry/exporter-zipkin": "1.22.0",
-        "@opentelemetry/instrumentation": "0.49.1",
-        "@opentelemetry/instrumentation-fetch": "0.49.1",
-        "@opentelemetry/instrumentation-xml-http-request": "0.49.1",
-        "@opentelemetry/sdk-metrics": "1.22.0",
-        "@opentelemetry/sdk-trace-base": "1.22.0",
-        "@opentelemetry/sdk-trace-web": "1.22.0",
+        "@opentelemetry/context-zone-peer-dep": "1.23.0",
+        "@opentelemetry/core": "1.23.0",
+        "@opentelemetry/exporter-trace-otlp-http": "0.50.0",
+        "@opentelemetry/exporter-zipkin": "1.23.0",
+        "@opentelemetry/instrumentation": "0.50.0",
+        "@opentelemetry/instrumentation-fetch": "0.50.0",
+        "@opentelemetry/instrumentation-xml-http-request": "0.50.0",
+        "@opentelemetry/sdk-metrics": "1.23.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0",
+        "@opentelemetry/sdk-trace-web": "1.23.0",
         "babel-loader": "8.3.0",
         "babel-polyfill": "6.26.0",
         "browserstack-local": "1.4.8",
@@ -44567,11 +44568,11 @@
       "requires": {
         "@opencensus/core": "0.1.0",
         "@opentelemetry/api": "1.8.0",
-        "@opentelemetry/context-async-hooks": "1.22.0",
-        "@opentelemetry/core": "1.22.0",
-        "@opentelemetry/resources": "1.22.0",
-        "@opentelemetry/sdk-metrics": "1.22.0",
-        "@opentelemetry/sdk-trace-base": "1.22.0",
+        "@opentelemetry/context-async-hooks": "1.23.0",
+        "@opentelemetry/core": "1.23.0",
+        "@opentelemetry/resources": "1.23.0",
+        "@opentelemetry/sdk-metrics": "1.23.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0",
         "@types/mocha": "10.0.6",
         "@types/node": "18.6.5",
         "@types/sinon": "10.0.20",
@@ -44591,11 +44592,11 @@
       "version": "file:packages/opentelemetry-shim-opentracing",
       "requires": {
         "@opentelemetry/api": ">=1.0.0 <1.9.0",
-        "@opentelemetry/core": "1.22.0",
-        "@opentelemetry/propagator-b3": "1.22.0",
-        "@opentelemetry/propagator-jaeger": "1.22.0",
-        "@opentelemetry/sdk-trace-base": "1.22.0",
-        "@opentelemetry/semantic-conventions": "1.22.0",
+        "@opentelemetry/core": "1.23.0",
+        "@opentelemetry/propagator-b3": "1.23.0",
+        "@opentelemetry/propagator-jaeger": "1.23.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0",
+        "@opentelemetry/semantic-conventions": "1.23.0",
         "@types/mocha": "10.0.6",
         "@types/node": "18.6.5",
         "codecov": "3.8.3",
@@ -47335,8 +47336,8 @@
     "backcompat-node14": {
       "version": "file:experimental/backwards-compatibility/node14",
       "requires": {
-        "@opentelemetry/sdk-node": "0.49.1",
-        "@opentelemetry/sdk-trace-base": "1.22.0",
+        "@opentelemetry/sdk-node": "0.50.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0",
         "@types/node": "14.18.25",
         "typescript": "4.4.4"
       },
@@ -47350,8 +47351,8 @@
     "backcompat-node16": {
       "version": "file:experimental/backwards-compatibility/node16",
       "requires": {
-        "@opentelemetry/sdk-node": "0.49.1",
-        "@opentelemetry/sdk-trace-base": "1.22.0",
+        "@opentelemetry/sdk-node": "0.50.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0",
         "@types/node": "16.11.52",
         "typescript": "4.4.4"
       },
@@ -49977,13 +49978,13 @@
       "version": "file:examples/esm-http-ts",
       "requires": {
         "@opentelemetry/api": "1.8.0",
-        "@opentelemetry/exporter-trace-otlp-proto": "0.49.1",
-        "@opentelemetry/instrumentation": "0.49.1",
-        "@opentelemetry/instrumentation-http": "0.49.1",
-        "@opentelemetry/resources": "1.22.0",
-        "@opentelemetry/sdk-trace-base": "1.22.0",
-        "@opentelemetry/sdk-trace-node": "1.22.0",
-        "@opentelemetry/semantic-conventions": "1.22.0"
+        "@opentelemetry/exporter-trace-otlp-proto": "0.50.0",
+        "@opentelemetry/instrumentation": "0.50.0",
+        "@opentelemetry/instrumentation-http": "0.50.0",
+        "@opentelemetry/resources": "1.23.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0",
+        "@opentelemetry/sdk-trace-node": "1.23.0",
+        "@opentelemetry/semantic-conventions": "1.23.0"
       }
     },
     "espree": {
@@ -50116,17 +50117,17 @@
       "version": "file:examples/otlp-exporter-node",
       "requires": {
         "@opentelemetry/api": "^1.3.0",
-        "@opentelemetry/core": "1.22.0",
-        "@opentelemetry/exporter-metrics-otlp-grpc": "0.49.1",
-        "@opentelemetry/exporter-metrics-otlp-http": "0.49.1",
-        "@opentelemetry/exporter-metrics-otlp-proto": "0.49.1",
-        "@opentelemetry/exporter-trace-otlp-grpc": "0.49.1",
-        "@opentelemetry/exporter-trace-otlp-http": "0.49.1",
-        "@opentelemetry/exporter-trace-otlp-proto": "0.49.1",
-        "@opentelemetry/resources": "1.22.0",
-        "@opentelemetry/sdk-metrics": "1.22.0",
-        "@opentelemetry/sdk-trace-base": "1.22.0",
-        "@opentelemetry/semantic-conventions": "1.22.0"
+        "@opentelemetry/core": "1.23.0",
+        "@opentelemetry/exporter-metrics-otlp-grpc": "0.50.0",
+        "@opentelemetry/exporter-metrics-otlp-http": "0.50.0",
+        "@opentelemetry/exporter-metrics-otlp-proto": "0.50.0",
+        "@opentelemetry/exporter-trace-otlp-grpc": "0.50.0",
+        "@opentelemetry/exporter-trace-otlp-http": "0.50.0",
+        "@opentelemetry/exporter-trace-otlp-proto": "0.50.0",
+        "@opentelemetry/resources": "1.23.0",
+        "@opentelemetry/sdk-metrics": "1.23.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0",
+        "@opentelemetry/semantic-conventions": "1.23.0"
       }
     },
     "execa": {
@@ -51737,14 +51738,14 @@
       "version": "file:examples/http",
       "requires": {
         "@opentelemetry/api": "^1.3.0",
-        "@opentelemetry/exporter-jaeger": "1.22.0",
-        "@opentelemetry/exporter-zipkin": "1.22.0",
-        "@opentelemetry/instrumentation": "0.49.1",
-        "@opentelemetry/instrumentation-http": "0.49.1",
-        "@opentelemetry/resources": "1.22.0",
-        "@opentelemetry/sdk-trace-base": "1.22.0",
-        "@opentelemetry/sdk-trace-node": "1.22.0",
-        "@opentelemetry/semantic-conventions": "1.22.0",
+        "@opentelemetry/exporter-jaeger": "1.23.0",
+        "@opentelemetry/exporter-zipkin": "1.23.0",
+        "@opentelemetry/instrumentation": "0.50.0",
+        "@opentelemetry/instrumentation-http": "0.50.0",
+        "@opentelemetry/resources": "1.23.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0",
+        "@opentelemetry/sdk-trace-node": "1.23.0",
+        "@opentelemetry/semantic-conventions": "1.23.0",
         "cross-env": "^6.0.0"
       }
     },
@@ -51830,14 +51831,14 @@
       "version": "file:examples/https",
       "requires": {
         "@opentelemetry/api": "^1.0.0",
-        "@opentelemetry/exporter-jaeger": "1.22.0",
-        "@opentelemetry/exporter-zipkin": "1.22.0",
-        "@opentelemetry/instrumentation": "0.49.1",
-        "@opentelemetry/instrumentation-http": "0.49.1",
-        "@opentelemetry/resources": "1.22.0",
-        "@opentelemetry/sdk-trace-base": "1.22.0",
-        "@opentelemetry/sdk-trace-node": "1.22.0",
-        "@opentelemetry/semantic-conventions": "1.22.0",
+        "@opentelemetry/exporter-jaeger": "1.23.0",
+        "@opentelemetry/exporter-zipkin": "1.23.0",
+        "@opentelemetry/instrumentation": "0.50.0",
+        "@opentelemetry/instrumentation-http": "0.50.0",
+        "@opentelemetry/resources": "1.23.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0",
+        "@opentelemetry/sdk-trace-node": "1.23.0",
+        "@opentelemetry/semantic-conventions": "1.23.0",
         "cross-env": "^6.0.0"
       }
     },
@@ -53567,8 +53568,8 @@
       "version": "file:experimental/examples/logs",
       "requires": {
         "@opentelemetry/api": "^1.7.0",
-        "@opentelemetry/api-logs": "0.49.1",
-        "@opentelemetry/sdk-logs": "0.49.1",
+        "@opentelemetry/api-logs": "0.50.0",
+        "@opentelemetry/sdk-logs": "0.50.0",
         "@types/node": "18.6.5",
         "ts-node": "^10.9.1"
       },
@@ -55997,13 +55998,13 @@
         "@opencensus/instrumentation-http": "0.1.0",
         "@opencensus/nodejs-base": "0.1.0",
         "@opentelemetry/api": "1.8.0",
-        "@opentelemetry/exporter-prometheus": "0.49.1",
-        "@opentelemetry/exporter-trace-otlp-grpc": "0.49.1",
-        "@opentelemetry/resources": "1.22.0",
-        "@opentelemetry/sdk-metrics": "1.22.0",
-        "@opentelemetry/sdk-trace-node": "1.22.0",
-        "@opentelemetry/semantic-conventions": "1.22.0",
-        "@opentelemetry/shim-opencensus": "0.49.1"
+        "@opentelemetry/exporter-prometheus": "0.50.0",
+        "@opentelemetry/exporter-trace-otlp-grpc": "0.50.0",
+        "@opentelemetry/resources": "1.23.0",
+        "@opentelemetry/sdk-metrics": "1.23.0",
+        "@opentelemetry/sdk-trace-node": "1.23.0",
+        "@opentelemetry/semantic-conventions": "1.23.0",
+        "@opentelemetry/shim-opencensus": "0.50.0"
       }
     },
     "opentracing": {
@@ -56819,8 +56820,8 @@
       "version": "file:experimental/examples/prometheus",
       "requires": {
         "@opentelemetry/api": "^1.3.0",
-        "@opentelemetry/exporter-prometheus": "0.49.1",
-        "@opentelemetry/sdk-metrics": "1.22.0"
+        "@opentelemetry/exporter-prometheus": "0.50.0",
+        "@opentelemetry/sdk-metrics": "1.23.0"
       }
     },
     "promise-all-reject-late": {
@@ -56858,9 +56859,9 @@
       "version": "file:integration-tests/propagation-validation-server",
       "requires": {
         "@opentelemetry/api": "^1.0.0",
-        "@opentelemetry/context-async-hooks": "1.22.0",
-        "@opentelemetry/core": "1.22.0",
-        "@opentelemetry/sdk-trace-base": "1.22.0",
+        "@opentelemetry/context-async-hooks": "1.23.0",
+        "@opentelemetry/core": "1.23.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0",
         "axios": "1.5.1",
         "body-parser": "1.19.0",
         "express": "4.19.2",
@@ -60573,20 +60574,20 @@
         "@babel/core": "^7.23.6",
         "@babel/preset-env": "^7.22.20",
         "@opentelemetry/api": "^1.3.0",
-        "@opentelemetry/context-zone": "1.22.0",
-        "@opentelemetry/core": "1.22.0",
-        "@opentelemetry/exporter-metrics-otlp-http": "0.49.1",
-        "@opentelemetry/exporter-trace-otlp-http": "0.49.1",
-        "@opentelemetry/exporter-trace-otlp-proto": "0.49.1",
-        "@opentelemetry/exporter-zipkin": "1.22.0",
-        "@opentelemetry/instrumentation": "0.49.1",
-        "@opentelemetry/instrumentation-fetch": "0.49.1",
-        "@opentelemetry/instrumentation-xml-http-request": "0.49.1",
-        "@opentelemetry/propagator-b3": "1.22.0",
-        "@opentelemetry/sdk-metrics": "1.22.0",
-        "@opentelemetry/sdk-trace-base": "1.22.0",
-        "@opentelemetry/sdk-trace-web": "1.22.0",
-        "@opentelemetry/semantic-conventions": "1.22.0",
+        "@opentelemetry/context-zone": "1.23.0",
+        "@opentelemetry/core": "1.23.0",
+        "@opentelemetry/exporter-metrics-otlp-http": "0.50.0",
+        "@opentelemetry/exporter-trace-otlp-http": "0.50.0",
+        "@opentelemetry/exporter-trace-otlp-proto": "0.50.0",
+        "@opentelemetry/exporter-zipkin": "1.23.0",
+        "@opentelemetry/instrumentation": "0.50.0",
+        "@opentelemetry/instrumentation-fetch": "0.50.0",
+        "@opentelemetry/instrumentation-xml-http-request": "0.50.0",
+        "@opentelemetry/propagator-b3": "1.23.0",
+        "@opentelemetry/sdk-metrics": "1.23.0",
+        "@opentelemetry/sdk-trace-base": "1.23.0",
+        "@opentelemetry/sdk-trace-web": "1.23.0",
+        "@opentelemetry/semantic-conventions": "1.23.0",
         "babel-loader": "^8.0.6",
         "ts-loader": "^9.2.6",
         "typescript": "^4.5.2",
diff --git a/packages/opentelemetry-context-async-hooks/package.json b/packages/opentelemetry-context-async-hooks/package.json
index 12632ff8c33..093e9403db0 100644
--- a/packages/opentelemetry-context-async-hooks/package.json
+++ b/packages/opentelemetry-context-async-hooks/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/context-async-hooks",
-  "version": "1.22.0",
+  "version": "1.23.0",
   "description": "OpenTelemetry AsyncHooks-based Context Manager",
   "main": "build/src/index.js",
   "types": "build/src/index.d.ts",
diff --git a/packages/opentelemetry-context-zone-peer-dep/package.json b/packages/opentelemetry-context-zone-peer-dep/package.json
index 9f9922693a0..eb56dfdcccd 100644
--- a/packages/opentelemetry-context-zone-peer-dep/package.json
+++ b/packages/opentelemetry-context-zone-peer-dep/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/context-zone-peer-dep",
-  "version": "1.22.0",
+  "version": "1.23.0",
   "description": "OpenTelemetry Context Zone with peer dependency for zone.js",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
diff --git a/packages/opentelemetry-context-zone/package.json b/packages/opentelemetry-context-zone/package.json
index f99f7227f24..3d0c29320c3 100644
--- a/packages/opentelemetry-context-zone/package.json
+++ b/packages/opentelemetry-context-zone/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/context-zone",
-  "version": "1.22.0",
+  "version": "1.23.0",
   "description": "OpenTelemetry Context Zone",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -55,7 +55,7 @@
     "typescript": "4.4.4"
   },
   "dependencies": {
-    "@opentelemetry/context-zone-peer-dep": "1.22.0",
+    "@opentelemetry/context-zone-peer-dep": "1.23.0",
     "zone.js": "^0.11.0 || ^0.13.0 || ^0.14.0"
   },
   "sideEffects": true,
diff --git a/packages/opentelemetry-core/package.json b/packages/opentelemetry-core/package.json
index 077126b6b3d..502fb1ebec3 100644
--- a/packages/opentelemetry-core/package.json
+++ b/packages/opentelemetry-core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/core",
-  "version": "1.22.0",
+  "version": "1.23.0",
   "description": "OpenTelemetry Core provides constants and utilities shared by all OpenTelemetry SDK packages.",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -91,7 +91,7 @@
     "@opentelemetry/api": ">=1.0.0 <1.9.0"
   },
   "dependencies": {
-    "@opentelemetry/semantic-conventions": "1.22.0"
+    "@opentelemetry/semantic-conventions": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/packages/opentelemetry-core",
   "sideEffects": false
diff --git a/packages/opentelemetry-exporter-jaeger/package.json b/packages/opentelemetry-exporter-jaeger/package.json
index ddaa456519a..04915fabcfb 100644
--- a/packages/opentelemetry-exporter-jaeger/package.json
+++ b/packages/opentelemetry-exporter-jaeger/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/exporter-jaeger",
-  "version": "1.22.0",
+  "version": "1.23.0",
   "description": "OpenTelemetry Exporter Jaeger allows user to send collected traces to Jaeger",
   "main": "build/src/index.js",
   "types": "build/src/index.d.ts",
@@ -45,7 +45,7 @@
   },
   "devDependencies": {
     "@opentelemetry/api": "^1.0.0",
-    "@opentelemetry/resources": "1.22.0",
+    "@opentelemetry/resources": "1.23.0",
     "@types/mocha": "10.0.6",
     "@types/node": "18.6.5",
     "@types/sinon": "10.0.20",
@@ -63,9 +63,9 @@
     "@opentelemetry/api": "^1.0.0"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0",
-    "@opentelemetry/semantic-conventions": "1.22.0",
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0",
+    "@opentelemetry/semantic-conventions": "1.23.0",
     "jaeger-client": "^3.15.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/packages/opentelemetry-exporter-jaeger",
diff --git a/packages/opentelemetry-exporter-zipkin/package.json b/packages/opentelemetry-exporter-zipkin/package.json
index 3ca6ee161cd..ed69c3d7b9c 100644
--- a/packages/opentelemetry-exporter-zipkin/package.json
+++ b/packages/opentelemetry-exporter-zipkin/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/exporter-zipkin",
-  "version": "1.22.0",
+  "version": "1.23.0",
   "description": "OpenTelemetry Zipkin Exporter allows the user to send collected traces to Zipkin.",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -93,10 +93,10 @@
     "@opentelemetry/api": "^1.0.0"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0",
-    "@opentelemetry/semantic-conventions": "1.22.0"
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0",
+    "@opentelemetry/semantic-conventions": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/packages/opentelemetry-exporter-zipkin",
   "sideEffects": false
diff --git a/packages/opentelemetry-propagator-b3/package.json b/packages/opentelemetry-propagator-b3/package.json
index 29e8b2a892f..126fba8ce37 100644
--- a/packages/opentelemetry-propagator-b3/package.json
+++ b/packages/opentelemetry-propagator-b3/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/propagator-b3",
-  "version": "1.22.0",
+  "version": "1.23.0",
   "description": "OpenTelemetry B3 propagator provides context propagation for systems that are using the B3 header format",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -51,7 +51,7 @@
     "access": "public"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0"
+    "@opentelemetry/core": "1.23.0"
   },
   "peerDependencies": {
     "@opentelemetry/api": ">=1.0.0 <1.9.0"
diff --git a/packages/opentelemetry-propagator-jaeger/package.json b/packages/opentelemetry-propagator-jaeger/package.json
index ead27f38ad1..3e207546f42 100644
--- a/packages/opentelemetry-propagator-jaeger/package.json
+++ b/packages/opentelemetry-propagator-jaeger/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/propagator-jaeger",
-  "version": "1.22.0",
+  "version": "1.23.0",
   "description": "OpenTelemetry Jaeger propagator provides HTTP header propagation for systems that are using Jaeger HTTP header format.",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -81,7 +81,7 @@
     "@opentelemetry/api": ">=1.0.0 <1.9.0"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0"
+    "@opentelemetry/core": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/packages/opentelemetry-propagator-jaeger",
   "sideEffects": false
diff --git a/packages/opentelemetry-resources/package.json b/packages/opentelemetry-resources/package.json
index dfd6d25faa7..7cf25fab9af 100644
--- a/packages/opentelemetry-resources/package.json
+++ b/packages/opentelemetry-resources/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/resources",
-  "version": "1.22.0",
+  "version": "1.23.0",
   "description": "OpenTelemetry SDK resources",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -91,8 +91,8 @@
     "@opentelemetry/api": ">=1.0.0 <1.9.0"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/semantic-conventions": "1.22.0"
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/semantic-conventions": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/packages/opentelemetry-resources",
   "sideEffects": false
diff --git a/packages/opentelemetry-sdk-trace-base/package.json b/packages/opentelemetry-sdk-trace-base/package.json
index b2c4a8fe821..35f41db5371 100644
--- a/packages/opentelemetry-sdk-trace-base/package.json
+++ b/packages/opentelemetry-sdk-trace-base/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/sdk-trace-base",
-  "version": "1.22.0",
+  "version": "1.23.0",
   "description": "OpenTelemetry Tracing",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -93,9 +93,9 @@
     "@opentelemetry/api": ">=1.0.0 <1.9.0"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/semantic-conventions": "1.22.0"
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/semantic-conventions": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/packages/opentelemetry-sdk-trace-base",
   "sideEffects": false
diff --git a/packages/opentelemetry-sdk-trace-node/package.json b/packages/opentelemetry-sdk-trace-node/package.json
index eb1d77c137e..7a98dafe942 100644
--- a/packages/opentelemetry-sdk-trace-node/package.json
+++ b/packages/opentelemetry-sdk-trace-node/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/sdk-trace-node",
-  "version": "1.22.0",
+  "version": "1.23.0",
   "description": "OpenTelemetry Node SDK provides automatic telemetry (tracing, metrics, etc) for Node.js applications",
   "main": "build/src/index.js",
   "types": "build/src/index.d.ts",
@@ -46,8 +46,8 @@
   },
   "devDependencies": {
     "@opentelemetry/api": ">=1.0.0 <1.9.0",
-    "@opentelemetry/resources": "1.22.0",
-    "@opentelemetry/semantic-conventions": "1.22.0",
+    "@opentelemetry/resources": "1.23.0",
+    "@opentelemetry/semantic-conventions": "1.23.0",
     "@types/mocha": "10.0.6",
     "@types/node": "18.6.5",
     "@types/semver": "7.5.6",
@@ -65,11 +65,11 @@
     "@opentelemetry/api": ">=1.0.0 <1.9.0"
   },
   "dependencies": {
-    "@opentelemetry/context-async-hooks": "1.22.0",
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/propagator-b3": "1.22.0",
-    "@opentelemetry/propagator-jaeger": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0",
+    "@opentelemetry/context-async-hooks": "1.23.0",
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/propagator-b3": "1.23.0",
+    "@opentelemetry/propagator-jaeger": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0",
     "semver": "^7.5.2"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/packages/opentelemetry-sdk-trace-node",
diff --git a/packages/opentelemetry-sdk-trace-web/package.json b/packages/opentelemetry-sdk-trace-web/package.json
index 2859fb54eaf..cf400ece48e 100644
--- a/packages/opentelemetry-sdk-trace-web/package.json
+++ b/packages/opentelemetry-sdk-trace-web/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/sdk-trace-web",
-  "version": "1.22.0",
+  "version": "1.23.0",
   "description": "OpenTelemetry Web Tracer",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -58,9 +58,9 @@
     "@babel/core": "7.23.6",
     "@babel/preset-env": "7.22.20",
     "@opentelemetry/api": ">=1.0.0 <1.9.0",
-    "@opentelemetry/context-zone": "1.22.0",
-    "@opentelemetry/propagator-b3": "1.22.0",
-    "@opentelemetry/resources": "1.22.0",
+    "@opentelemetry/context-zone": "1.23.0",
+    "@opentelemetry/propagator-b3": "1.23.0",
+    "@opentelemetry/resources": "1.23.0",
     "@types/jquery": "3.5.29",
     "@types/mocha": "10.0.6",
     "@types/node": "18.6.5",
@@ -93,9 +93,9 @@
     "@opentelemetry/api": ">=1.0.0 <1.9.0"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0",
-    "@opentelemetry/semantic-conventions": "1.22.0"
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0",
+    "@opentelemetry/semantic-conventions": "1.23.0"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/packages/opentelemetry-sdk-trace-web",
   "sideEffects": false
diff --git a/packages/opentelemetry-sdk-trace-web/src/utils.ts b/packages/opentelemetry-sdk-trace-web/src/utils.ts
index beb93572cae..833485017e8 100644
--- a/packages/opentelemetry-sdk-trace-web/src/utils.ts
+++ b/packages/opentelemetry-sdk-trace-web/src/utils.ts
@@ -56,17 +56,30 @@ export function hasKey<O extends object>(
  * @param span
  * @param performanceName name of performance entry for time start
  * @param entries
+ * @param refPerfName name of performance entry to use for reference
  */
 export function addSpanNetworkEvent(
   span: api.Span,
   performanceName: string,
-  entries: PerformanceEntries
+  entries: PerformanceEntries,
+  refPerfName?: string
 ): api.Span | undefined {
+  let perfTime = undefined;
+  let refTime = undefined;
   if (
     hasKey(entries, performanceName) &&
     typeof entries[performanceName] === 'number'
   ) {
-    span.addEvent(performanceName, entries[performanceName]);
+    perfTime = entries[performanceName];
+  }
+  const refName = refPerfName || PTN.FETCH_START;
+  // Use a reference time which is the earliest possible value so that the performance timings that are earlier should not be added
+  // using FETCH START time in case no reference is provided
+  if (hasKey(entries, refName) && typeof entries[refName] === 'number') {
+    refTime = entries[refName];
+  }
+  if (perfTime !== undefined && refTime !== undefined && perfTime >= refTime) {
+    span.addEvent(performanceName, perfTime);
     return span;
   }
   return undefined;
diff --git a/packages/opentelemetry-sdk-trace-web/test/utils.test.ts b/packages/opentelemetry-sdk-trace-web/test/utils.test.ts
index dd00e6b061a..b70061e489d 100644
--- a/packages/opentelemetry-sdk-trace-web/test/utils.test.ts
+++ b/packages/opentelemetry-sdk-trace-web/test/utils.test.ts
@@ -213,7 +213,84 @@ describe('utils', () => {
         );
       });
     });
+    describe('when entries contain invalid performance timing', () => {
+      it('should only add events with time greater that or equal to reference value to span', () => {
+        const addEventSpy = sinon.spy();
+        const span = {
+          addEvent: addEventSpy,
+        } as unknown as tracing.Span;
+        const entries = {
+          [PTN.FETCH_START]: 123, // default reference time
+          [PTN.CONNECT_START]: 0,
+          [PTN.REQUEST_START]: 140,
+        } as PerformanceEntries;
+
+        assert.strictEqual(addEventSpy.callCount, 0);
+
+        addSpanNetworkEvent(span, PTN.CONNECT_START, entries);
+
+        assert.strictEqual(
+          addEventSpy.callCount,
+          0,
+          'should not call addEvent'
+        );
+
+        addSpanNetworkEvent(span, PTN.REQUEST_START, entries);
+
+        assert.strictEqual(
+          addEventSpy.callCount,
+          1,
+          'should call addEvent for valid value'
+        );
+      });
+    });
+
+    describe('when entries contain invalid performance timing and a reference event', () => {
+      it('should only add events with time greater that or equal to reference value to span', () => {
+        const addEventSpy = sinon.spy();
+        const span = {
+          addEvent: addEventSpy,
+        } as unknown as tracing.Span;
+        const entries = {
+          [PTN.FETCH_START]: 120,
+          [PTN.CONNECT_START]: 120, // this is used as reference time here
+          [PTN.REQUEST_START]: 10,
+        } as PerformanceEntries;
+
+        assert.strictEqual(addEventSpy.callCount, 0);
+
+        addSpanNetworkEvent(
+          span,
+          PTN.REQUEST_START,
+          entries,
+          PTN.CONNECT_START
+        );
+
+        assert.strictEqual(
+          addEventSpy.callCount,
+          0,
+          'should not call addEvent'
+        );
+
+        addSpanNetworkEvent(span, PTN.FETCH_START, entries, PTN.CONNECT_START);
+
+        assert.strictEqual(
+          addEventSpy.callCount,
+          1,
+          'should call addEvent for valid value'
+        );
+
+        addEventSpy.resetHistory();
+        addSpanNetworkEvent(span, PTN.CONNECT_START, entries, 'foo'); // invalid reference , not adding event to span
+        assert.strictEqual(
+          addEventSpy.callCount,
+          0,
+          'should not call addEvent for invalid reference(non-existent)'
+        );
+      });
+    });
   });
+
   describe('getResource', () => {
     const startTime = [0, 123123123] as HrTime;
     beforeEach(() => {
diff --git a/packages/opentelemetry-semantic-conventions/package.json b/packages/opentelemetry-semantic-conventions/package.json
index 63b09b85a4f..6eaf0bec5b9 100644
--- a/packages/opentelemetry-semantic-conventions/package.json
+++ b/packages/opentelemetry-semantic-conventions/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/semantic-conventions",
-  "version": "1.22.0",
+  "version": "1.23.0",
   "description": "OpenTelemetry semantic conventions",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
diff --git a/packages/opentelemetry-shim-opentracing/package.json b/packages/opentelemetry-shim-opentracing/package.json
index 38f48036227..8d0e07fc96b 100644
--- a/packages/opentelemetry-shim-opentracing/package.json
+++ b/packages/opentelemetry-shim-opentracing/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/shim-opentracing",
-  "version": "1.22.0",
+  "version": "1.23.0",
   "description": "OpenTracing to OpenTelemetry shim",
   "main": "build/src/index.js",
   "types": "build/src/index.d.ts",
@@ -43,9 +43,9 @@
   },
   "devDependencies": {
     "@opentelemetry/api": ">=1.0.0 <1.9.0",
-    "@opentelemetry/propagator-b3": "1.22.0",
-    "@opentelemetry/propagator-jaeger": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0",
+    "@opentelemetry/propagator-b3": "1.23.0",
+    "@opentelemetry/propagator-jaeger": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0",
     "@types/mocha": "10.0.6",
     "@types/node": "18.6.5",
     "codecov": "3.8.3",
@@ -60,8 +60,8 @@
     "@opentelemetry/api": ">=1.0.0 <1.9.0"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/semantic-conventions": "1.22.0",
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/semantic-conventions": "1.23.0",
     "opentracing": "^0.14.4"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/packages/opentelemetry-shim-opentracing",
diff --git a/packages/sdk-metrics/package.json b/packages/sdk-metrics/package.json
index 4ad2d4ad0bc..79ace2dc27e 100644
--- a/packages/sdk-metrics/package.json
+++ b/packages/sdk-metrics/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/sdk-metrics",
-  "version": "1.22.0",
+  "version": "1.23.0",
   "description": "OpenTelemetry metrics SDK",
   "main": "build/src/index.js",
   "module": "build/esm/index.js",
@@ -85,8 +85,8 @@
     "@opentelemetry/api": ">=1.3.0 <1.9.0"
   },
   "dependencies": {
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/resources": "1.22.0",
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/resources": "1.23.0",
     "lodash.merge": "^4.6.2"
   },
   "homepage": "https://github.com/open-telemetry/opentelemetry-js/tree/main/packages/sdk-metrics",
diff --git a/packages/sdk-metrics/src/InstrumentDescriptor.ts b/packages/sdk-metrics/src/InstrumentDescriptor.ts
index b8797e2c4dc..ef09dda8bb5 100644
--- a/packages/sdk-metrics/src/InstrumentDescriptor.ts
+++ b/packages/sdk-metrics/src/InstrumentDescriptor.ts
@@ -23,6 +23,7 @@ import { equalsCaseInsensitive } from './utils';
  */
 export enum InstrumentType {
   COUNTER = 'COUNTER',
+  GAUGE = 'GAUGE',
   HISTOGRAM = 'HISTOGRAM',
   UP_DOWN_COUNTER = 'UP_DOWN_COUNTER',
   OBSERVABLE_COUNTER = 'OBSERVABLE_COUNTER',
diff --git a/packages/sdk-metrics/src/Instruments.ts b/packages/sdk-metrics/src/Instruments.ts
index f665952f059..0113abd1901 100644
--- a/packages/sdk-metrics/src/Instruments.ts
+++ b/packages/sdk-metrics/src/Instruments.ts
@@ -36,6 +36,7 @@ import {
   AsyncWritableMetricStorage,
   WritableMetricStorage,
 } from './state/WritableMetricStorage';
+import { Gauge } from './types';
 
 export class SyncInstrument {
   constructor(
@@ -110,6 +111,18 @@ export class CounterInstrument extends SyncInstrument implements Counter {
   }
 }
 
+/**
+ * The class implements {@link Gauge} interface.
+ */
+export class GaugeInstrument extends SyncInstrument implements Gauge {
+  /**
+   * Records a measurement.
+   */
+  record(value: number, attributes?: MetricAttributes, ctx?: Context): void {
+    this._record(value, attributes, ctx);
+  }
+}
+
 /**
  * The class implements {@link Histogram} interface.
  */
diff --git a/packages/sdk-metrics/src/Meter.ts b/packages/sdk-metrics/src/Meter.ts
index b3d69d0dfd6..2af51dd82d6 100644
--- a/packages/sdk-metrics/src/Meter.ts
+++ b/packages/sdk-metrics/src/Meter.ts
@@ -25,6 +25,7 @@ import {
   ObservableUpDownCounter,
   BatchObservableCallback,
   Observable,
+  Attributes,
 } from '@opentelemetry/api';
 import {
   createInstrumentDescriptor,
@@ -32,6 +33,7 @@ import {
 } from './InstrumentDescriptor';
 import {
   CounterInstrument,
+  GaugeInstrument,
   HistogramInstrument,
   ObservableCounterInstrument,
   ObservableGaugeInstrument,
@@ -39,6 +41,7 @@ import {
   UpDownCounterInstrument,
 } from './Instruments';
 import { MeterSharedState } from './state/MeterSharedState';
+import { Gauge } from './types';
 
 /**
  * This class implements the {@link IMeter} interface.
@@ -46,6 +49,23 @@ import { MeterSharedState } from './state/MeterSharedState';
 export class Meter implements IMeter {
   constructor(private _meterSharedState: MeterSharedState) {}
 
+  /**
+   * Create a {@link Gauge} instrument.
+   * @experimental
+   */
+  createGauge<AttributesTypes extends Attributes = Attributes>(
+    name: string,
+    options?: MetricOptions
+  ): Gauge<AttributesTypes> {
+    const descriptor = createInstrumentDescriptor(
+      name,
+      InstrumentType.GAUGE,
+      options
+    );
+    const storage = this._meterSharedState.registerMetricStorage(descriptor);
+    return new GaugeInstrument(storage, descriptor);
+  }
+
   /**
    * Create a {@link Histogram} instrument.
    */
diff --git a/packages/sdk-metrics/src/aggregator/ExponentialHistogram.ts b/packages/sdk-metrics/src/aggregator/ExponentialHistogram.ts
index a0c438ee173..9eb296fb27f 100644
--- a/packages/sdk-metrics/src/aggregator/ExponentialHistogram.ts
+++ b/packages/sdk-metrics/src/aggregator/ExponentialHistogram.ts
@@ -580,6 +580,7 @@ export class ExponentialHistogramAggregator
 
         // determine if instrument allows negative values.
         const allowsNegativeValues =
+          descriptor.type === InstrumentType.GAUGE ||
           descriptor.type === InstrumentType.UP_DOWN_COUNTER ||
           descriptor.type === InstrumentType.OBSERVABLE_GAUGE ||
           descriptor.type === InstrumentType.OBSERVABLE_UP_DOWN_COUNTER;
diff --git a/packages/sdk-metrics/src/aggregator/Histogram.ts b/packages/sdk-metrics/src/aggregator/Histogram.ts
index 94cf9060393..5c9390b81f6 100644
--- a/packages/sdk-metrics/src/aggregator/Histogram.ts
+++ b/packages/sdk-metrics/src/aggregator/Histogram.ts
@@ -231,6 +231,7 @@ export class HistogramAggregator implements Aggregator<HistogramAccumulation> {
 
         // determine if instrument allows negative values.
         const allowsNegativeValues =
+          descriptor.type === InstrumentType.GAUGE ||
           descriptor.type === InstrumentType.UP_DOWN_COUNTER ||
           descriptor.type === InstrumentType.OBSERVABLE_GAUGE ||
           descriptor.type === InstrumentType.OBSERVABLE_UP_DOWN_COUNTER;
diff --git a/packages/sdk-metrics/src/types.ts b/packages/sdk-metrics/src/types.ts
index 89af1eea333..41c617ffc57 100644
--- a/packages/sdk-metrics/src/types.ts
+++ b/packages/sdk-metrics/src/types.ts
@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+import { Context, MetricAttributes } from '@opentelemetry/api';
 
 export type CommonReaderOptions = {
   timeoutMillis?: number;
@@ -23,3 +24,18 @@ export type CollectionOptions = CommonReaderOptions;
 export type ShutdownOptions = CommonReaderOptions;
 
 export type ForceFlushOptions = CommonReaderOptions;
+
+/**
+ * @experimental
+ *
+ * This is intentionally not using the API's type as it's only available from @opentelemetry/api 1.9.0 and up.
+ * In SDK 2.0 we'll be able to bump the minimum API version and remove this workaround.
+ */
+export interface Gauge<
+  AttributesTypes extends MetricAttributes = MetricAttributes,
+> {
+  /**
+   * Records a measurement. Value of the measurement must not be negative.
+   */
+  record(value: number, attributes?: AttributesTypes, context?: Context): void;
+}
diff --git a/packages/sdk-metrics/src/view/Aggregation.ts b/packages/sdk-metrics/src/view/Aggregation.ts
index 2f74063ca2b..f34bd1231a3 100644
--- a/packages/sdk-metrics/src/view/Aggregation.ts
+++ b/packages/sdk-metrics/src/view/Aggregation.ts
@@ -182,6 +182,7 @@ export class DefaultAggregation extends Aggregation {
       case InstrumentType.OBSERVABLE_UP_DOWN_COUNTER: {
         return SUM_AGGREGATION;
       }
+      case InstrumentType.GAUGE:
       case InstrumentType.OBSERVABLE_GAUGE: {
         return LAST_VALUE_AGGREGATION;
       }
diff --git a/packages/sdk-metrics/test/Meter.test.ts b/packages/sdk-metrics/test/Meter.test.ts
index e40d6aa5076..875f2028622 100644
--- a/packages/sdk-metrics/test/Meter.test.ts
+++ b/packages/sdk-metrics/test/Meter.test.ts
@@ -19,6 +19,7 @@ import * as assert from 'assert';
 import * as sinon from 'sinon';
 import {
   CounterInstrument,
+  GaugeInstrument,
   HistogramInstrument,
   ObservableCounterInstrument,
   ObservableGaugeInstrument,
@@ -88,6 +89,18 @@ describe('Meter', () => {
     });
   });
 
+  describe('createGauge', () => {
+    testWithNames('Gauge', name => {
+      const meterSharedState = new MeterSharedState(
+        new MeterProviderSharedState(defaultResource),
+        defaultInstrumentationScope
+      );
+      const meter = new Meter(meterSharedState);
+      const Gauge = meter.createGauge(name);
+      assert(Gauge instanceof GaugeInstrument);
+    });
+  });
+
   describe('createObservableCounter', () => {
     testWithNames('ObservableCounter', name => {
       const meterSharedState = new MeterSharedState(
diff --git a/packages/sdk-metrics/test/export/ConsoleMetricExporter.test.ts b/packages/sdk-metrics/test/export/ConsoleMetricExporter.test.ts
index 6409f6aa04a..258f0df00f5 100644
--- a/packages/sdk-metrics/test/export/ConsoleMetricExporter.test.ts
+++ b/packages/sdk-metrics/test/export/ConsoleMetricExporter.test.ts
@@ -160,6 +160,7 @@ describe('ConsoleMetricExporter', () => {
         switch (instrumentType) {
           case InstrumentType.COUNTER:
           case InstrumentType.OBSERVABLE_COUNTER:
+          case InstrumentType.GAUGE:
           case InstrumentType.HISTOGRAM:
           case InstrumentType.OBSERVABLE_GAUGE:
             return AggregationTemporality.DELTA;
diff --git a/packages/sdk-metrics/test/export/utils.ts b/packages/sdk-metrics/test/export/utils.ts
index a5decfae41e..a10021ee905 100644
--- a/packages/sdk-metrics/test/export/utils.ts
+++ b/packages/sdk-metrics/test/export/utils.ts
@@ -29,6 +29,7 @@ const instrumentTypes = [
   InstrumentType.UP_DOWN_COUNTER,
   InstrumentType.OBSERVABLE_UP_DOWN_COUNTER,
   InstrumentType.HISTOGRAM,
+  InstrumentType.GAUGE,
   InstrumentType.OBSERVABLE_GAUGE,
 ];
 
diff --git a/packages/template/package.json b/packages/template/package.json
index 9abd7bae0d2..f206fc1c38f 100644
--- a/packages/template/package.json
+++ b/packages/template/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/template",
-  "version": "1.22.0",
+  "version": "1.23.0",
   "private": true,
   "publishConfig": {
     "access": "restricted"
diff --git a/selenium-tests/package.json b/selenium-tests/package.json
index 05849a1bc39..0b22030c4a1 100644
--- a/selenium-tests/package.json
+++ b/selenium-tests/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@opentelemetry/selenium-tests",
-  "version": "1.23.1",
+  "version": "1.24.0",
   "private": true,
   "description": "OpenTelemetry Selenium Tests",
   "main": "index.js",
@@ -56,16 +56,16 @@
     "@opentelemetry/api": "^1.0.0"
   },
   "dependencies": {
-    "@opentelemetry/context-zone-peer-dep": "1.22.0",
-    "@opentelemetry/core": "1.22.0",
-    "@opentelemetry/exporter-trace-otlp-http": "0.49.1",
-    "@opentelemetry/exporter-zipkin": "1.22.0",
-    "@opentelemetry/instrumentation": "0.49.1",
-    "@opentelemetry/instrumentation-fetch": "0.49.1",
-    "@opentelemetry/instrumentation-xml-http-request": "0.49.1",
-    "@opentelemetry/sdk-metrics": "1.22.0",
-    "@opentelemetry/sdk-trace-base": "1.22.0",
-    "@opentelemetry/sdk-trace-web": "1.22.0",
+    "@opentelemetry/context-zone-peer-dep": "1.23.0",
+    "@opentelemetry/core": "1.23.0",
+    "@opentelemetry/exporter-trace-otlp-http": "0.50.0",
+    "@opentelemetry/exporter-zipkin": "1.23.0",
+    "@opentelemetry/instrumentation": "0.50.0",
+    "@opentelemetry/instrumentation-fetch": "0.50.0",
+    "@opentelemetry/instrumentation-xml-http-request": "0.50.0",
+    "@opentelemetry/sdk-metrics": "1.23.0",
+    "@opentelemetry/sdk-trace-base": "1.23.0",
+    "@opentelemetry/sdk-trace-web": "1.23.0",
     "zone.js": "^0.11.0 || ^0.13.0 || ^0.14.0"
   }
 }