diff --git a/app/packages/core/src/components/ViewBar/ViewStage/utils.ts b/app/packages/core/src/components/ViewBar/ViewStage/utils.ts
index e876433faae..8c30922b1b3 100644
--- a/app/packages/core/src/components/ViewBar/ViewStage/utils.ts
+++ b/app/packages/core/src/components/ViewBar/ViewStage/utils.ts
@@ -21,3 +21,27 @@ export const getMatch = (options, value) => {
   }
   return null;
 };
+
+export const cleanCSV = (values: string) => {
+  return (
+    values
+      // replace spaces with a single space (to allow search by words with spaces)
+      .replace(/[\s\'\"\[\]]+/g, " ")
+      // replace comma followed by trailing spaces with a single comma
+      .replace(/,\s*/g, ",")
+      // remove trailing spaces
+      .replace(/[ \t]+$/, "")
+  );
+};
+
+export const getArray = (value: string | unknown[]): unknown[] => {
+  if (typeof value === "string") {
+    try {
+      return JSON.parse(value);
+    } catch {
+      return value.replace(/[\s]/g, "").split(",");
+    }
+  }
+
+  return value;
+};
diff --git a/app/packages/core/src/components/ViewBar/ViewStage/viewStageParameterMachine.ts b/app/packages/core/src/components/ViewBar/ViewStage/viewStageParameterMachine.ts
index a6ef668c4af..a0a31bb4a59 100644
--- a/app/packages/core/src/components/ViewBar/ViewStage/viewStageParameterMachine.ts
+++ b/app/packages/core/src/components/ViewBar/ViewStage/viewStageParameterMachine.ts
@@ -1,7 +1,8 @@
 import { v4 as uuid } from "uuid";
 import { actions, Machine, sendParent } from "xstate";
 
-import { computeBestMatchString, getMatch } from "./utils";
+import { isObjectIdString } from "@fiftyone/utilities";
+import { cleanCSV, computeBestMatchString, getArray, getMatch } from "./utils";
 
 const { assign } = actions;
 
@@ -85,7 +86,7 @@ export const PARSER = {
     castFrom: (value) => value,
     castTo: (value) => value,
     parse: (value) => value,
-    validate: (value) => /[0-9A-Fa-f]{24}/g.test(value),
+    validate: (value) => isObjectIdString(value),
   },
   int: {
     castFrom: (value) => String(value).replace(/\B(?=(\d{3})+(?!\d))/g, ","),
@@ -113,66 +114,25 @@ export const PARSER = {
   "list<field>": {
     castFrom: (value) => value.join(","),
     castTo: (value) => value.split(","),
-    parse: (value) => value.replace(/[\s\'\"\[\]]/g, ""),
+    parse: (value) => cleanCSV(value),
     validate: (value, fields) => {
-      const stripped = value.replace(/[\s]/g, "");
-      let array = null;
-      try {
-        array = JSON.parse(stripped);
-      } catch {
-        array = stripped.split(",");
-      }
-      return (
-        typeof value !== "string" &&
-        Array.isArray(array) &&
-        array.every((e) => PARSER.field.validate(e, fields))
-      );
+      return getArray(value).every((e) => PARSER.field.validate(e, fields));
     },
   },
   "list<id>": {
     castFrom: (value) => value.join(","),
     castTo: (value) => value.split(","),
-    parse: (value) => value.replace(/[\s\'\"\[\]]/g, ""),
+    parse: (value) => cleanCSV(value),
     validate: (value) => {
-      const stripped = value.replace(/[\s]/g, "");
-      let array = null;
-      try {
-        array = JSON.parse(stripped);
-      } catch {
-        array = stripped.split(",");
-      }
-      return (
-        typeof value !== "string" &&
-        Array.isArray(array) &&
-        array.every((e) => PARSER.id.validate(e))
-      );
+      return getArray(value).every((e) => PARSER.id.validate(e));
     },
   },
   "list<str>": {
     castFrom: (value) => value.join(","),
     castTo: (value) => value.split(","),
-    parse: (value) =>
-      value
-        // replace spaces with a single space (to allow search by words with spaces)
-        .replace(/[\s\'\"\[\]]+/g, " ")
-        // replace comma followed by trailing spaces with a single comma
-        .replace(/,\s*/g, ",")
-        // remove trailing spaces
-        .replace(/[ \t]+$/, ""),
+    parse: (value) => cleanCSV(value),
     validate: (value) => {
-      const stripped = value.replace(/[\s]/g, "");
-      let array = null;
-      try {
-        array = JSON.parse(stripped);
-      } catch {
-        // ex: exclude_fields('a, b'). 'a,b' => ['a', 'b']
-        array = stripped.split(",");
-      }
-      return (
-        typeof array !== "string" &&
-        Array.isArray(array) &&
-        array.every((e) => PARSER.str.validate(e))
-      );
+      return getArray(value).every((e) => PARSER.str.validate(e));
     },
   },
   NoneType: {
diff --git a/app/packages/utilities/src/type-check.ts b/app/packages/utilities/src/type-check.ts
index f43c2dd7508..b818f64cad6 100644
--- a/app/packages/utilities/src/type-check.ts
+++ b/app/packages/utilities/src/type-check.ts
@@ -11,7 +11,7 @@ export function isPrimitiveType(type: string) {
 }
 
 export function isHex(value: string) {
-  return parseInt(value, 16).toString(16) === value;
+  return /[0-9a-f]{24}/g.test(value);
 }
 
 export function isObjectIdString(value: string) {