diff --git a/packages/amplify-cli/src/pre-deployment-pull.ts b/packages/amplify-cli/src/pre-deployment-pull.ts
index f9c67e2bdfa..31778cd87f1 100644
--- a/packages/amplify-cli/src/pre-deployment-pull.ts
+++ b/packages/amplify-cli/src/pre-deployment-pull.ts
@@ -7,8 +7,9 @@ import * as path from 'path';
 
 export async function preDeployPullBackend(context: $TSContext, sandboxId: string) {
   const providerPlugin = await import(context.amplify.getProviderPlugins(context).awscloudformation);
-
-  const url = `${providerPlugin.adminBackendMap['us-east-1'].appStateUrl}/AppState/${sandboxId}`;
+  // environment variable AMPLIFY_CLI_APPSTATE_BASE_URL useful for development against beta/gamma appstate endpoints
+  const appStateBaseUrl = process.env.AMPLIFY_CLI_APPSTATE_BASE_URL ?? providerPlugin.adminBackendMap['us-east-1'].appStateUrl;
+  const url = `${appStateBaseUrl}/AppState/${sandboxId}`;
 
   // Fetch schema
   const res = await fetch(`${url}`);
diff --git a/packages/amplify-provider-awscloudformation/src/admin-login.ts b/packages/amplify-provider-awscloudformation/src/admin-login.ts
index 58c53e11d08..5904b29cb6b 100644
--- a/packages/amplify-provider-awscloudformation/src/admin-login.ts
+++ b/packages/amplify-provider-awscloudformation/src/admin-login.ts
@@ -23,7 +23,8 @@ export async function adminLoginFlow(context: $TSContext, appId: string, envName
   const spinner = ora('Continue in browser to log in…\n').start();
   try {
     // spawn express server locally to get credentials
-    const originUrl = adminBackendMap[region].amplifyAdminUrl;
+    // environment variable AMPLIFY_CLI_ADMINUI_BASE_URL is used to set the login url to http://localhost:3000 when developing against beta/gamma endpoints
+    const originUrl = process.env.AMPLIFY_CLI_ADMINUI_BASE_URL ?? adminBackendMap[region]?.amplifyAdminUrl;
     const adminLoginServer = new AdminLoginServer(appId, originUrl, context.print);
     await new Promise<void>(resolve =>
       adminLoginServer.startServer(() => {
diff --git a/packages/amplify-provider-awscloudformation/src/utils/admin-helpers.ts b/packages/amplify-provider-awscloudformation/src/utils/admin-helpers.ts
index 1bbc2a42859..41417a65056 100644
--- a/packages/amplify-provider-awscloudformation/src/utils/admin-helpers.ts
+++ b/packages/amplify-provider-awscloudformation/src/utils/admin-helpers.ts
@@ -6,7 +6,7 @@ import { adminLoginFlow } from '../admin-login';
 import { AdminAuthConfig, AwsSdkConfig, CognitoAccessToken, CognitoIdToken } from './auth-types';
 
 export const adminVerifyUrl = (appId: string, envName: string, region: string): string => {
-  const baseUrl = adminBackendMap[region].amplifyAdminUrl;
+  const baseUrl = process.env.AMPLIFY_CLI_ADMINUI_BASE_URL ?? adminBackendMap[region]?.amplifyAdminUrl;
   return `${baseUrl}/admin/${appId}/${envName}/verify/`;
 };
 
@@ -45,7 +45,9 @@ export async function getTempCredsWithAdminTokens(context: $TSContext, appId: st
 }
 
 async function getAdminAppState(appId: string, region: string) {
-  const res = await fetch(`${adminBackendMap[region].appStateUrl}/AppState/?appId=${appId}`);
+  // environment variable AMPLIFY_CLI_APPSTATE_BASE_URL useful for development against beta/gamma appstate endpoints
+  const appStateBaseUrl = process.env.AMPLIFY_CLI_APPSTATE_BASE_URL ?? adminBackendMap[region].appStateUrl;
+  const res = await fetch(`${appStateBaseUrl}/AppState/?appId=${appId}`);
   return res.json();
 }