up

Author: raju-opti

CHANGELOG.md

@@ -22,7 +22,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
     // ... other config options
     cmab: {
       cacheSize: 1000,      // Optional: Set CMAB cache size (default: 1000)
-      cacheTtl: 300000,     // Optional: Set CMAB cache TTL in milliseconds (default: 30 * 60 * 1000)
+      cacheTtl: 30 * 60 * 1000,     // Optional: Set CMAB cache TTL in milliseconds (default: 30 * 60 * 1000)
       cache: customCache    // Optional: Custom cache implementation, instance of CacheWithRemnove interface
     }
   });
@@ -37,6 +37,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
   - `OptimizelyDecideOption.INVALIDATE_USER_CMAB_CACHE`: Invalidate CMAB cache for the particular user and experiment
 
   ```js
+
   // Example usage with CMAB decide options
   const decision = await userContext.decideAsync('feature-flag-key', [
     optimizelySdk.enums.OptimizelyDecideOption.IGNORE_CMAB_CACHE
@@ -47,6 +48,13 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Flush events without closing client on page unload which causes event processing to stop working when page is loaded from bfcache ([#1087](https://github.com/optimizely/javascript-sdk/pull/1087))
 - Fixed typo in clientEngine option ([#1095](https://github.com/optimizely/javascript-sdk/pull/1095))
 
+## [5.4.0] - Oct 13, 2025 
+
+### New Features
+- Added `customHeaders` option to `datafileOptions` for passing custom HTTP headers in datafile requests ([#1092](https://github.com/optimizely/javascript-sdk/pull/1092))
+### Bug Fixes
+- Fix the EventTags type to allow event properties ([#1040](https://github.com/optimizely/javascript-sdk/pull/1040))
+- Fix typo in event.experimentIds field in project config ([#1088](https://github.com/optimizely/javascript-sdk/pull/1088))
 
 ## [6.1.0] - September 8, 2025
 

lib/index.browser.tests.js

@@ -153,7 +153,7 @@ describe('javascript-sdk (Browser)', function() {
         });
 
         assert.instanceOf(optlyInstance, Optimizely);
-        assert.equal(optlyInstance.clientVersion, '6.1.0');
+        assert.equal(optlyInstance.clientVersion, '6.2.0');
       });
 
       it('should set the JavaScript client engine and version', function() {

lib/index.node.tests.js

@@ -88,7 +88,7 @@ describe('optimizelyFactory', function() {
         });
 
         assert.instanceOf(optlyInstance, Optimizely);
-        assert.equal(optlyInstance.clientVersion, '6.1.0');
+        assert.equal(optlyInstance.clientVersion, '6.2.0');
       });
       // TODO: user will create and inject an event processor
       // these tests will be refactored accordingly

lib/index.react_native.spec.ts

@@ -92,7 +92,7 @@ describe('javascript-sdk/react-native', () => {
         expect(optlyInstance).toBeInstanceOf(Optimizely);
         // eslint-disable-next-line @typescript-eslint/ban-ts-comment
         // @ts-ignore
-        expect(optlyInstance.clientVersion).toEqual('6.1.0');
+        expect(optlyInstance.clientVersion).toEqual('6.2.0');
       });
 
       it('should set the React Native JS client engine and javascript SDK version', () => {

lib/utils/enums/index.ts

@@ -41,7 +41,7 @@ export const CONTROL_ATTRIBUTES = {
 export const JAVASCRIPT_CLIENT_ENGINE = 'javascript-sdk';
 export const NODE_CLIENT_ENGINE = 'node-sdk';
 export const REACT_NATIVE_JS_CLIENT_ENGINE = 'react-native-js-sdk';
-export const CLIENT_VERSION = '6.1.0';
+export const CLIENT_VERSION = '6.2.0';
 
 /*
  * Represents the source of a decision for feature management. When a feature

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "@optimizely/optimizely-sdk",
-  "version": "6.1.0",
+  "version": "6.2.0",
   "description": "JavaScript SDK for Optimizely Feature Experimentation, Optimizely Full Stack (legacy), and Optimizely Rollouts",
   "main": "./dist/index.node.min.js",
   "browser": "./dist/index.browser.es.min.js",