---
title: Javascript-SDK - 6.1.0
slug: feature-experimentation/release-notes/javascript-sdk-6-1-0
docTags: 
createdAt: 2026-07-20T15:44:20.993Z
---

## \[6.1.0] - September 8, 2025

[#610---september-8-2025](docId\:j9ZnTAUrT2ugUoSkgVq_M)

### New Features

[#new-features](docId\:j9ZnTAUrT2ugUoSkgVq_M)

- Added multi-region support for logx events ([#1072](https://github.com/optimizely/javascript-sdk/pull/1072))

### Performance Improvements

[#performance-improvements](docId\:j9ZnTAUrT2ugUoSkgVq_M)

- Improved performance of variations parsing from datafile ([#1080](https://github.com/optimizely/javascript-sdk/pull/1080))
- General cleanups and improvements in event processing ([#1073](https://github.com/optimizely/javascript-sdk/pull/1073))

[https://github.com/optimizely/javascript-sdk/releases/tag/v6.1.0](https://github.com/optimizely/javascript-sdk/releases/tag/v6.1.0)