---
title: Java-SDK - 4.2.0
slug: feature-experimentation/release-notes/java-sdk-4-2-0
docTags: 
createdAt: 2026-07-20T15:45:23.266Z
---

## \[4.2.0]

[#420](docId:3i8lL47ox1JMifDSQnmfM)

November 6th, 2024

### New Features

[#new-features](docId:3i8lL47ox1JMifDSQnmfM)

- Batch UPS lookup and save calls in decideAll and decideForKeys methods ([#549](https://github.com/optimizely/java-sdk/pull/549)).

[https://github.com/optimizely/java-sdk/releases/tag/4.2.0](https://github.com/optimizely/java-sdk/releases/tag/4.2.0)