---
title: Agent - 2.5.0
slug: feature-experimentation/release-notes/agent-2-5-0
docTags: 
createdAt: 2026-07-20T15:44:42.462Z
---

## \[2.5.0] - Sep 24, 2021

\- Add new fields (sdkKey, environmentKey, attributes, audiences, events, experimentRules, deliveryRules) to \`/config\` endpoint (\[PR #322]\([https://github.com/optimizely/agent/pull/322](https://github.com/optimizely/agent/pull/322)))

[https://github.com/optimizely/agent/releases/tag/v2.5.0](https://github.com/optimizely/agent/releases/tag/v2.5.0)