---
title: CSharp-SDK - 3.8.0
slug: feature-experimentation/release-notes/csharp-sdk-3-8-0
docTags: 
createdAt: 2026-08-06T15:30:22.300Z
---

- Introducing a new primary interface for retrieving feature flag status, configuration and associated experiment decisions for users ([#248](https://github.com/optimizely/csharp-sdk/pull/248), [#250](https://github.com/optimizely/csharp-sdk/pull/250), [#251](https://github.com/optimizely/csharp-sdk/pull/251), [#253](https://github.com/optimizely/csharp-sdk/pull/253), [#254](https://github.com/optimizely/csharp-sdk/pull/254), [#255](https://github.com/optimizely/csharp-sdk/pull/255), [#256](https://github.com/optimizely/csharp-sdk/pull/256), [#257](https://github.com/optimizely/csharp-sdk/pull/257), [#258](https://github.com/optimizely/csharp-sdk/pull/258)). The new `OptimizelyUserContext` class is instantiated with `CreateUserContext` and exposes the following APIs to get `OptimizelyDecision`:
- SetAttribute
- GetAttributes
- Decide
- DecideAll
- DecideForKeys
- TrackEvent
- For details, refer to our documentation page: [C# SDK](docId\:hxQM4HOgjdn06ym-z_sl3).

[https://github.com/optimizely/csharp-sdk/releases/tag/v3.8.0](https://github.com/optimizely/csharp-sdk/releases/tag/v3.8.0)