---
title: "Discussion on \"How to Unit Test IChatClient in .NET Without Calling a Real Model\" | Hashnode"
description: "Discussion on \"How to Unit Test IChatClient in .NET Without Calling a Real Model\". Unit test IChatClient in .NET without hitting a real LLM. Build a fake chat client, assert prompts, and keep AI endpoint tests fast and deterministic."
url: "https://hashnode.com/posts/mock-ichatclient-unit-tests-dotnet/6aa53eee230871222bb3e2de"
---

[Feed](https://hashnode.com/feed) /

Discussion

# [How to Unit Test IChatClient in .NET Without Calling a Real Model](https://codingdroplets.com/mock-ichatclient-unit-tests-dotnet?utm_source=hashnode&utm_medium=feed)

Unit test IChatClient in .NET without hitting a real LLM. Build a fake chat client, assert prompts, and keep AI endpoint tests fast and deterministic.

Sep 12 · 10 min read · codingdroplets.com  
Read the article

-   [#net](https://hashnode.com/tag/net)
-   [#csharp](https://hashnode.com/tag/csharp)
-   [#ai](https://hashnode.com/tag/ai)
-   [#testing](https://hashnode.com/tag/testing)
-   [#unit-testing](https://hashnode.com/tag/unit-testing)
-   [#llm](https://hashnode.com/tag/llm)
-   [#aspnet-core](https://hashnode.com/tag/aspnet-core)

## Written by

[Coding Droplets](https://hashnode.com/@codingdroplets)

@codingdroplets

  
[View profile](https://hashnode.com/@codingdroplets)

Build, Scale & Master .NET with Clean, Practical Tutorials

## Responses

Markdown supported · ⌘↵ to post

No responses yet.