MCP'S
csharp-sdk
by Model Context Protocol
Overview
Official C# SDK for building Model Context Protocol servers and clients.
Details
The MCP C# SDK is the official C# SDK for Model Context Protocol servers and clients, maintained in collaboration with Microsoft. Its conceptual documentation provides high-level overviews and guides, including installation and building a first MCP client and server. The Model Context Protocol organization describes MCP as an open protocol for integrating LLM applications with external data sources and tools.
When to Use
Build a Model Context Protocol server or client in C#. Follow official MCP C# documentation for installation and first client/server examples. Evaluate an official SDK maintained by the Model Context Protocol organization in collaboration with Microsoft.
Getting Started
- Open the GitHub repository: https://github.com/modelcontextprotocol/csharp-sdk
- Read the conceptual documentation: https://csharp.sdk.modelcontextprotocol.io/concepts/index.html
- Follow the documentation guides for installation and building a first MCP client or server.
Key Features
- •Official C# SDK for Model Context Protocol servers and clients.
- •Conceptual documentation with high-level overviews and guides.
- •Documentation includes installation guidance and first MCP client/server guides.
- •Listed by the verified Model Context Protocol GitHub organization among official SDKs.
Capabilities
- •Build MCP servers in C#
- •Build MCP clients in C#
- •Integrate LLM applications with external data sources and tools through MCP
Last updated Jun 2, 2026