MCP TypeScript SDK
Official TypeScript SDK for building MCP servers and clients.
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Use cases
About MCP TypeScript SDK
MCP TypeScript SDK is listed in our MCP servers category and is aimed at builders. Official TypeScript SDK for building MCP servers and clients. Pricing, as the maker states it: Open source. Maturity: Mature. We last checked the official link on 2026-10-16.
What is MCP TypeScript SDK?
The MCP TypeScript SDK is the official TypeScript SDK for building MCP servers and clients. Its main branch is v2 (@modelcontextprotocol/server and @modelcontextprotocol/client), implementing the 2026-07-28 MCP spec.
The v1.x line (@modelcontextprotocol/sdk) continues to get bug fixes and security updates for at least six months after the v2 release, and a migration guide is available.
Sources: the official README and our directory listing, checked 2026-10-18. Official site: ts.sdk.modelcontextprotocol.io/v2.
Who is MCP TypeScript SDK for?
TypeScript developers implementing MCP servers or clients.
MCP TypeScript SDK at a glance
- Open source: Yes (MIT, moving to Apache-2.0 for new contributions)
- GitHub: modelcontextprotocol/typescript-sdk · 13,632 stars (as of Oct 21, 2026)
Key features
- Official TypeScript MCP SDK
- v2 implements the 2026-07-28 spec
- Separate server and client packages
- v1.x maintained for migration
MCP TypeScript SDK FAQ
What is MCP TypeScript SDK?
The MCP TypeScript SDK is the official TypeScript SDK for building MCP servers and clients. Its main branch is v2 (@modelcontextprotocol/server and @modelcontextprotocol/client), implementing the 2026-07-28 MCP spec.
Who is MCP TypeScript SDK for?
TypeScript developers implementing MCP servers or clients.
Is MCP TypeScript SDK free?
MCP TypeScript SDK's pricing, as the maker states it: Open source. Open-source tools are free to use, though you may still pay for model API usage or a hosted plan. Check the official site for current plans.
Is MCP TypeScript SDK open source?
Yes. MCP TypeScript SDK is released under MIT, moving to Apache-2.0 for new contributions, according to its GitHub repository.
What are alternatives to MCP TypeScript SDK?
Similar tools include MCP Python SDK, MCP C# SDK, MCP Java SDK, MCP Apps, NitroStack and Skybridge.
MCP TypeScript SDK ratings and reviews
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MCP TypeScript SDK alternatives
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NitroStack
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Skybridge
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