1 Release published by 1 person

• 1.17.0

  published Jul 24, 2025

10 Pull requests merged by 9 people

• fix: prevent responses being sent to wrong client when multiple transports connect

  #820 merged Jul 29, 2025

• (fix): Update fallbackRequestHandler type to match _requestHandlers leaves type

  #784 merged Jul 29, 2025

• Bump version 1.17.0

  #810 merged Jul 24, 2025

• Bump form-data from 4.0.2 to 4.0.4 in the npm_and_yarn group across 1 directory

  #798 merged Jul 24, 2025

• fix: remove extraneous code block in README.md

  #791 merged Jul 24, 2025

• feat: support oidc discovery in client sdk

  #652 merged Jul 24, 2025

• fix: Explicitly declare accpet type to json when exchanging oauth token

  #801 merged Jul 24, 2025

• Fix indent

  #807 merged Jul 24, 2025

• Tweak strict types setup, fix type errors under strictTypes.ts

  #806 merged Jul 24, 2025

• update codeowners

  #803 merged Jul 23, 2025

5 Pull requests opened by 5 people

• Fix open handles detected by jest

  #813 opened Jul 25, 2025

• `registerTool`: accept ZodType<object> for input and output schema

  #816 opened Jul 28, 2025

• Ensure stdio client closes underlying process

  #818 opened Jul 29, 2025

• feat: Add custom context support for MCP transports

  #819 opened Jul 29, 2025

• fix(stdio): implement graceful shutdown as per spec

  #821 opened Jul 29, 2025

4 Issues closed by 3 people

• Can't define inputSchema as a primitive; prevents ChatGPT connector usage(?)

  #815 closed Jul 28, 2025

• Auth server metadata fallbacks abort on non-404 failures

  #804 closed Jul 24, 2025

• OAuth Metadata Discovery should respect provided Authorization Server URL before applying RFC 8414 path construction

  #744 closed Jul 24, 2025

• enhance auth server discovery with OAuth2 and OIDC metadata support

  #653 closed Jul 24, 2025

8 Issues opened by 8 people

• Package attaches process signal handlers

  #817 opened Jul 28, 2025

• next.js应用，通过server actions使用StdioClientTransport连接mcp server， listTools()正常，但是callTool超时

  #814 opened Jul 27, 2025

• MCP - "Streamable HTTP" transport - Idle Session Timeout

  #812 opened Jul 25, 2025

• Cannot destructure property 'requestInfo' of 'undefined' as it is undefined.

  #811 opened Jul 24, 2025

• SDK V2

  #809 opened Jul 24, 2025

• [Feature request] Support of ZodDiscriminatedUnion in schemas

  #808 opened Jul 24, 2025

• Expose zod for SDK consumers to avoid version compatibility issues

  #802 opened Jul 23, 2025

• Error occurs in Windsurf when registering tool with input schema

  #800 opened Jul 23, 2025

19 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• feat: add multi-level initial access token support for OAuth 2.0 Dynamic Client Registration (RFC 7591)

  #773 commented on Jul 24, 2025 • 2 new comments

• optimization: When using custom SSE request,`Authorization` header can still be automatically attached to the SSE request.

  #478 commented on Jul 28, 2025 • 1 new comment

• fix: clean up event listeners in StdioClientTransport.close()

  #795 commented on Jul 23, 2025 • 0 new comments

• Enable distributed mode

  #793 commented on Jul 23, 2025 • 0 new comments

• Make zod types strip (default) instead of passthrough

  #792 commented on Jul 24, 2025 • 0 new comments

• docs: correct parameter schema key in Dynamic Servers documentation

  #789 commented on Jul 23, 2025 • 0 new comments

• docs: add LLM-friendly documentation and generation script

  #788 commented on Jul 25, 2025 • 0 new comments

• feature(auth): Allow delegating OAuth authorization to existing app-level implementations

  #485 commented on Jul 25, 2025 • 0 new comments

• Import Node.js APIs with `node:` prefix

  #349 commented on Jul 24, 2025 • 0 new comments

• Zod 4 supported

  #555 commented on Jul 29, 2025 • 0 new comments

• Feature request: accept param spec as `ZodType` instead of `ZodRawShape`

  #588 commented on Jul 28, 2025 • 0 new comments

• Module resolution issues with TypeScript ESM imports

  #218 commented on Jul 28, 2025 • 0 new comments

• MCP TypeScript SDK generates JSON Schema draft-07, breaking compatibility with modern MCP clients requiring draft-2020-12

  #745 commented on Jul 28, 2025 • 0 new comments

• Support JSON schema in addition to zod

  #283 commented on Jul 27, 2025 • 0 new comments

• MCP Python SDK sessionId not maintained in browser with TypeScript SDK client

  #764 commented on Jul 26, 2025 • 0 new comments

• Where to search actually WORKING example of using Remote MCP server aka "Connector" for Claude?

  #777 commented on Jul 25, 2025 • 0 new comments

• OAuth discovery fails for RFC 8792 servers requiring WWW-Authenticate header probing

  #758 commented on Jul 24, 2025 • 0 new comments

• ChatGPT calling MCP does not receive the errors

  #628 commented on Jul 23, 2025 • 0 new comments

• Following weather tutorial does not work

  #278 commented on Jul 23, 2025 • 0 new comments