release: 13.1.0

[stainless-app]

Automated Release PR

13.1.0 (2026-02-11)

Full Changelog: v13.0.0...v13.1.0

Features

• mcp: add initial server instructions (4c00b59)

Bug Fixes

• docs: fix mcp installation instructions for remote servers (6379062)
• mcp: allow falling back for required env variables (337675e)
• mcp: update code tool prompt (03f2dde)

Chores

• ci: upgrade actions/github-script (f4abc1c)
• client: do not parse responses with empty content-length (0a389e8)
• internal: add health check to MCP server when running in HTTP mode (39da538)
• internal: allow basic filtering of methods allowed for MCP code mode (9cc5481)
• internal: always generate MCP server dockerfiles and upgrade associated dependencies (2bc1352)
• internal: bump MCP dependencies (8c3ecf2)
• internal: codegen related update (82a17c9)
• internal: codegen related update (43bb55f)
• internal: codegen related update (480397d)
• internal: codegen related update (a4a9856)
• internal: codegen related update (715d951)
• internal: codegen related update (1860c14)
• internal: codegen related update (098516f)
• internal: codegen related update (05b8fb3)
• internal: refactor flag parsing for MCP servers and add debug flag (395e5bf)
• internal: support oauth authorization code flow for MCP servers (88bee0b)
• internal: update actions/checkout version (49c31a9)
• internal: upgrade babel, qs, js-yaml (eadd645)
• internal: upgrade hono (7091e4a)
• internal: upgrade wrangler version (211215f)
• mcp: add intent param to execute tool (57b71cd)
• mcp: pass intent param to execute handler (684f525)
• mcp: up tsconfig lib version to es2022 (843be7f)
• mcp: upgrade dependencies (fd1a319)

Documentation

• Remove plural from update-asset-track (#386) (bd23f20)

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Project	Deployment	Actions	Updated (UTC)
mcp	Error		Feb 11, 2026 6:09pm

[stainless-app]

🧪 Testing

To try out this version of the SDK:

npm install 'https://pkg.stainless.com/s/mux-node/5d3e5a7bbb838707912df4d9f5745489443a8530/dist.tar.gz'

Expires at: Sat, 04 Apr 2026 16:14:50 GMT
Updated at: Thu, 05 Mar 2026 16:14:50 GMT