release: 9.1.0

[stainless-app]

Automated Release PR

9.1.0 (2026-02-11)

Full Changelog: v9.0.0...v9.1.0

Features

• mcp: add initial server instructions (41a62e7)

Bug Fixes

• client: avoid memory leak with abort signals (e6cbcb4)
• client: avoid removing abort listener too early (834599b)
• docs: fix mcp installation instructions for remote servers (2346e45)
• mcp: allow falling back for required env variables (e2285bf)

Chores

• client: do not parse responses with empty content-length (9168b0e)
• client: restructure abort controller binding (03776eb)
• internal: add health check to MCP server when running in HTTP mode (c6b1999)
• internal: allow basic filtering of methods allowed for MCP code mode (c6921b7)
• internal: always generate MCP server dockerfiles and upgrade associated dependencies (d786340)
• internal: avoid type checking errors with ts-reset (ec27092)
• internal: codegen related update (b3f5e09)
• internal: fix pagination internals not accepting option promises (6b75209)
• internal: refactor flag parsing for MCP servers and add debug flag (c3685d5)
• internal: support oauth authorization code flow for MCP servers (ed2565a)
• mcp: up tsconfig lib version to es2022 (b96b21e)

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