§ openai-sdk · storyline

Adds Ultrafast tier and structured MCP support

OpenAI's API v3.1.0 releases an Ultrafast tier, structured MCP support, WebSocket stream IDs, and workload identity access token events while deprecating Sora video APIs.

Aug 15 · 01:48:55 · primary fetch1 sourceupdated Aug 15 · 01:48:55

3.1.0 (2026-08-14) Features api: add WebSocket stream IDs (#3612) (d9029e3) api: add workload identity access token issued event (#3601) (df274d4) api: deprecate Sora video APIs (#3610) (721cb1c) api: Ultrafast tier, structured MCP and websocket errors, separate websocket events (#3617) (f38355e) Chores remove Stainless attribution and infrastructure (#3599) (a1eeab5)

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§ sources1 publication · timeline below

github.comOpenAI SDK (Python) v3.1.0primary01:48:55