§ models · storyline

Adds gpt-5.5 model and tool name/namespace to response types

OpenAI releases Python SDK v2.53.0, adding gpt-5.5 model support and tool name/namespace fields to Responses API types.

Aug 3 · 23:41:16 · primary fetch2 sourcesupdated Aug 3 · 23:56:10

2.53.0 (2026-08-03) Features api: Add gpt-5.5 and tool name/namespace to Responses types (#3569) (dd1202d) Bug Fixes ci: avoid NumPy source builds and duplicate HTTPX coverage (#3573) (b58332f)

read full article on github.com ↗

§ sources2 publications · timeline below

github.comOpenAI SDK (Python) v2.53.0primary23:41:16
github.comOpenAI SDK (Node) v7.4.023:56:10

§ how this story moved

23:41:16primary — openai-python — Releases publishes the launch post.
23:56:10openai-node — Releases picks up coverage.