OpenAI Python SDK 3.17.0 release notes, 22 Sep 2026

api: add external storage configuration management (#3909) (6332577)
api: add safety case retrieval (#3911) (a87b938)
api: add safety warning and deactivation webhook events (#3908) (19f1f37)
api: add session environment reset events (#3913) (69a2c1d)
api: add SIP media security to incoming call events (#3907) (c377eb2)
api: support environment variable vault credentials (#3905) (eeebc53)

api: correct model types and network policy docs (618bb31)
api: preserve model choices and defer error response docs (#3931) (6e7a90f)
lib: treat null message content as empty in parse_response (#3851) (fab5283)
lib: use log.warning instead of the deprecated log.warn (#3878) (56b1708)

api: document API error response contracts (#3917) (fededc9)
api: document response management resources (#3912) (eaa5b77)
deps: bump actions/github-script from 7.1.0 to 9.0.0 (#3769) (32e07e1)
deps: bump actions/upload-artifact from 5.0.0 to 7.0.1 (#3767) (b413abe)
deps: bump CodeQL init and analyze to 4.37.8 (#3765) (f95237f)
deps: bump CodeQL init and analyze to 4.37.8 (#3766) (690a8b5)
deps: bump httpx2 from 2.7.0 to 2.12.0 in the python-security group across 1 directory (#3823) (9b8e399)
deps: bump openai/codex-action from 1.11 to 1.12 (#3768) (9c1579b)