Observed source change · OpenAI

OpenAI API changelog documentation changed

Published documentation; runtime behavior and legal interpretation not established.

Last unchanged check: 2026-10-21T18:50:08Z
First changed check: 2026-10-21T20:55:07Z

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After

### Oct 21 Feature You can now choose which service tiers projects can use in Platform settings. Organization settings can restrict service tiers for all projects. See [service tier errors](https://developers.openai.com/api/docs/guides/error-codes).

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