release: 2.54.0 (#3592)

Automated Release PR
---


##
[2.54.0](https://github.com/openai/openai-python/compare/v2.53.0...v2.54.0)
(2026-08-11)


### Features

* **api:** Add new Responses model identifiers
([#3595](https://github.com/openai/openai-python/issues/3595))
([0652787](https://github.com/openai/openai-python/commit/06527878b8759ba52f28ab53e4d95a33989700d0))


### Bug Fixes

* **api:** clarify audio upload metadata requirements
([#3596](https://github.com/openai/openai-python/issues/3596))
([28888f9](https://github.com/openai/openai-python/commit/28888f9cc1635dc1247c400a8054c836abc2c129))


### Chores

* **api:** Update generated-file header attribution to Castiron
([#3583](https://github.com/openai/openai-python/issues/3583))
([ea17fda](https://github.com/openai/openai-python/commit/ea17fda01d7067a6d829effa437952a09f2bb3a3))

---
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Co-authored-by: openai-sdks[bot] <284451331+openai-sdks[bot]@users.noreply.github.com>
Co-authored-by: Alex Chang <apcha@openai.com>