Full Changelog: [v1.52.2...v1.53.0](https://github.com/openai/openai-python/compare/v1.52.2...v1.53.0)
Features
* **api:** add new, expressive voices for Realtime and Audio in Chat Completions ([7cf0a49](https://github.com/openai/openai-python/commit/7cf0a4958e4c985bef4d18bb919fa3948f389a82))
Chores
* **internal:** bump pytest to v8 & pydantic ([1829](https://github.com/openai/openai-python/issues/1829)) ([0e67a8a](https://github.com/openai/openai-python/commit/0e67a8af5daf9da029d2bd4bdf341cc8a494254a))