release: 2.53.0 (#3575)

Automated Release PR
---


##
[2.53.0](v2.52.1...v2.53.0)
(2026-08-03)


### Features

* **api:** Add gpt-5.5 and tool name/namespace to Responses types
([#3569](#3569))
([dd1202d](dd1202d))


### Bug Fixes

* **ci:** avoid NumPy source builds and duplicate HTTPX coverage
([#3573](#3573))
([b58332f](b58332f))

---
This PR was generated with [Release
Please](https://github.com/googleapis/release-please). See
[documentation](https://github.com/googleapis/release-please#release-please).

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: Justin Beckwith <jbeckwith@openai.com>

Author: github-actions[bot]

.release-please-manifest.json

@@ -1,3 +1,3 @@
 {
-  ".": "2.52.1"
+  ".": "2.53.0"
 }

CHANGELOG.md

@@ -1,5 +1,17 @@
 # Changelog
 
+## [2.53.0](https://github.com/openai/openai-python/compare/v2.52.1...v2.53.0) (2026-08-03)
+
+
+### Features
+
+* **api:** Add gpt-5.5 and tool name/namespace to Responses types ([#3569](https://github.com/openai/openai-python/issues/3569)) ([dd1202d](https://github.com/openai/openai-python/commit/dd1202d5dacff985861289c1d9c46996ded2d2a5))
+
+
+### Bug Fixes
+
+* **ci:** avoid NumPy source builds and duplicate HTTPX coverage ([#3573](https://github.com/openai/openai-python/issues/3573)) ([b58332f](https://github.com/openai/openai-python/commit/b58332f8a0717f7b1effb1788a594011cee6e02f))
+
 ## 2.52.1 (2026-07-31)
 
 Full Changelog: [v2.52.0...v2.52.1](https://github.com/openai/openai-python/compare/v2.52.0...v2.52.1)

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "openai"
-version = "2.52.1"
+version = "2.53.0"
 description = "The official Python library for the openai API"
 dynamic = ["readme"]
 license = "Apache-2.0"

src/openai/_version.py

@@ -1,4 +1,4 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 __title__ = "openai"
-__version__ = "2.52.1"  # x-release-please-version
+__version__ = "2.53.0"  # x-release-please-version