diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index b0c3aa56ac..0aeadf3539 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "3.25.0"
+  ".": "3.26.0"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index e380bac0fc..1006acb8f1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [3.26.0](https://github.com/openai/openai-python/compare/v3.25.0...v3.26.0) (2026-10-06)
+
+
+### Features
+
+* **api:** add standalone Decisions support ([#4033](https://github.com/openai/openai-python/issues/4033)) ([b99e3e4](https://github.com/openai/openai-python/commit/b99e3e4eee03e99eebc2c762eee9d73fdd4b0eff))
+
 ## [3.25.0](https://github.com/openai/openai-python/compare/v3.24.0...v3.25.0) (2026-10-06)
 
 
diff --git a/pyproject.toml b/pyproject.toml
index a525391870..fcceea1c16 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "openai"
-version = "3.25.0"
+version = "3.26.0"
 description = "The official Python library for the openai API"
 dynamic = ["readme"]
 license = "Apache-2.0"
diff --git a/src/openai/_version.py b/src/openai/_version.py
index 12fa56e2e1..8c9c6a2d81 100644
--- a/src/openai/_version.py
+++ b/src/openai/_version.py
@@ -1,2 +1,2 @@
 __title__ = "openai"
-__version__ = "3.25.0"  # x-release-please-version
+__version__ = "3.26.0"  # x-release-please-version
diff --git a/uv.lock b/uv.lock
index 33831538a0..1a8fa9ecca 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1535,7 +1535,7 @@ wheels = [
 
 [[package]]
 name = "openai"
-version = "3.25.0" # x-release-please-version
+version = "3.26.0" # x-release-please-version
 source = { editable = "." }
 dependencies = [
     { name = "anyio" },