diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index a12da17..23477cc 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "5.21.0"
+  ".": "5.22.0"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2fd21c5..22ff177 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [5.22.0](https://github.com/runwayml/sdk-python/compare/v5.21.0...v5.22.0) (2026-10-13)
+
+
+### Features
+
+* add Ideogram 4.0 (`ideogram_4_0`) and Ideogram 4.5 (`ideogram_4_5`) to text-to-image
+
 ## [5.21.0](https://github.com/runwayml/sdk-python/compare/v5.20.1...v5.21.0) (2026-10-02)
 
 
diff --git a/pyproject.toml b/pyproject.toml
index 51de5ad..d7a74ed 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "runwayml"
-version = "5.21.0"
+version = "5.22.0"
 description = "The official Python library for the runwayml API"
 dynamic = ["readme"]
 license = "Apache-2.0"
diff --git a/src/runwayml/_version.py b/src/runwayml/_version.py
index a91f86b..4d0ab1d 100644
--- a/src/runwayml/_version.py
+++ b/src/runwayml/_version.py
@@ -1,4 +1,4 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 __title__ = "runwayml"
-__version__ = "5.21.0"  # x-release-please-version
+__version__ = "5.22.0"  # x-release-please-version