diff --git a/CHANGELOG.md b/CHANGELOG.md
index 301ce4819..4c9779d79 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## [1.64.0](https://github.com/googleapis/python-genai/compare/v1.63.0...v1.64.0) (2026-02-13)
+
+
+### Features
+
+* Add UnifiedMetric support to Vertex Tuning evaluation config ([9a9908a](https://github.com/googleapis/python-genai/commit/9a9908a9605756a94404359187cad09b21c094e0))
+* Support multimodal embedding for Gemini Embedding 2.0 and support MaaS models in Models.embed_content() (Vertex AI API) ([af40cc6](https://github.com/googleapis/python-genai/commit/af40cc629751b2d389eecb75741e9c3531cc8e6e))
+
 ## [1.63.0](https://github.com/googleapis/python-genai/compare/v1.62.0...v1.63.0) (2026-02-11)
 
 
diff --git a/google/genai/version.py b/google/genai/version.py
index 46a308225..157e3b860 100644
--- a/google/genai/version.py
+++ b/google/genai/version.py
@@ -13,4 +13,4 @@
 # limitations under the License.
 #
 
-__version__ = '1.63.0' # x-release-please-version
+__version__ = '1.64.0' # x-release-please-version
diff --git a/pyproject.toml b/pyproject.toml
index e74ef5c42..cdcc67f34 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,7 +3,7 @@ requires = ["setuptools", "wheel", "twine>=6.1.0", "packaging>=24.2", "pkginfo>=
 
 [project]
 name = "google-genai"
-version = "1.63.0"
+version = "1.64.0"
 description = "GenAI Python SDK"
 readme = "README.md"
 license = "Apache-2.0"