From 10fbaf254898e09400ead28bd514c0ac716a25ca Mon Sep 17 00:00:00 2001
From: "release-please[bot]"
 <55107282+release-please[bot]@users.noreply.github.com>
Date: Sun, 7 Jun 2026 17:29:03 +0000
Subject: [PATCH] chore(main): release 2.9.0

---
 CHANGELOG.md            | 15 +++++++++++++++
 google/genai/version.py |  2 +-
 pyproject.toml          |  2 +-
 3 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8e4a2e2db..9b84250e2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,20 @@
 # Changelog
 
+## [2.9.0](https://github.com/googleapis/python-genai/compare/v2.8.0...v2.9.0) (2026-06-07)
+
+
+### Features
+
+* Add ServiceTier to UsageMetadata ([45b4963](https://github.com/googleapis/python-genai/commit/45b4963f4cdc8dc01cffe85260c629e50595fbf9))
+* **interaction-api:** Add CodeMenderAgentConfig to the Interactions API AgentInteraction proto ([3900799](https://github.com/googleapis/python-genai/commit/39007990d1502f4daa8ed6f8642947437b6535f1))
+* **interaction-api:** Add presence_penalty, frequency_penalty, and cached_content to models.proto ([05f16fe](https://github.com/googleapis/python-genai/commit/05f16fea01d4c8bdc4d6ac9c2b7bbed11ada3aee))
+* **interaction-api:** Rename usage to total_usage in StreamMetadata. ([7c331c6](https://github.com/googleapis/python-genai/commit/7c331c6c40825cbbbd7cfc354357c171bdf395f5))
+
+
+### Documentation
+
+* Regenerate docs for 2.8.0 ([93e7ab1](https://github.com/googleapis/python-genai/commit/93e7ab1e8851dd68e59368d49bc2e3695dfd5148))
+
 ## [2.8.0](https://github.com/googleapis/python-genai/compare/v2.7.0...v2.8.0) (2026-06-03)
 
 
diff --git a/google/genai/version.py b/google/genai/version.py
index 950456342..a90b72bfa 100644
--- a/google/genai/version.py
+++ b/google/genai/version.py
@@ -13,4 +13,4 @@
 # limitations under the License.
 #
 
-__version__ = '2.8.0' # x-release-please-version
+__version__ = '2.9.0' # x-release-please-version
diff --git a/pyproject.toml b/pyproject.toml
index eaf5fad64..df2196458 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 = "2.8.0"
+version = "2.9.0"
 description = "GenAI Python SDK"
 readme = "README.md"
 license = "Apache-2.0"