chore(main): release 1.40.0 (#1445)

Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com>

Author: release-please[bot]

CHANGELOG.md

@@ -1,5 +1,20 @@
 # Changelog
 
+## [1.40.0](https://github.com/googleapis/python-genai/compare/v1.39.1...v1.40.0) (2025-10-01)
+
+
+### Features
+
+* Add `ImageConfig` to `GenerateContentConfig` ([88088df](https://github.com/googleapis/python-genai/commit/88088dfee5de08e9743498748ba54c48b07f7332))
+* Expose session id in Live API ([1692f23](https://github.com/googleapis/python-genai/commit/1692f238fca59c3f5bf9d09e4899c919791a1cd5))
+* Rename ComputerUse tool (early access) ([aaac8d8](https://github.com/googleapis/python-genai/commit/aaac8d81a5cd98472d8c1be7ee871c430e5424e4))
+
+
+### Bug Fixes
+
+* Resolve potential mem leak on deletion of Client when using async ([538c755](https://github.com/googleapis/python-genai/commit/538c755e84777e6b76d5152aac18268e4d0c99c6))
+* Resolve unclosed client session warning. ([043a392](https://github.com/googleapis/python-genai/commit/043a3925ece30b4cdc530ed28a470baf83bf651b))
+
 ## [1.39.1](https://github.com/googleapis/python-genai/compare/v1.39.0...v1.39.1) (2025-09-26)
 
 

google/genai/version.py

@@ -13,4 +13,4 @@
 # limitations under the License.
 #
 
-__version__ = '1.39.1' # x-release-please-version
+__version__ = '1.40.0' # x-release-please-version

pyproject.toml

@@ -3,7 +3,7 @@ requires = ["setuptools", "wheel", "twine>=6.1.0", "packaging>=24.2", "pkginfo>=
 
 [project]
 name = "google-genai"
-version = "1.39.1"
+version = "1.40.0"
 description = "GenAI Python SDK"
 readme = "README.md"
 license = {text = "Apache-2.0"}