diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 0ac3c2a5..c22cba28 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.27.1"
+  ".": "0.27.2"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9a8c98ec..a8026f40 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,14 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## 0.27.2 (2026-05-14)
+
+Full Changelog: [v0.27.1...v0.27.2](https://github.com/openlayer-ai/openlayer-python/compare/v0.27.1...v0.27.2)
+
+### Chores
+
+* **closes OPEN-10731:** async LangChain callback handler tool call improvements ([#644](https://github.com/openlayer-ai/openlayer-python/issues/644)) ([b6b9ba3](https://github.com/openlayer-ai/openlayer-python/commit/b6b9ba3c9a3848747165e543edecb10f95438e29))
+
 ## 0.27.1 (2026-05-13)
 
 Full Changelog: [v0.27.0...v0.27.1](https://github.com/openlayer-ai/openlayer-python/compare/v0.27.0...v0.27.1)
diff --git a/pyproject.toml b/pyproject.toml
index 8a09f723..177acb04 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "openlayer"
-version = "0.27.1"
+version = "0.27.2"
 description = "The official Python library for the openlayer API"
 dynamic = ["readme"]
 license = "Apache-2.0"
diff --git a/src/openlayer/_version.py b/src/openlayer/_version.py
index 49ce9bff..b2a174bb 100644
--- a/src/openlayer/_version.py
+++ b/src/openlayer/_version.py
@@ -1,4 +1,4 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 __title__ = "openlayer"
-__version__ = "0.27.1"  # x-release-please-version
+__version__ = "0.27.2"  # x-release-please-version