diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 4a7b2a5b..6182df46 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1 +1 @@
-{"packages/toolbox-langchain":  "0.1.0"}
+{"packages/toolbox-langchain":"0.1.0","packages/toolbox-core":"0.1.0"}
diff --git a/packages/toolbox-core/CHANGELOG.md b/packages/toolbox-core/CHANGELOG.md
index e69de29b..2c373c2a 100644
--- a/packages/toolbox-core/CHANGELOG.md
+++ b/packages/toolbox-core/CHANGELOG.md
@@ -0,0 +1,22 @@
+# Changelog
+
+## 0.1.0 (2025-04-04)
+
+
+### Features
+
+* **toolbox-core:** add type validation to params when tool is invoked ([#129](https://github.com/googleapis/genai-toolbox-langchain-python/issues/129)) ([5d62138](https://github.com/googleapis/genai-toolbox-langchain-python/commit/5d621388b3dc8d6fb7583b56dc9d7fcfa02c0a8b))
+* **toolbox-core:** Added a sync toolbox client ([#131](https://github.com/googleapis/genai-toolbox-langchain-python/issues/131)) ([ed82832](https://github.com/googleapis/genai-toolbox-langchain-python/commit/ed82832b6e84e8e278820b537fbdbfabd1a0b250))
+* **toolbox-core:** add authenticated parameters support ([#119](https://github.com/googleapis/genai-toolbox-langchain-python/issues/119)) ([10087a1](https://github.com/googleapis/genai-toolbox-langchain-python/commit/10087a136056cd47765b376ba18897bae5b848a3))
+* **toolbox-core:** add support for bound parameters ([#120](https://github.com/googleapis/genai-toolbox-langchain-python/issues/120)) ([b2a2208](https://github.com/googleapis/genai-toolbox-langchain-python/commit/b2a22089d4a9abc067605d603c077ff4c4843147))
+* **toolbox-core:** updated generated docstring to include parameters and their descriptions ([#127](https://github.com/googleapis/genai-toolbox-langchain-python/issues/127)) ([eafe2e9](https://github.com/googleapis/genai-toolbox-langchain-python/commit/eafe2e9cb1e2f84e3b2ba5bee5c469ae5754ade9))
+* **toolbox-core:** add basic implementation  ([#103](https://github.com/googleapis/genai-toolbox-langchain-python/issues/103)) ([4f992d8](https://github.com/googleapis/genai-toolbox-langchain-python/commit/4f992d8b2d3cc75692d030b67d13f90c36c49ac9))
+
+### Documentation
+* **toolbox-core:** add README ([#132](https://github.com/googleapis/genai-toolbox-langchain-python/issues/132)) ([839ed94](https://github.com/googleapis/genai-toolbox-langchain-python/commit/839ed940b5d8de31a83a98b375a7fd24402f5267))
+
+
+### Bug Fixes
+
+* **toolbox-core:** Add qualname for ToolboxTool instances ([#134](https://github.com/googleapis/genai-toolbox-langchain-python/issues/134)) ([5c2dff7](https://github.com/googleapis/genai-toolbox-langchain-python/commit/5c2dff7b2378eaa9298cc281b3658f85a32aa1a5))
+* **toolbox-core:** correct invalid reference when using array types ([#128](https://github.com/googleapis/genai-toolbox-langchain-python/issues/128)) ([d5a3259](https://github.com/googleapis/genai-toolbox-langchain-python/commit/d5a325926e3fb03b33f9133e7cc70fa935b9aecb))
diff --git a/packages/toolbox-core/src/toolbox_core/version.py b/packages/toolbox-core/src/toolbox_core/version.py
index a9136a34..702896da 100644
--- a/packages/toolbox-core/src/toolbox_core/version.py
+++ b/packages/toolbox-core/src/toolbox_core/version.py
@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "0.0.1"
+__version__ = "0.1.0"