diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 01103ab41..12309fe42 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,6 +1,6 @@
 {
   "packages/toolbox-langchain": "1.4.0",
   "packages/toolbox-core": "1.4.0",
-  "packages/toolbox-llamaindex": "0.8.0",
+  "packages/toolbox-llamaindex": "0.9.0",
   "packages/toolbox-adk": "1.4.0"
 }
\ No newline at end of file
diff --git a/packages/toolbox-llamaindex/CHANGELOG.md b/packages/toolbox-llamaindex/CHANGELOG.md
index d415df207..cee1057c0 100644
--- a/packages/toolbox-llamaindex/CHANGELOG.md
+++ b/packages/toolbox-llamaindex/CHANGELOG.md
@@ -1,5 +1,17 @@
 # Changelog
 
+## [0.9.0](https://github.com/googleapis/mcp-toolbox-sdk-python/compare/toolbox-llamaindex-v0.8.0...toolbox-llamaindex-v0.9.0) (2026-09-01)
+
+
+### Features
+
+* **llamaindex:** pass telemetry attributes ([#741](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/741)) ([2babdf2](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/2babdf2fd77fc5ce0b31ac930f1a9766170b3a1f))
+* **llamaindex:** support secure parameters in llamaindex tools and clients ([a2c7079](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/a2c7079ace0179e3f88575415b9c0303efad7c6c))
+
+> [!NOTE]
+> For additional changelogs of the underlying toolbox-core package, visit: https://github.com/googleapis/mcp-toolbox-sdk-python/releases/tag/toolbox-core-v1.4.0
+
+
 ## [0.8.0](https://github.com/googleapis/mcp-toolbox-sdk-python/compare/toolbox-llamaindex-v0.7.0...toolbox-llamaindex-v0.8.0) (2026-07-29)
 
 
diff --git a/packages/toolbox-llamaindex/pyproject.toml b/packages/toolbox-llamaindex/pyproject.toml
index 9061cbadd..c7df34736 100644
--- a/packages/toolbox-llamaindex/pyproject.toml
+++ b/packages/toolbox-llamaindex/pyproject.toml
@@ -9,7 +9,7 @@ authors = [
     {name = "Google LLC", email = "googleapis-packages@google.com"}
 ]
 dependencies = [
-    "toolbox-core==1.3.0",
+    "toolbox-core==1.4.0",
     "llama-index-core>=0.12.0,<1.0.0",
     "PyYAML>=6.0.1,<7.0.0",
     "pydantic>=2.8.0,<3.0.0",
diff --git a/packages/toolbox-llamaindex/src/toolbox_llamaindex/version.py b/packages/toolbox-llamaindex/src/toolbox_llamaindex/version.py
index 0a7f602cc..655ee60e9 100644
--- a/packages/toolbox-llamaindex/src/toolbox_llamaindex/version.py
+++ b/packages/toolbox-llamaindex/src/toolbox_llamaindex/version.py
@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "0.8.0"
+__version__ = "0.9.0"