diff --git a/.release-please-bulk-manifest.json b/.release-please-bulk-manifest.json
index 35075bef7109..f78d8637d4f0 100644
--- a/.release-please-bulk-manifest.json
+++ b/.release-please-bulk-manifest.json
@@ -17,14 +17,14 @@
   "packages/google-apps-meet": "0.5.0",
   "packages/google-apps-script-type": "0.8.0",
   "packages/google-area120-tables": "0.15.0",
-  "packages/google-auth": "2.56.0",
+  "packages/google-auth": "2.56.1",
   "packages/google-auth-httplib2": "0.4.0",
   "packages/google-auth-oauthlib": "1.4.0",
   "packages/google-backstory": "0.1.0",
   "packages/google-cloud-access-approval": "1.20.0",
   "packages/google-cloud-access-context-manager": "0.6.0",
   "packages/google-cloud-advisorynotifications": "0.7.0",
-  "packages/google-cloud-agentidentity": "0.0.0",
+  "packages/google-cloud-agentidentity": "0.1.0",
   "packages/google-cloud-agentidentitycredentials": "0.1.0",
   "packages/google-cloud-agentregistry": "0.1.0",
   "packages/google-cloud-alloydb": "0.11.0",
diff --git a/librarian.yaml b/librarian.yaml
index 189e5e6ec09b..6c5d9d217ec2 100644
--- a/librarian.yaml
+++ b/librarian.yaml
@@ -227,7 +227,7 @@ libraries:
       metadata_name_override: area120tables
       default_version: v1alpha1
   - name: google-auth
-    version: 2.56.0
+    version: 2.56.1
     python:
       library_type: AUTH
   - name: google-auth-httplib2
@@ -279,7 +279,7 @@ libraries:
       metadata_name_override: advisorynotifications
       default_version: v1
   - name: google-cloud-agentidentity
-    version: 0.0.0
+    version: 0.1.0
     apis:
       - path: google/cloud/agentidentity/v1
       - path: google/cloud/agentidentity/v1beta
diff --git a/packages/google-auth/CHANGELOG.md b/packages/google-auth/CHANGELOG.md
index 6caac244580e..18a656d59adc 100644
--- a/packages/google-auth/CHANGELOG.md
+++ b/packages/google-auth/CHANGELOG.md
@@ -4,6 +4,13 @@
 
 [1]: https://pypi.org/project/google-auth/#history
 
+## [2.56.1](https://github.com/googleapis/google-cloud-python/compare/google-auth-v2.56.0...google-auth-v2.56.1) (2026-07-17)
+
+
+### Bug Fixes
+
+* disable RAB lookup for Domain-Wide Delegation ([#17763](https://github.com/googleapis/google-cloud-python/issues/17763)) ([00eb128](https://github.com/googleapis/google-cloud-python/commit/00eb1284fb6081cd37b747d09366568490a6d9ad)), closes [#17703](https://github.com/googleapis/google-cloud-python/issues/17703)
+
 ## [2.56.0](https://github.com/googleapis/google-cloud-python/compare/google-auth-v2.55.2...google-auth-v2.56.0) (2026-07-13)
 
 
diff --git a/packages/google-auth/google/auth/version.py b/packages/google-auth/google/auth/version.py
index 402ed36f6bf0..75f18956ea9c 100644
--- a/packages/google-auth/google/auth/version.py
+++ b/packages/google-auth/google/auth/version.py
@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "2.56.0"
+__version__ = "2.56.1"
diff --git a/packages/google-cloud-agentidentity/CHANGELOG.md b/packages/google-cloud-agentidentity/CHANGELOG.md
index 76ef84fbaa34..40036112b65b 100644
--- a/packages/google-cloud-agentidentity/CHANGELOG.md
+++ b/packages/google-cloud-agentidentity/CHANGELOG.md
@@ -1,5 +1,14 @@
 # Changelog
 
+## 0.1.0 (2026-07-17)
+
+
+### Features
+
+* **agentidentity:** onboard v1 and v1beta clients ([#17740](https://github.com/googleapis/google-cloud-python/issues/17740)) ([9eead95](https://github.com/googleapis/google-cloud-python/commit/9eead955b654bec382106e08fbf1baddb250b297))
+
+## Changelog
+
 [PyPI History][1]
 
 [1]: https://pypi.org/project/google-cloud-agentidentity/#history
diff --git a/packages/google-cloud-agentidentity/google/cloud/agentidentity/gapic_version.py b/packages/google-cloud-agentidentity/google/cloud/agentidentity/gapic_version.py
index e89a0031d71b..075b8773ece3 100644
--- a/packages/google-cloud-agentidentity/google/cloud/agentidentity/gapic_version.py
+++ b/packages/google-cloud-agentidentity/google/cloud/agentidentity/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "0.0.0"  # {x-release-please-version}
+__version__ = "0.1.0"  # {x-release-please-version}
diff --git a/packages/google-cloud-agentidentity/google/cloud/agentidentity_v1/gapic_version.py b/packages/google-cloud-agentidentity/google/cloud/agentidentity_v1/gapic_version.py
index e89a0031d71b..075b8773ece3 100644
--- a/packages/google-cloud-agentidentity/google/cloud/agentidentity_v1/gapic_version.py
+++ b/packages/google-cloud-agentidentity/google/cloud/agentidentity_v1/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "0.0.0"  # {x-release-please-version}
+__version__ = "0.1.0"  # {x-release-please-version}
diff --git a/packages/google-cloud-agentidentity/google/cloud/agentidentity_v1beta/gapic_version.py b/packages/google-cloud-agentidentity/google/cloud/agentidentity_v1beta/gapic_version.py
index e89a0031d71b..075b8773ece3 100644
--- a/packages/google-cloud-agentidentity/google/cloud/agentidentity_v1beta/gapic_version.py
+++ b/packages/google-cloud-agentidentity/google/cloud/agentidentity_v1beta/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "0.0.0"  # {x-release-please-version}
+__version__ = "0.1.0"  # {x-release-please-version}
diff --git a/packages/google-cloud-agentidentity/samples/generated_samples/snippet_metadata_google.cloud.agentidentity.v1.json b/packages/google-cloud-agentidentity/samples/generated_samples/snippet_metadata_google.cloud.agentidentity.v1.json
index 304b18987c03..2f81bc2ee7b5 100644
--- a/packages/google-cloud-agentidentity/samples/generated_samples/snippet_metadata_google.cloud.agentidentity.v1.json
+++ b/packages/google-cloud-agentidentity/samples/generated_samples/snippet_metadata_google.cloud.agentidentity.v1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-agentidentity",
-    "version": "0.0.0"
+    "version": "0.1.0"
   },
   "snippets": [
     {
diff --git a/packages/google-cloud-agentidentity/samples/generated_samples/snippet_metadata_google.cloud.agentidentity.v1beta.json b/packages/google-cloud-agentidentity/samples/generated_samples/snippet_metadata_google.cloud.agentidentity.v1beta.json
index d257f244da80..2afde193f63f 100644
--- a/packages/google-cloud-agentidentity/samples/generated_samples/snippet_metadata_google.cloud.agentidentity.v1beta.json
+++ b/packages/google-cloud-agentidentity/samples/generated_samples/snippet_metadata_google.cloud.agentidentity.v1beta.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-agentidentity",
-    "version": "0.0.0"
+    "version": "0.1.0"
   },
   "snippets": [
     {