diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 170d70a9..13136000 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.4.27"
+  ".": "0.4.28"
 }
\ No newline at end of file
diff --git a/.stats.yml b/.stats.yml
index 9b68d1bc..b1572bf4 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,4 +1,4 @@
 configured_endpoints: 34
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/sgp%2Fagentex-sdk-6803f43832a4ba37348dfc1daefe5f60f2472b76c73c286257ca370248d64e75.yml
-openapi_spec_hash: 44d9bed4803ac9f98419df9e0ad1c485
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/sgp%2Fagentex-sdk-6dbb005f57f2e54c00322ee75bae1e595160adf1f4eff3b5a8ac38cdeb48fbd6.yml
+openapi_spec_hash: 8d36892345fa74be42d2fb10b1d19ab6
 config_hash: 6481ea6b42040f435dedcb00a98f35f8
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9579fd33..bc78d8a0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 0.4.28 (2025-10-28)
+
+Full Changelog: [v0.4.27...v0.4.28](https://github.com/scaleapi/agentex-python/compare/v0.4.27...v0.4.28)
+
 ## 0.4.27 (2025-10-27)
 
 Full Changelog: [v0.4.26...v0.4.27](https://github.com/scaleapi/agentex-python/compare/v0.4.26...v0.4.27)
diff --git a/pyproject.toml b/pyproject.toml
index 58266b6d..3922bb67 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "agentex-sdk"
-version = "0.4.27"
+version = "0.4.28"
 description = "The official Python library for the agentex API"
 dynamic = ["readme"]
 license = "Apache-2.0"
diff --git a/src/agentex/_version.py b/src/agentex/_version.py
index 8c2cf0d1..b6dbf0d4 100644
--- a/src/agentex/_version.py
+++ b/src/agentex/_version.py
@@ -1,4 +1,4 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 __title__ = "agentex"
-__version__ = "0.4.27"  # x-release-please-version
+__version__ = "0.4.28"  # x-release-please-version