diff --git a/sdk/agentserver/azure-ai-agentserver-core/CHANGELOG.md b/sdk/agentserver/azure-ai-agentserver-core/CHANGELOG.md
index cfcf2445e256..42a8a0057756 100644
--- a/sdk/agentserver/azure-ai-agentserver-core/CHANGELOG.md
+++ b/sdk/agentserver/azure-ai-agentserver-core/CHANGELOG.md
@@ -1,5 +1,15 @@
 # Release History
 
+## 1.0.0b2 (Unreleased)
+
+### Features Added
+
+### Breaking Changes
+
+### Bugs Fixed
+
+### Other Changes
+
 ## 1.0.0b1 (2025-11-07)
 
 ### Features Added
diff --git a/sdk/agentserver/azure-ai-agentserver-core/azure/ai/agentserver/core/_version.py b/sdk/agentserver/azure-ai-agentserver-core/azure/ai/agentserver/core/_version.py
index be71c81bd282..bbcd28b4aa67 100644
--- a/sdk/agentserver/azure-ai-agentserver-core/azure/ai/agentserver/core/_version.py
+++ b/sdk/agentserver/azure-ai-agentserver-core/azure/ai/agentserver/core/_version.py
@@ -6,4 +6,4 @@
 # Changes may cause incorrect behavior and will be lost if the code is regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "1.0.0b1"
+VERSION = "1.0.0b2"