diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2edeb0f..764263f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+### 0.27.1
+
+#### New Features
+- **General-Purpose Sub-Agent**: Added a built-in general-purpose sub-agent for deep research, code search, and multi-step workflows.
+
 ### 0.25.1
 
 #### New Features