diff --git a/packages/ai/CHANGELOG.md b/packages/ai/CHANGELOG.md
index fcf99b99f..19600163d 100644
--- a/packages/ai/CHANGELOG.md
+++ b/packages/ai/CHANGELOG.md
@@ -13,3 +13,4 @@
 - Added reconnect lifecycle handling that cleans run state after completion/error and gracefully returns `null` when reconnect cannot be resumed.
 - Added explicit helper option types for chat send/reconnect request inputs.
 - Added optional `onError` callback support for observing non-fatal transport issues.
+- Added phase-aware `onError` reporting across send, reconnect, and stream-consumption paths.