chlog

Author: Borda

src/lightning/pytorch/CHANGELOG.md

@@ -39,6 +39,10 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 
 - Fixed misalignment column while using rich model summary in `DeepSpeedstrategy` ([#21100](https://github.com/Lightning-AI/pytorch-lightning/pull/21100))
 
+
+- fix(callbacks): Defer step/time-triggered ModelCheckpoint saves until validation metrics are available ([#21106](https://github.com/Lightning-AI/pytorch-lightning/pull/21106))
+
+
 ---
 
 ## [2.5.3] - 2025-08-13