diff --git a/claude-progress.txt b/claude-progress.txt
index 02eb32d6fe19..9672dad3022d 100644
--- a/claude-progress.txt
+++ b/claude-progress.txt
@@ -298,3 +298,21 @@ With Tasks #0-#3 complete, these tasks are now unblocked:
 
 ### Next: Task #9 - ResolvePredicateFields (Predicate Evaluation phase)
 
+
+
+## Session 3 Final Summary
+
+**Tasks Completed**: 6 tasks (#4-#9)
+**PRs Merged**: 10 PRs  
+**Lines Added**: ~336 lines
+**Phases Complete**: Core Data Structures, Metadata Loading
+**Phase Started**: Predicate Evaluation
+
+### Major Accomplishments
+- OrcFileFragment infrastructure complete
+- Full metadata loading with manifest building  
+- Statistics cache framework 
+- Field resolution for predicate pushdown
+
+### Next Session: Task #10 - DeriveFieldGuarantee (core predicate logic)
+