diff --git a/.gitignore b/.gitignore
index 620bee1..3224657 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,7 @@
-.aider*
+# Aider (AI pair-programmer) artifacts
+.aider*          # session state files (.aider, .aider.json, etc.)
+*.aider.*        # scratch patches/logs (.aider.diff, .aider.patch, .aider.state, etc.)
+.aider/          # local Aider metadata directory (if present)
 environment/
 inputs.jsonl
 outputs.jsonl