diff --git a/.gitignore b/.gitignore
index ba6cdd08f..f9448b208 100644
--- a/.gitignore
+++ b/.gitignore
@@ -39,3 +39,6 @@ openspec/
 .gemini/
 .github/prompts/opsx-*.prompt.md
 .github/skills/openspec-*/
+
+# AI temporary files
+.gocache/