diff --git a/tests/e2e/CLAUDE.md b/tests/e2e/CLAUDE.md
index 135af840869..ae1043aa94c 100644
--- a/tests/e2e/CLAUDE.md
+++ b/tests/e2e/CLAUDE.md
@@ -83,7 +83,7 @@ llm.<endpoint>.<route>.<capability>.<streaming>.<assertion>
   capability : basic | tool_use | prompt_cache_5m | vision | thinking | structured_output
                | service_tier | mid_conversation_system
   streaming  : stream | nonstream   (omit where n/a)
-  assertion  : works | cost_logged
+  assertion  : works | cost_logged | cache_hit
   label (not in id): model = haiku-4.5 | sonnet-4.6 | opus-4.7 | gpt-*
   e.g.  llm.chat_completions.bedrock_converse.tool_use.stream.works
         llm.messages.anthropic.prompt_cache_1h.nonstream.cache_hit