diff --git a/.github/workflows/perf.yml b/.github/workflows/perf.yml
index 32f1209d..e73eb279 100644
--- a/.github/workflows/perf.yml
+++ b/.github/workflows/perf.yml
@@ -1,9 +1,6 @@
-name: Perf Benchmark
+name: Perf Benchmark (manual)
 
 on:
-  pull_request:
-  push:
-    branches: [main]
   workflow_dispatch:
     inputs:
       concurrency:
@@ -13,11 +10,6 @@ on:
         description: "aiperf --request-count"
         default: "200"
 
-# Cancel superseded PR runs; keep main builds.
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
-  cancel-in-progress: ${{ github.event_name == 'pull_request' }}
-
 permissions:
   contents: read