diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index 6eb7d14..ad07b86 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -2,6 +2,15 @@ name: CI
 on:
   push:
   pull_request:
+  # Every push to main already runs this. The schedule catches what a commit
+  # cannot: the live tests depend on external state that drifts on its own —
+  # LiteLLM budget exhaustion, a model withdrawn from the proxy, a revoked
+  # Matrix or Gitea token. Nightly against the default branch surfaces that
+  # the morning it happens rather than mid-task.
+  schedule:
+    - cron: '17 6 * * *'
+  # Manual re-run, e.g. after rotating a credential or raising a budget cap.
+  workflow_dispatch:
 
 jobs:
   checks: