diff --git a/app.py b/app.py
index 6c52d7c..8a0ddcc 100644
--- a/app.py
+++ b/app.py
@@ -728,6 +728,24 @@ def prompt_delete(prompt_id: int):
     return HTMLResponse("<meta http-equiv='refresh' content='0; url=/prompts'>")
 
 
+def _fmt_elapsed(start_iso: Optional[str], end_iso: Optional[str] = None) -> str:
+    if not start_iso:
+        return "-"
+    try:
+        s = datetime.fromisoformat(start_iso)
+        e = datetime.fromisoformat(end_iso) if end_iso else datetime.now()
+        sec = max(0, int((e - s).total_seconds()))
+        if sec < 60:
+            return f"{sec}s"
+        m, s2 = divmod(sec, 60)
+        if m < 60:
+            return f"{m}m {s2}s"
+        h, m2 = divmod(m, 60)
+        return f"{h}h {m2}m"
+    except Exception:
+        return "-"
+
+
 def _jobs_payload(limit: int = 200):
     with db() as c:
         jobs = c.execute(
@@ -783,7 +801,7 @@ def jobs_page(queued: Optional[int] = None):
     items = _jobs_payload(200)
     pre = "".join([
         (
-            f"<div class='card'><b>Job #{it['id']}</b> [{it['kind']}] · <b>{it['status']}</b><br>"
+            f"<div class='card'><b>Job #{it['id']}</b> [{it['kind']}] · <b>{it['status']}</b> · läuft: {_fmt_elapsed(it.get('started_at') or it.get('created_at'), it.get('finished_at'))}<br>"
             f"<small>{it['created_at']}</small><br>"
             f"<div class='row' style='margin-top:8px'>"
             + (