diff --git a/init.py b/init.py
index f34cc66..4aa987d 100644
--- a/init.py
+++ b/init.py
@@ -30,9 +30,7 @@ async def kb_list_handler(request, params_kw, *args, **kwargs):
         async with get_sor_context(env, 'rag') as sor:
             recs = await sor.R("knowledge_bases", {"org_id": userorgid})
             rows = [dict(r) for r in recs]
-            # bricks Tabular expects {rows, total} format
-            result = {"rows": rows, "total": len(rows)}
-            result["status"] = "SUCCEEDED" if rows else "empty"
+            result = {"status": "SUCCEEDED", "data": {"rows": rows, "total": len(rows)}}
             return json.dumps(result, ensure_ascii=False, default=str)
     except Exception as e:
         exception(f"kb_list: {e}, {format_exc()}")
@@ -47,10 +45,8 @@ async def engines_handler(request, params_kw, *args, **kwargs):
         async with get_sor_context(env, 'rag') as sor:
             sql = "SELECT * FROM engine_configs WHERE status='active' AND (org_id IS NULL OR org_id=${org_id}$) ORDER BY engine_type, priority DESC"
             recs = await sor.sqlExe(sql, {"org_id": userorgid})
-            return json.dumps({
-                "status": "SUCCEEDED",
-                "engines": [dict(r) for r in recs]
-            }, ensure_ascii=False, default=str)
+            rows = [dict(r) for r in recs]
+            return json.dumps({"status": "SUCCEEDED", "data": {"rows": rows, "total": len(rows)}}, ensure_ascii=False, default=str)
     except Exception as e:
         exception(f"engines: {e}, {format_exc()}")
         return json.dumps({"error": str(e)})