diff --git a/deploy/profile-scripts/self_repair.py b/deploy/profile-scripts/self_repair.py
index 50299da5..030d8c07 100644
--- a/deploy/profile-scripts/self_repair.py
+++ b/deploy/profile-scripts/self_repair.py
@@ -175,17 +175,14 @@ def llm_diagnose(failure):
 请只输出一个 JSON 动作（不要其他文字）。如果是非交易时段的正常空闲，选 none。"""
 
     try:
-        payload = json.dumps({
-            'model': 'deepseek-v4-flash',
-            'messages': [{'role': 'user', 'content': prompt}],
-            'max_tokens': 300, 'stream': False,
-        }).encode()
-        import urllib.request
-        req = urllib.request.Request(GATEWAY, data=payload, headers={
-            'Content-Type': 'application/json', 'Authorization': 'Bearer hermes123',
-            'X-Hermes-Session-Id': 'self-repair'})
-        resp = urllib.request.urlopen(req, timeout=120)
-        text = json.loads(resp.read())['choices'][0]['message']['content']
+        # llm_client：OCG 直连，无 agent 无常驻 session（原 gateway 'self-repair'
+        # session 指令冻结+上下文无限累积，2026-07-21 废弃）
+        sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
+        from llm_client import call_llm
+        res = call_llm(prompt, max_tokens=300, timeout=120, retries=1, backoff=10)
+        if not res["ok"]:
+            raise RuntimeError(res["error"][:120])
+        text = res["content"]
         # 提取 JSON
         import re
         m = re.search(r'\{[^{}]*"action"[^{}]*\}', text)