diff --git a/ga.py b/ga.py
index 4b8456ad..7a651069 100644
--- a/ga.py
+++ b/ga.py
@@ -266,6 +266,7 @@ def __init__(self, parent, last_history=None, cwd='./temp'):
         self.history_info = last_history if last_history else []
         self.code_stop_signal = []
         self._done_hooks = []
+        self._blank_streak = 0
 
     def _get_abs_path(self, path):
         if not path: return ""
@@ -445,8 +446,13 @@ def do_no_tool(self, args, response):
         content = getattr(response, 'content', '') or ""
         thinking = getattr(response, 'thinking', '') or ""
         if not response or (not content.strip() and not thinking.strip()):
+            self._blank_streak += 1
+            if self._blank_streak >= 3:
+                yield "[Error] LLM returned empty response 3 times consecutively. Aborting.\n"
+                return StepOutcome({}, next_prompt=None)
             yield "[Warn] LLM returned an empty response. Retrying...\n"
             return StepOutcome({}, next_prompt="[System] Blank response, regenerate and tooluse")
+        self._blank_streak = 0
         if len(content) > 50 and ('[!!! 流异常中断' in content[-100:] or '!!!Error:' in content[-100:]):
             return StepOutcome({}, next_prompt="[System] Incomplete response. Regenerate and tooluse.")
         if 'max_tokens !!!]' in content[-100:]: