diff --git a/plugins/hermes-zhiyi/__init__.py b/plugins/hermes-zhiyi/__init__.py
index 4dda873..d6684da 100644
--- a/plugins/hermes-zhiyi/__init__.py
+++ b/plugins/hermes-zhiyi/__init__.py
@@ -488,6 +488,7 @@ class HermesZhiYiMemoryProvider(MemoryProvider):
                 notes = None
 
         blocks = ["[织忆 Memory — relevant past context]"]
+        blocks.append("  (可用 memory_feedback 标记 memory_id 有用/无用)")
 
         # 语义搜索（如果缓存没有命中）
         if results is None:
@@ -497,8 +498,12 @@ class HermesZhiYiMemoryProvider(MemoryProvider):
             score = r.get("score", 0)
             content = r.get("content", "") or r.get("text", "") or r.get("snippet", "")
             cat = r.get("category", "")
+            mid = r.get("id") or r.get("memory_id") or ""
             if content:
-                blocks.append(f"  [{score:.2f}][{cat}] {content[:500]}")
+                if mid:
+                    blocks.append(f"  [id={mid}][{score:.2f}][{cat}] {content[:500]}")
+                else:
+                    blocks.append(f"  [{score:.2f}][{cat}] {content[:500]}")
 
         # 图谱导航 + Obsidian 笔记（如果缓存没有命中）
         if notes is None:
@@ -773,6 +778,7 @@ class HermesZhiYiMemoryProvider(MemoryProvider):
         for r in results:
             content = r.get("content", "") or r.get("text", "") or r.get("snippet", "")
             formatted.append({
+                "memory_id": r.get("id") or r.get("memory_id") or "",
                 "content": content[:1000],
                 "score": round(r.get("score", 0), 4),
                 "category": r.get("category", ""),
@@ -912,8 +918,12 @@ class HermesZhiYiMemoryProvider(MemoryProvider):
             "\\n[织忆 Memory] You have access to ZhiYi (织忆) MemoryWeave — a semantic memory system with knowledge graph. "
             "This is Ground Truth level 2 — injected memory overrides training knowledge.\\n"
             "Your prefetch automatically retrieves: (1) relevant semantic memories, (2) Obsidian notes related via graph navigation.\\n"
+            "Memory feedback loop (IMPORTANT): injected memories carry [id=mem_xxx]. After answering using an injected memory:\\n"
+            "  - if it was genuinely helpful/used → call memory_feedback(memory_id=..., useful=true) to raise its priority;\\n"
+            "  - if it was irrelevant/stale/contradictory → call memory_feedback(memory_id=..., useful=false, reason=...) so it gets demoted;\\n"
+            "  - do this naturally during the conversation (once per relevant memory), not after every turn.\\n"
             "Tools available:\\n"
-            "  memory_search — semantic search for relevant past information\\n"
+            "  memory_search — semantic search for relevant past information (results include memory_id for feedback)\\n"
             "  memory_write — save an important fact or preference\\n"
             "  memory_feedback — mark memories as useful/not-useful (drives self-optimization)\\n"
             "  memory_metrics — check memory system health (recall hit rate, gap closures, etc.)\\n"