diff --git a/apps/api/src/api/v1/signoz_webhook.py b/apps/api/src/api/v1/signoz_webhook.py
index f9d136fe..3123ad77 100644
--- a/apps/api/src/api/v1/signoz_webhook.py
+++ b/apps/api/src/api/v1/signoz_webhook.py
@@ -136,10 +136,13 @@ async def process_signoz_alert(
     ADR-037 Phase 21: 完整告警處理流程
     1. 記錄異常頻率
     2. 建立 Incident
-    3. 建立 Approval
-    4. 發送 Telegram
+    3. 呼叫 OpenClaw AI 進行 RCA 分析 (Nemo-4B 優先)
+    4. 建立 Approval (帶入 AI 建議)
+    5. 發送 Telegram (帶入 AI 信心度)
     """
     try:
+        from src.services.openclaw import get_openclaw
+        openclaw = get_openclaw()
         # =================================================================
         # Step 1: 記錄異常頻率 (ADR-037)
         # =================================================================
@@ -193,7 +196,25 @@ async def process_signoz_alert(
             return
 
         # =================================================================
-        # Step 3: 建立 Approval
+        # Step 3: 呼叫 OpenClaw AI 進行 RCA 分析
+        # =================================================================
+        alert_context = {
+            "alert_type": alert_name,
+            "severity": severity,
+            "target_resource": labels.get("service_name", labels.get("service", "unknown")),
+            "namespace": labels.get("namespace", "default"),
+            "message": annotations.get("description", annotations.get("summary", "")),
+            "fingerprint": f"signoz-{alert_name}-{labels.get('service_name', 'unknown')}",
+            "anomaly_frequency": anomaly_frequency,
+        }
+
+        # 這裡會呼叫 NVIDIA Nemo -> Gemini -> Ollama 鏈路
+        analysis_result, ai_provider, raw_response, signoz_metrics, trace_url, tokens, cost = await openclaw.analyze_alert(
+            alert_context
+        )
+
+        # =================================================================
+        # Step 4: 建立 Approval
         # =================================================================
         approval_id = await create_signoz_approval(
             alert_name=alert_name,
@@ -202,10 +223,11 @@ async def process_signoz_alert(
             severity=severity,
             incident_id=incident.incident_id,
             anomaly_frequency=anomaly_frequency,
+            analysis_result=analysis_result,  # 帶入 AI 結果
         )
 
         # =================================================================
-        # Step 4: 發送 Telegram 告警
+        # Step 5: 發送 Telegram 告警
         # =================================================================
         await send_signoz_telegram(
             approval_id=approval_id,
@@ -214,6 +236,8 @@ async def process_signoz_alert(
             annotations=annotations,
             severity=severity,
             anomaly_frequency=anomaly_frequency,
+            analysis_result=analysis_result,  # 帶入 AI 結果
+            ai_provider=ai_provider,
         )
 
         logger.info(
@@ -244,6 +268,7 @@ async def create_signoz_approval(
     severity: str,
     incident_id: str,
     anomaly_frequency: dict | None = None,
+    analysis_result: "LLMAnalysisResult" | None = None,
 ) -> str:
     """
     為 SignOz 告警建立 Approval 記錄
@@ -266,20 +291,37 @@ async def create_signoz_approval(
 
         # 建立 Approval
         service_name = labels.get("service_name", labels.get("service", "unknown"))
-        summary = annotations.get("summary", f"SignOz Alert: {alert_name}")
-        description = annotations.get("description", summary)
+        summary = (
+            analysis_result.action_title
+            if analysis_result
+            else annotations.get("summary", f"SignOz Alert: {alert_name}")
+        )
+        description = (
+            analysis_result.description
+            if analysis_result
+            else annotations.get("description", summary)
+        )
 
-        # P1-2 修正: 欄位對齊 ApprovalRequestBase (2026-03-29)
+        # Step 4.2: 決定建議動作與指令
+        action = summary
+        command = ""
+        if analysis_result:
+            command = analysis_result.kubectl_command
+            # 如果 AI 建議重啟但 annotations 有不同建議，以 AI 為準
+            action = f"[AI 建議] {analysis_result.action_title}"
+        else:
+            action = f"SignOz Alert: {alert_name}"
         approval_request = ApprovalRequestCreate(
-            action=f"SignOz Alert: {alert_name}",
+            action=action,
             description=description,
-            risk_level=risk_level,
-            blast_radius=BlastRadius(
+            risk_level=analysis_result.risk_level if analysis_result else risk_level,
+            blast_radius=analysis_result.blast_radius if analysis_result else BlastRadius(
                 affected_pods=1,
                 estimated_downtime="0",
                 related_services=[service_name],
                 data_impact=DataImpact.READ_ONLY,
             ),
+            kubectl_command=command,
             dry_run_checks=[],
             requested_by="signoz-webhook",
             metadata={
@@ -289,6 +331,7 @@ async def create_signoz_approval(
                 "annotations": annotations,
                 "incident_id": incident_id,
                 "anomaly_frequency": anomaly_frequency,
+                "ai_analyzed": analysis_result is not None,
             },
         )
 
@@ -308,6 +351,8 @@ async def send_signoz_telegram(
     annotations: dict,
     severity: str,
     anomaly_frequency: dict | None = None,
+    analysis_result: "LLMAnalysisResult" | None = None,
+    ai_provider: str = "none",
 ):
     """
     發送 SignOz 告警到 Telegram
@@ -324,15 +369,19 @@ async def send_signoz_telegram(
 
         await telegram.send_approval_card(
             approval_id=approval_id,
-            risk_level="critical" if severity == "critical" else (
-                "high" if severity == "error" else "medium"
+            risk_level=analysis_result.risk_level if analysis_result else (
+                "critical" if severity == "critical" else (
+                    "high" if severity == "error" else "medium"
+                )
             ),
             resource_name=service_name,
-            root_cause=summary,
-            suggested_action=description or "請檢查 SignOz 儀表板",
-            primary_responsibility="BE",
-            confidence=0.0,  # 🔴 規則匹配/告警轉發，非 AI 分析
-            namespace="signoz",
+            root_cause=analysis_result.description if analysis_result else summary,
+            suggested_action=analysis_result.action_title if analysis_result else (
+                description or "請檢查 SignOz 儀表板"
+            ),
+            primary_responsibility=analysis_result.primary_responsibility if analysis_result else "BE",
+            confidence=analysis_result.confidence if analysis_result else 0.0,
+            namespace=labels.get("namespace", "signoz"),
             anomaly_frequency=anomaly_frequency,
         )