diff --git a/apps/api/src/api/v1/sentry_webhook.py b/apps/api/src/api/v1/sentry_webhook.py
index 06b24dc1e..cf12df452 100644
--- a/apps/api/src/api/v1/sentry_webhook.py
+++ b/apps/api/src/api/v1/sentry_webhook.py
@@ -447,6 +447,8 @@ async def send_sentry_telegram_alert(
             confidence=analysis.confidence if analysis else 0.0,
             namespace="sentry",
             anomaly_frequency=anomaly_frequency,
+            # 2026-04-02 ogt: 修復 ai_provider 未傳遞 → Telegram 顯示「AI 仲裁判定」而非具體模型名稱
+            ai_provider=analysis.analyzed_by if analysis else "",
         )
 
         logger.info(
diff --git a/apps/api/src/api/v1/signoz_webhook.py b/apps/api/src/api/v1/signoz_webhook.py
index b97cc3fb9..aec4bf015 100644
--- a/apps/api/src/api/v1/signoz_webhook.py
+++ b/apps/api/src/api/v1/signoz_webhook.py
@@ -385,6 +385,8 @@ async def send_signoz_telegram(
             confidence=analysis_result.confidence if analysis_result else 0.0,
             namespace=labels.get("namespace", "signoz"),
             anomaly_frequency=anomaly_frequency,
+            # 2026-04-02 ogt: 修復 ai_provider 未傳遞 → Telegram 顯示「AI 仲裁判定」而非具體模型名稱
+            ai_provider=ai_provider if ai_provider != "none" else "",
         )
 
         logger.info(
diff --git a/apps/api/src/api/v1/webhooks.py b/apps/api/src/api/v1/webhooks.py
index 2fab1688a..c3adad5a2 100644
--- a/apps/api/src/api/v1/webhooks.py
+++ b/apps/api/src/api/v1/webhooks.py
@@ -171,6 +171,8 @@ async def _push_to_telegram_background(
     signoz_latency_trend: str = "stable",
     signoz_trace_url: str = "",
     auto_tuning_command: str = "",
+    # 2026-04-02 ogt: 修復 ai_provider 未傳遞 → Telegram 顯示「AI 仲裁判定」而非具體模型名稱
+    ai_provider: str = "",
 ) -> None:
     """
     背景任務: 推送待簽核卡片到 Telegram (v7.0 含 SignOz 整合)
@@ -217,6 +219,7 @@ async def _push_to_telegram_background(
             # 2026-03-29 ogt: AI Token/Cost 追蹤
             ai_tokens=ai_tokens,
             ai_cost=ai_cost,
+            ai_provider=ai_provider,
         )
 
         logger.info(
@@ -772,6 +775,7 @@ async def receive_alert(
             # 2026-03-29 ogt: AI Token/Cost 追蹤
             ai_tokens=ai_tokens,
             ai_cost=ai_cost,
+            ai_provider=ai_provider,
         )
 
         return AlertResponse(
@@ -1142,6 +1146,7 @@ async def alertmanager_webhook(
                 # 2026-03-29 ogt: AI Token/Cost 追蹤
                 ai_tokens=ai_tokens,
                 ai_cost=ai_cost,
+                ai_provider=ai_provider,
             )
 
             return AlertResponse(