diff --git a/app/services/search/classifier_service.py b/app/services/search/classifier_service.py
index 9661a48..e6a2b59 100644
--- a/app/services/search/classifier_service.py
+++ b/app/services/search/classifier_service.py
@@ -22,7 +22,7 @@ from core.utils import setup_logger
 
 logger = setup_logger("classifier")
 
-LLM_TIMEOUT_MS = 15000
+LLM_TIMEOUT_MS = 30000
 CIRCUIT_THRESHOLD = 5
 CIRCUIT_RECOVERY_SEC = 60
 
diff --git a/config.yaml b/config.yaml
index 8c281e6..0264757 100644
--- a/config.yaml
+++ b/config.yaml
@@ -57,7 +57,7 @@ ai:
       endpoint: "http://100.76.254.116:8801/v1/chat/completions"
       model: "mlx-community/gemma-4-26b-a4b-it-8bit"
       max_tokens: 512
-      timeout: 15  # 2026-05-17: 10s 시 httpx ReadTimeout 빈번 (Mac mini 26B 동시 부하 PR #20 후속) — classifier_service.LLM_TIMEOUT_MS (15s) 와 align
+      timeout: 30  # 2026-05-17: 15s 도 동시 부하 시 elapsed 14.4s 직전이라 tight — 30s 로 2x 마진 (Mac mini 26B concurrent load). classifier_service.LLM_TIMEOUT_MS=30000 와 align
     # 제거: vision (미사용)
 
   # ─── deep_summary enqueue 폭발 억제 (B-1 R2) ───