diff --git a/src/main/index.ts b/src/main/index.ts
index 2f1851d..ee042f7 100644
--- a/src/main/index.ts
+++ b/src/main/index.ts
@@ -34,9 +34,12 @@ app.whenReady().then(async () => {
   const continuity = new ContinuityService(db);
   const intent = new IntentService(repo);
 
-  const provider = new LocalOllamaProvider({
-    endpoint: process.env.INKLING_OLLAMA_ENDPOINT
+  const resolvedEndpoint = process.env.INKLING_OLLAMA_ENDPOINT ?? 'http://localhost:11434';
+  logger.info('ai.endpoint', {
+    endpoint: resolvedEndpoint,
+    fromEnv: process.env.INKLING_OLLAMA_ENDPOINT !== undefined
   });
+  const provider = new LocalOllamaProvider({ endpoint: resolvedEndpoint });
   const health = new HealthChecker(provider);
   void health.runOnce().then((h) => logger.info('ai.health', { ...h } as Record<string, unknown>));
 
diff --git a/src/renderer/inbox/components/OllamaBanner.tsx b/src/renderer/inbox/components/OllamaBanner.tsx
index 066f9cc..ff2c87f 100644
--- a/src/renderer/inbox/components/OllamaBanner.tsx
+++ b/src/renderer/inbox/components/OllamaBanner.tsx
@@ -9,8 +9,13 @@ export function OllamaBanner(): React.ReactElement | null {
     ? '`ollama pull gemma4:e4b` 실행 후 앱을 재시작해주세요.'
     : 'Inkling 정리가 잠시 멈췄습니다. Ollama를 실행해주세요.';
   return (
-    <div className="banner warn">
+    <div className="banner warn" style={{ flexDirection: 'column', alignItems: 'flex-start' }}>
       <span>⚠ {message}</span>
+      {status.reason ? (
+        <span style={{ fontSize: 11, opacity: 0.7, marginTop: 4 }}>
+          진단: {status.reason}
+        </span>
+      ) : null}
     </div>
   );
 }