remote provider health checks + compact display

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/servers/api/server-settings/pi-mono.ts

@@ -387,6 +387,52 @@ piMonoRouter.put('/api-keys', async (ctx) => {
   return ctx.json({ ok: true });
 });
 
+const REMOTE_HEALTH_CONFIG: Record<string, {
+  url: string | ((key: string) => string);
+  headers: (key: string) => Record<string, string>;
+}> = {
+  openai: { url: 'https://api.openai.com/v1/models', headers: (k) => ({ Authorization: `Bearer ${k}` }) },
+  anthropic: { url: 'https://api.anthropic.com/v1/models', headers: (k) => ({ 'x-api-key': k, 'anthropic-version': '2023-06-01' }) },
+  google: { url: (k) => `https://generativelanguage.googleapis.com/v1beta/models?key=${k}`, headers: () => ({}) },
+  groq: { url: 'https://api.groq.com/openai/v1/models', headers: (k) => ({ Authorization: `Bearer ${k}` }) },
+  mistral: { url: 'https://api.mistral.ai/v1/models', headers: (k) => ({ Authorization: `Bearer ${k}` }) },
+  xai: { url: 'https://api.x.ai/v1/models', headers: (k) => ({ Authorization: `Bearer ${k}` }) },
+  openrouter: { url: 'https://openrouter.ai/api/v1/auth/key', headers: (k) => ({ Authorization: `Bearer ${k}` }) },
+  cerebras: { url: 'https://api.cerebras.ai/v1/models', headers: (k) => ({ Authorization: `Bearer ${k}` }) },
+  zai: { url: 'https://opencode.ai/zen/v1/models', headers: (k) => ({ Authorization: `Bearer ${k}` }) },
+};
+
+piMonoRouter.get('/api-keys/health', async (ctx) => {
+  const auth = await readAuthJson();
+  const results: Record<string, boolean | null> = {};
+
+  const checks = PROVIDERS
+    .filter((p) => auth[p.piId]?.key?.trim())
+    .map(async (p) => {
+      const config = REMOTE_HEALTH_CONFIG[p.piId];
+      if (!config) {
+        results[p.piId] = null;
+        return;
+      }
+      const key = auth[p.piId]!.key;
+      const url = typeof config.url === 'function' ? config.url(key) : config.url;
+      const headers = config.headers(key);
+      const controller = new AbortController();
+      const timer = setTimeout(() => controller.abort(), 3000);
+      try {
+        const res = await fetch(url, { headers, signal: controller.signal });
+        results[p.piId] = res.ok;
+      } catch {
+        results[p.piId] = false;
+      } finally {
+        clearTimeout(timer);
+      }
+    });
+
+  await Promise.all(checks);
+  return ctx.json(results);
+});
+
 const GLOBAL_DIRS = ['/usr/local/bin', '/usr/bin'];
 
 const getPaths = async () => {