diff --git a/package.json b/package.json
index e5c082ff..11b684e0 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "9router-app",
-  "version": "0.3.17",
+  "version": "0.3.18",
   "description": "9Router web dashboard",
   "private": true,
   "scripts": {
diff --git a/src/app/(dashboard)/dashboard/cli-tools/components/AntigravityToolCard.js b/src/app/(dashboard)/dashboard/cli-tools/components/AntigravityToolCard.js
index 368b3990..c9322880 100644
--- a/src/app/(dashboard)/dashboard/cli-tools/components/AntigravityToolCard.js
+++ b/src/app/(dashboard)/dashboard/cli-tools/components/AntigravityToolCard.js
@@ -351,6 +351,14 @@ export default function AntigravityToolCard({
             </>
           )}
 
+          {/* Windows admin warning */}
+          {!isRunning && isWindows && (
+            <div className="flex items-center gap-2 px-2 py-1.5 rounded text-xs bg-yellow-500/10 text-yellow-600 border border-yellow-500/20">
+              <span className="material-symbols-outlined text-[14px]">warning</span>
+              <span>Windows: Run terminal (9Router) as Administrator to enable MITM</span>
+            </div>
+          )}
+
           {/* When stopped: how it works */}
           {!isRunning && (
             <div className="flex flex-col gap-1.5 px-1">
diff --git a/src/app/(dashboard)/dashboard/providers/[id]/page.js b/src/app/(dashboard)/dashboard/providers/[id]/page.js
index f49afa62..6a499e87 100644
--- a/src/app/(dashboard)/dashboard/providers/[id]/page.js
+++ b/src/app/(dashboard)/dashboard/providers/[id]/page.js
@@ -25,7 +25,7 @@ export default function ProviderDetailPage() {
   const [modelAliases, setModelAliases] = useState({});
   const [headerImgError, setHeaderImgError] = useState(false);
   const [modelTestResults, setModelTestResults] = useState({});
-  const [testingModels, setTestingModels] = useState(false);
+  const [testingModelId, setTestingModelId] = useState(null);
   const [showAddCustomModel, setShowAddCustomModel] = useState(false);
   const { copied, copy } = useCopyToClipboard();
 
@@ -259,24 +259,21 @@ export default function ProviderDetailPage() {
     }
   };
 
-  const handleTestModels = async () => {
-    if (testingModels) return;
-    const conn = connections.find((c) => c.isActive !== false) || connections[0];
-    if (!conn) return;
-    setTestingModels(true);
-    setModelTestResults({});
+  const handleTestModel = async (modelId) => {
+    if (testingModelId) return;
+    setTestingModelId(modelId);
     try {
-      const res = await fetch(`/api/providers/${conn.id}/test-models`, { method: "POST" });
+      const res = await fetch("/api/models/test", {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({ model: `${providerStorageAlias}/${modelId}` }),
+      });
       const data = await res.json();
-      if (res.ok) {
-        const map = {};
-        for (const r of data.results || []) map[r.modelId] = r.ok ? "ok" : "error";
-        setModelTestResults(map);
-      }
+      setModelTestResults((prev) => ({ ...prev, [modelId]: data.ok ? "ok" : "error" }));
     } catch {
-      // silent fail
+      setModelTestResults((prev) => ({ ...prev, [modelId]: "error" }));
     } finally {
-      setTestingModels(false);
+      setTestingModelId(null);
     }
   };
 
@@ -342,6 +339,8 @@ export default function ProviderDetailPage() {
               onSetAlias={(alias) => handleSetAlias(model.id, alias, providerStorageAlias)}
               onDeleteAlias={() => handleDeleteAlias(existingAlias)}
               testStatus={modelTestResults[model.id]}
+              onTest={connections.length > 0 ? () => handleTestModel(model.id) : undefined}
+              isTesting={testingModelId === model.id}
             />
           );
         })}
@@ -559,18 +558,6 @@ export default function ProviderDetailPage() {
           <h2 className="text-lg font-semibold">
             {providerInfo.passthroughModels ? "Model Aliases" : "Available Models"}
           </h2>
-          {connections.length > 0 && (
-            <Button
-              size="sm"
-              variant="secondary"
-              icon="science"
-              loading={testingModels}
-              onClick={handleTestModels}
-              disabled={testingModels}
-            >
-              {testingModels ? "Testing…" : "Test Models"}
-            </Button>
-          )}
         </div>
         {renderModelsSection()}
       </Card>
@@ -638,7 +625,7 @@ export default function ProviderDetailPage() {
   );
 }
 
-function ModelRow({ model, fullModel, alias, copied, onCopy, testStatus, isCustom, onDeleteAlias }) {
+function ModelRow({ model, fullModel, alias, copied, onCopy, testStatus, isCustom, onDeleteAlias, onTest, isTesting }) {
   const borderColor = testStatus === "ok"
     ? "border-green-500/40"
     : testStatus === "error"
@@ -660,6 +647,18 @@ function ModelRow({ model, fullModel, alias, copied, onCopy, testStatus, isCusto
         {testStatus === "ok" ? "check_circle" : testStatus === "error" ? "cancel" : "smart_toy"}
       </span>
       <code className="text-xs text-text-muted font-mono bg-sidebar px-1.5 py-0.5 rounded">{fullModel}</code>
+      {onTest && (
+        <button
+          onClick={onTest}
+          disabled={isTesting}
+          className={`p-0.5 hover:bg-sidebar rounded text-text-muted hover:text-primary transition-opacity ${isTesting ? "opacity-100" : "opacity-0 group-hover:opacity-100"}`}
+          title="Test model"
+        >
+          <span className="material-symbols-outlined text-sm" style={isTesting ? { animation: "spin 1s linear infinite" } : undefined}>
+            {isTesting ? "progress_activity" : "science"}
+          </span>
+        </button>
+      )}
       <button
         onClick={() => onCopy(fullModel, `model-${model.id}`)}
         className="p-0.5 hover:bg-sidebar rounded text-text-muted hover:text-primary"
@@ -693,6 +692,8 @@ ModelRow.propTypes = {
   testStatus: PropTypes.oneOf(["ok", "error"]),
   isCustom: PropTypes.bool,
   onDeleteAlias: PropTypes.func,
+  onTest: PropTypes.func,
+  isTesting: PropTypes.bool,
 };
 
 function PassthroughModelsSection({ providerAlias, modelAliases, copied, onCopy, onSetAlias, onDeleteAlias }) {
diff --git a/src/app/api/version/route.js b/src/app/api/version/route.js
new file mode 100644
index 00000000..b30ce9db
--- /dev/null
+++ b/src/app/api/version/route.js
@@ -0,0 +1,46 @@
+import https from "https";
+import pkg from "../../../../package.json" with { type: "json" };
+
+const NPM_PACKAGE_NAME = "9router";
+
+// Fetch latest version from npm registry
+function fetchLatestVersion() {
+  return new Promise((resolve) => {
+    const req = https.get(
+      `https://registry.npmjs.org/${NPM_PACKAGE_NAME}/latest`,
+      { timeout: 4000 },
+      (res) => {
+        let data = "";
+        res.on("data", (chunk) => (data += chunk));
+        res.on("end", () => {
+          try {
+            resolve(JSON.parse(data).version || null);
+          } catch {
+            resolve(null);
+          }
+        });
+      }
+    );
+    req.on("error", () => resolve(null));
+    req.on("timeout", () => { req.destroy(); resolve(null); });
+  });
+}
+
+function compareVersions(a, b) {
+  const pa = a.split(".").map(Number);
+  const pb = b.split(".").map(Number);
+  for (let i = 0; i < 3; i++) {
+    if (pa[i] > pb[i]) return 1;
+    if (pa[i] < pb[i]) return -1;
+  }
+  return 0;
+}
+
+export async function GET() {
+  const latestVersion = await fetchLatestVersion();
+  console.log("🚀 ~ GET ~ latestVersion:", latestVersion)
+  const currentVersion = pkg.version;
+  const hasUpdate = latestVersion ? compareVersions(latestVersion, currentVersion) > 0 : false;
+
+  return Response.json({ currentVersion, latestVersion, hasUpdate });
+}
diff --git a/src/shared/components/Sidebar.js b/src/shared/components/Sidebar.js
index a1dce0b6..2804c555 100644
--- a/src/shared/components/Sidebar.js
+++ b/src/shared/components/Sidebar.js
@@ -32,6 +32,7 @@ export default function Sidebar({ onClose }) {
   const [isShuttingDown, setIsShuttingDown] = useState(false);
   const [isDisconnected, setIsDisconnected] = useState(false);
   const [showDebug, setShowDebug] = useState(false);
+  const [updateInfo, setUpdateInfo] = useState(null);
 
   // Check if debug mode is enabled
   useEffect(() => {
@@ -41,6 +42,14 @@ export default function Sidebar({ onClose }) {
       .catch(() => {});
   }, []);
 
+  // Lazy check for new npm version on mount
+  useEffect(() => {
+    fetch("/api/version")
+      .then(res => res.json())
+      .then(data => { if (data.hasUpdate) setUpdateInfo(data); })
+      .catch(() => {});
+  }, []);
+
   const isActive = (href) => {
     if (href === "/dashboard/endpoint") {
       return pathname === "/dashboard" || pathname.startsWith("/dashboard/endpoint");
@@ -71,7 +80,7 @@ export default function Sidebar({ onClose }) {
         </div>
 
         {/* Logo */}
-        <div className="px-6 py-4">
+        <div className="px-6 py-4 flex flex-col gap-2">
           <Link href="/dashboard" className="flex items-center gap-3">
             <div className="flex items-center justify-center size-9 rounded bg-linear-to-br from-[#f97815] to-[#c2590a]">
               <span className="material-symbols-outlined text-white text-[20px]">hub</span>
@@ -83,6 +92,16 @@ export default function Sidebar({ onClose }) {
               <span className="text-xs text-text-muted">v{APP_CONFIG.version}</span>
             </div>
           </Link>
+          {updateInfo && (
+            <div className="flex flex-col gap-0.5">
+              <span className="text-xs font-semibold text-green-600 dark:text-amber-500">
+                ↑ New version available: v{updateInfo.latestVersion}
+              </span>
+              <code className="text-[10px] text-green-600/80 dark:text-amber-400/70 font-mono select-all">
+                npm install -g 9router@latest
+              </code>
+            </div>
+          )}
         </div>
 
         {/* Navigation */}