diff --git a/.vscodeignore b/.vscodeignore
index bdbd356..90b8ee2 100644
--- a/.vscodeignore
+++ b/.vscodeignore
@@ -19,8 +19,17 @@ spec/
 .vscode-test.mjs
 wdio.conf.js
 
-# Build tools
-node_modules/
+# Build tools - keep node_modules (has runtime deps like ws)
+# Only exclude devDependencies
+node_modules/@types/
+node_modules/@vscode/
+node_modules/@wdio/
+node_modules/@playwright/
+node_modules/mocha/
+node_modules/glob/
+node_modules/vscode-extension-tester/
+node_modules/wdio-vscode-service/
+node_modules/@mshanemc/
 *.vsix
 
 # Documentation (internal)
diff --git a/extension.js b/extension.js
index f3a8e90..0bc06d6 100644
--- a/extension.js
+++ b/extension.js
@@ -1228,44 +1228,40 @@ function activate(context) {
         log: (msg) => outputChannel.appendLine(msg)
     });
 
-    // Check if CDP is enabled and prompt user if not
-    if (relauncher.isCDPEnabled()) {
-        outputChannel.appendLine('[Init] CDP flag detected in process args');
-
-        // Try to connect to CDP on startup (non-blocking)
-        cdpManager.tryConnect().then(connected => {
-            if (connected) {
-                outputChannel.appendLine('[CDP] ✅ Connected to Antigravity webview');
-            } else {
-                outputChannel.appendLine('[CDP] ⚠️ Could not connect - will retry on injection');
-            }
-        }).catch(() => {});
-    } else {
-        outputChannel.appendLine('[Init] ⚠️ CDP not enabled - auto-injection will require manual setup');
-
-        // Show a notification with action button
-        vscode.window.showWarningMessage(
-            'Antigravity For Loop: CDP not enabled. Auto-Accept and prompt injection require CDP.',
-            'Enable CDP',
-            'Learn More',
-            'Dismiss'
-        ).then(choice => {
-            if (choice === 'Enable CDP') {
-                enableCDP();
-            } else if (choice === 'Learn More') {
-                outputChannel.show();
-                outputChannel.appendLine('\n=== CDP Setup Instructions ===');
-                outputChannel.appendLine('CDP (Chrome DevTools Protocol) allows the extension to:');
-                outputChannel.appendLine('  - Automatically click Accept buttons');
-                outputChannel.appendLine('  - Inject prompts directly into chat');
-                outputChannel.appendLine('  - Submit messages programmatically');
-                outputChannel.appendLine('\nTo enable CDP, Antigravity needs to restart with:');
-                outputChannel.appendLine('  --remote-debugging-port=9000');
-                outputChannel.appendLine('\nClick "Enable CDP" in the For Loop menu to set this up.');
-                outputChannel.appendLine('================================\n');
-            }
-        });
-    }
+    // Check CDP by actually trying to connect (more reliable than checking args)
+    outputChannel.appendLine('[Init] Checking CDP connection...');
+
+    // Try to connect to CDP first
+    cdpManager.tryConnect().then(async connected => {
+        if (connected) {
+            outputChannel.appendLine('[CDP] ✅ Connected to Antigravity webview');
+            relauncher._cdpVerified = true;
+        } else {
+            outputChannel.appendLine('[CDP] ⚠️ Could not connect to CDP port');
+
+            // Only show warning if CDP is really not available
+            vscode.window.showWarningMessage(
+                'Antigravity For Loop: CDP not enabled. Auto-Accept and prompt injection require CDP.',
+                'Enable CDP',
+                'Learn More',
+                'Dismiss'
+            ).then(choice => {
+                if (choice === 'Enable CDP') {
+                    enableCDP();
+                } else if (choice === 'Learn More') {
+                    outputChannel.show();
+                    outputChannel.appendLine('\n=== CDP Setup Instructions ===');
+                    outputChannel.appendLine('CDP (Chrome DevTools Protocol) allows the extension to:');
+                    outputChannel.appendLine('  - Automatically click Accept buttons');
+                    outputChannel.appendLine('  - Inject prompts directly into chat');
+                    outputChannel.appendLine('  - Submit messages programmatically');
+                    outputChannel.appendLine('\nTo enable CDP, start Antigravity with:');
+                    outputChannel.appendLine('  /Applications/Antigravity.app/Contents/MacOS/Electron --remote-debugging-port=9000');
+                    outputChannel.appendLine('================================\n');
+                }
+            });
+        }
+    }).catch(() => { });
 
     // Create status bar item (high priority to be visible)
     statusBarItem = vscode.window.createStatusBarItem(vscode.StatusBarAlignment.Right, 10000);
diff --git a/lib/relauncher.js b/lib/relauncher.js
index 75f4fa8..32209ff 100644
--- a/lib/relauncher.js
+++ b/lib/relauncher.js
@@ -36,11 +36,40 @@ class Relauncher {
     }
 
     /**
-     * Check if the current process was launched with CDP flag
+     * Check if CDP is enabled by trying to connect to the port
+     * Returns cached result for performance (checked once on startup)
      */
     isCDPEnabled() {
+        // First check process args (may work in some cases)
         const args = process.argv.join(' ');
-        return args.includes('--remote-debugging-port=');
+        if (args.includes('--remote-debugging-port=')) {
+            return true;
+        }
+        // Return true optimistically - actual connection will be verified by CDPManager
+        // This prevents the annoying prompt when CDP is actually working
+        return this._cdpVerified || false;
+    }
+
+    /**
+     * Verify CDP by actually trying to connect (async)
+     */
+    async verifyCDPConnection() {
+        const http = require('http');
+        return new Promise((resolve) => {
+            const req = http.get('http://127.0.0.1:9000/json/version', (res) => {
+                this._cdpVerified = res.statusCode === 200;
+                resolve(this._cdpVerified);
+            });
+            req.on('error', () => {
+                this._cdpVerified = false;
+                resolve(false);
+            });
+            req.setTimeout(1000, () => {
+                req.destroy();
+                this._cdpVerified = false;
+                resolve(false);
+            });
+        });
     }
 
     /**
diff --git a/package.json b/package.json
index 59e57a0..9016100 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
         "url": "https://github.com/iml1s/antigravity_for_loop"
     },
     "engines": {
-        "vscode": "^1.107.0"
+        "vscode": "^1.100.0"
     },
     "categories": [
         "Other",
@@ -123,7 +123,7 @@
         "@mshanemc/vscode-test-playwright": "^0.0.1-beta14",
         "@playwright/test": "^1.57.0",
         "@types/mocha": "^10.0.10",
-        "@types/vscode": "^1.107.0",
+        "@types/vscode": "^1.100.0",
         "@vscode/test-cli": "^0.0.12",
         "@vscode/test-electron": "^2.5.2",
         "@wdio/cli": "^8.46.0",
@@ -134,4 +134,4 @@
         "vscode-extension-tester": "^8.19.0",
         "wdio-vscode-service": "^6.1.4"
     }
-}
+}
\ No newline at end of file