diff --git a/codex-cli/bin/codex.js b/codex-cli/bin/codex.js
new file mode 100644
index 00000000..347dc854
--- /dev/null
+++ b/codex-cli/bin/codex.js
@@ -0,0 +1,24 @@
+#!/usr/bin/env node
+// Unified entry point for Codex CLI on all platforms
+// Dynamically loads the compiled ESM bundle in dist/cli.js
+
+import path from 'path';
+import { fileURLToPath, pathToFileURL } from 'url';
+
+// Determine this script's directory
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+
+// Resolve the path to the compiled CLI bundle
+const cliPath = path.resolve(__dirname, '../dist/cli.js');
+const cliUrl = pathToFileURL(cliPath).href;
+
+// Load and execute the CLI
+(async () => {
+  try {
+    await import(cliUrl);
+  } catch (err) {
+    console.error(err);
+    process.exit(1);
+  }
+})();
diff --git a/codex-cli/package.json b/codex-cli/package.json
index f5722a13..6834f156 100644
--- a/codex-cli/package.json
+++ b/codex-cli/package.json
@@ -3,7 +3,7 @@
   "version": "0.1.2504172351",
   "license": "Apache-2.0",
   "bin": {
-    "codex": "bin/codex"
+    "codex": "bin/codex.js"
   },
   "type": "module",
   "engines": {