# E2B CLI This CLI tool allows you to build manager your running E2B sandbox and sandbox templates. Learn more in [our documentation](https://e2b.dev/docs). ### 1. Install the CLI ```bash npm install -g @e2b/cli ``` ### 2. Authenticate ```bash e2b auth login ``` > [!NOTE] > To authenticate without the ability to open the browser, provide > `E2B_ACCESS_TOKEN` as an environment variable. Get your `E2B_ACCESS_TOKEN` > from the Personal tab at [e2b.dev/dashboard](https://e2b.dev/dashboard). Then use the CLI like this: > `E2B_ACCESS_TOKEN=sk_e2b_... e2b build`. > [!IMPORTANT] > Note the distinction between `E2B_ACCESS_TOKEN` and `E2B_API_KEY`. ### 3. Check out docs Visit our [CLI documentation](https://e2b.dev/docs) to learn more.