> For the complete documentation index, see [llms.txt](https://docs.layerlens.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.layerlens.ai/more-in-this-section-9/login.md).

# layerlens login

layerlens login — interactive authentication.

```bash
layerlens login
# prompts for API key; stores in ~/.layerlens/config.toml

layerlens login --profile production
```

Switch profiles:

```bash
layerlens --profile production evaluate...
```

## See also

* [config](/more-in-this-section-9/config.md)