> ## Documentation Index
> Fetch the complete documentation index at: https://openrouter.ai/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# ListModelsUserSecurity

## Fields

| Field    | Type  | Required             | Description |
| -------- | ----- | -------------------- | ----------- |
| `bearer` | *str* | :heavy\_check\_mark: | N/A         |