> ## 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.

# ListGuardrailsRequest

## Fields

| Field                      | Type             | Required             | Description                                                                                                                                                 | Example                              |
| -------------------------- | ---------------- | -------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------ |
| `http_referer`             | *Optional\[str]* | :heavy\_minus\_sign: | The app identifier should be your app's URL and is used as the primary identifier for rankings.<br />This is used to track API usage per application.<br /> |                                      |
| `x_open_router_title`      | *Optional\[str]* | :heavy\_minus\_sign: | The app display name allows you to customize how your app appears in OpenRouter's dashboard.<br />                                                          |                                      |
| `x_open_router_categories` | *Optional\[str]* | :heavy\_minus\_sign: | Comma-separated list of app categories (e.g. "cli-agent,cloud-agent"). Used for marketplace rankings.<br />                                                 |                                      |
| `offset`                   | *Optional\[int]* | :heavy\_minus\_sign: | Number of records to skip for pagination                                                                                                                    | 0                                    |
| `limit`                    | *Optional\[int]* | :heavy\_minus\_sign: | Maximum number of records to return (max 100)                                                                                                               | 50                                   |
| `workspace_id`             | *Optional\[str]* | :heavy\_minus\_sign: | Filter guardrails by workspace ID. By default, guardrails in the default workspace are returned.                                                            | 0df9e665-d932-5740-b2c7-b52af166bc11 |