---
title: "GetModelRequest"
---

## 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/>                                        |                                                                                                                                                   |
| `author`                                                                                                                                          | *str*                                                                                                                                             | :heavy_check_mark:                                                                                                                                | The author/organization of the model                                                                                                              | openai                                                                                                                                            |
| `slug`                                                                                                                                            | *str*                                                                                                                                             | :heavy_check_mark:                                                                                                                                | The model slug, optionally including a variant suffix (e.g. gpt-4 or gpt-4:free)                                                                  | gpt-4                                                                                                                                             |