---
title: "ListModelsCountRequest"
---

## 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/>                                                          |                                                                                                                                                                     |
| `output_modalities`                                                                                                                                                 | *Optional[str]*                                                                                                                                                     | :heavy_minus_sign:                                                                                                                                                  | Filter models by output modality. Accepts a comma-separated list of modalities (text, image, audio, embeddings) or "all" to include all models. Defaults to "text". | text                                                                                                                                                                |