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

# Endpoints

> Endpoint information

## Overview

Endpoint information

### Available Operations

* [list\_zdr\_endpoints](#list_zdr_endpoints) - Preview the impact of ZDR on the available endpoints
* [list](#list) - List all endpoints for a model

## list\_zdr\_endpoints

Preview the impact of ZDR on the available endpoints

### Example Usage

```python theme={null}
from openrouter import OpenRouter
import os


with OpenRouter(
    http_referer="<value>",
    x_open_router_title="<value>",
    x_open_router_categories="<value>",
    api_key=os.getenv("OPENROUTER_API_KEY", ""),
) as open_router:

    res = open_router.endpoints.list_zdr_endpoints()

    # Handle response
    print(res)

```

### Parameters

| Parameter                  | Type                                                                | Required             | Description                                                                                                                                                 |
| -------------------------- | ------------------------------------------------------------------- | -------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `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 />                                                 |
| `retries`                  | [Optional\[utils.RetryConfig\]](../../models/utils/retryconfig.mdx) | :heavy\_minus\_sign: | Configuration to override the default retry behavior of the client.                                                                                         |

### Response

**[operations.ListEndpointsZdrResponse](../../operations/listendpointszdrresponse.mdx)**

### Errors

| Error Type                         | Status Code | Content Type     |
| ---------------------------------- | ----------- | ---------------- |
| errors.InternalServerResponseError | 500         | application/json |
| errors.OpenRouterDefaultError      | 4XX, 5XX    | \*/\*            |

## list

List all endpoints for a model

### Example Usage

```python theme={null}
from openrouter import OpenRouter
import os


with OpenRouter(
    http_referer="<value>",
    x_open_router_title="<value>",
    x_open_router_categories="<value>",
    api_key=os.getenv("OPENROUTER_API_KEY", ""),
) as open_router:

    res = open_router.endpoints.list(author="openai", slug="gpt-4")

    # Handle response
    print(res)

```

### Parameters

| Parameter                  | Type                                                                | Required             | Description                                                                                                                                                 | Example |
| -------------------------- | ------------------------------------------------------------------- | -------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------- | ------- |
| `author`                   | *str*                                                               | :heavy\_check\_mark: | The author/organization of the model                                                                                                                        | openai  |
| `slug`                     | *str*                                                               | :heavy\_check\_mark: | The model slug                                                                                                                                              | gpt-4   |
| `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 />                                                 |         |
| `retries`                  | [Optional\[utils.RetryConfig\]](../../models/utils/retryconfig.mdx) | :heavy\_minus\_sign: | Configuration to override the default retry behavior of the client.                                                                                         |         |

### Response

**[operations.ListEndpointsResponse](../../operations/listendpointsresponse.mdx)**

### Errors

| Error Type                         | Status Code | Content Type     |
| ---------------------------------- | ----------- | ---------------- |
| errors.NotFoundResponseError       | 404         | application/json |
| errors.InternalServerResponseError | 500         | application/json |
| errors.OpenRouterDefaultError      | 4XX, 5XX    | \*/\*            |