> ## 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.

# 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.ForbiddenResponseError | 403 | application/json |
| 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.ForbiddenResponseError | 403 | application/json |
| errors.NotFoundResponseError | 404 | application/json |
| errors.InternalServerResponseError | 500 | application/json |
| errors.OpenRouterDefaultError | 4XX, 5XX | \*/\* |