# API Providers

If you don't already have a custom API to work with, explore the details on this page to learn more.

## API Providers

* [Free public APIs](https://github.com/public-apis/public-apis)
* [RapidAPI](https://rapidapi.com/hub) (including many freemium APIs)

### RapidAPI

RapidAPI has a hub [of thousands of APIs](https://rapidapi.com/products/marketplace/) you can call without having to create a separate account with each provider

#### Subscribe to the API

If the API is paid/fremium, subscribe to the API in the hub.

#### Create an Integration for the API

Create a [private or shared (teams) integration](/integrations.md) for the API. 

* key: your RapidAPI key
* host: the host of the API you want to hit. Available on the API's marketplace listing

<figure><img src="/files/kq3MjAlmLH2ZkQGFCYH2" alt=""><figcaption></figcaption></figure>


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.pixiebrix.com/developing-mods/developer-concepts/working-with-apis/api-providers.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.