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

# Create an API

**In this guide we show you how to create an API on Fastgen.**

<iframe width="674" height="315" src="https://www.youtube.com/embed/pBO7R-Inioo" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" allowfullscreen />

We will create an API endpoint that will request data from external source (weather data) and include some notification functionality depending on the data received.

In this lesson:

1. [HTTP Requests](/actions/native-action/http-request)

2. [Variables](/variables/overview)

3. [If Condition](/actions/flow-control/if)

4. [Slack](/actions/integrations/slack)

5. [Debug Mode](/developer-tools/debug)