# Developers

This page is your starting point if you're interested in building applications and services on top of the Fast network.

Here you find information on how to interact with the network using our APIs and several tutorials to guide you through specific tasks.

{% content-ref url="/pages/DoKl7ypdNXGtunH2lcnL" %}
[Tutorials](/fast-archived/developers/tutorials.md)
{% endcontent-ref %}

{% content-ref url="/pages/LR7CJITdvG2vWBTWhZVK" %}
[Fast API](/fast-archived/developers/fast-api.md)
{% endcontent-ref %}


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# 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.fast.xyz/fast-archived/developers.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.