# Introduction

IsDown is a status page aggregator & outage monitoring tool for all your business-critical dependencies. Get a health dashboard with all your external services. Instant notifications on outages. All in one place.

To get started with developing against the [IsDown](https://isdown.app) API, you first need an IsDown account. You can [Sign In](https://isdown.app/users/sign_in) or [Create your new account here](https://isdown.app/users/sign_up).


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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://dev.isdown.app/introduction.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.