# Introduction

This documentation offers comprehensive details on using and developing applications on the Fantom Opera chain.

{% hint style="info" %}
Fantom Opera migrated to a new chain called [Sonic](https://docs.soniclabs.com) in December, 2024. Follow the instructions in [Migration](https://docs.fantom.foundation/sonic-migration) if you're holding FTM.
{% endhint %}

## Opera

Opera is a blockchain and smart contract platform that provides developers with exceptional scalability and storage capabilities, while delivering a fast and seamless experience for users. Its native token is FTM.

The majority of this documentation aims to help users learn more about Opera and guide developers on building applications on the chain. [Bridge assets to Opera](https://docs.fantom.foundation/introduction/bridge) to get started.


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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.fantom.foundation/introduction.md?ask=<question>
```

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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.