> For the complete documentation index, see [llms.txt](https://docs.expand.network/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.expand.network/sdk/overview.md).

# Overview

This SDK helps you to easily interact with multiple chains and access smart contracts, allowing you to create applications that leverage the power of blockchain technology.

Whether you're building a decentralized finance platform, a blockchain-based game, or any other application, our SDK is the perfect solution for developers looking to harness the power of multiple blockchains.

## Installation

To complete the installation process, simply clone the repository directly from Git.

You can clone the repository by pasting the following command in your terminal: 

```bash
git clone https://github.com/expand-network/sdk-nodejs.git
```

## Developer Links

* [**expand.network Github Repo**](https://github.com/expand-network/sdk-nodejs)


---

# Agent Instructions
This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com.

## 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.expand.network/sdk/overview.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.