# Using the SDK

## SDK Contents

<figure><img src="/files/mCzehfMOhxpkSf2X1xGQ" alt="Screenshot of unzipped sdk contents"><figcaption></figcaption></figure>

The unzipped SDK contains two items:

* **`echo3D`** : Plugin source files
* **`user_readme.md`**: Readme file containing step by step instructions to install and use the SDK via either C++ or Blueprints

Open the `user_readme.md` file and follow the enclosed instructions to install the plugin into your project and stream assets via C++ and Blueprints.


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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.echo3d.com/unreal/using-the-sdk.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.