> ## Documentation Index
> Fetch the complete documentation index at: https://docs.npcbuilder.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Introduction

> Section for showcasing API endpoints

<Note>
  There is a new version of the interactions API that supports streaming. The endpoint has been updated, and the old API will be deprecated on September 30, 2026.
</Note>

## Authentication

All API endpoints are authenticated using Bearer tokens and picked up from the specification file.

```json theme={null}
"security": [
  {
    "bearerAuth": []
  }
]
```