ChatAI

Build AI assistants on your knowledge

Create an assistant, add documents and sites, test answers with citations, then embed a chat widget. Open source and self-hostable.

dashboard · Support Assistant

Overview

Knowledge ready · widget signing optional

Knowledge

Conversations

Unanswered

Playground

Live

What is your refund period?

You have a 30-day refund window from the purchase date.

Sources · 2

How it works

1
Create
Spin up an assistant with instructions and a welcome message.
2
Add knowledge
Upload documents, crawl a site, or paste FAQs — then test in the playground.
3
Embed
Copy one script tag. Optional signing, domain allowlists, and privacy controls.

ChatAI is built in the open. Star the repo, open an issue, or read the contributing guide. A NightZeros open-source project.