How long does it take to set up Lumen Chat?

You can set up Lumen Chat in under 60 seconds. Connect your documents, customize your widget, and embed the script on your website.

What document sources does Lumen Chat support?

Lumen Chat supports Notion, Google Drive, website crawling, and file uploads (PDFs, text, URLs).

Do I need to pay to start using Lumen Chat?

No. Lumen Chat is free to start with up to 500 messages per month. Upgrade to Pro for unlimited messages.

Can Lumen Chat book meetings and integrate with Slack or Trello?

Yes. On the Pro plan, Lumen Chat can book meetings directly on your Google Calendar, post alerts to Slack when a visitor needs attention, and automatically create Trello cards for new conversations and reported bugs.

Now with Slack, Trello & Google Calendar

Turn your docs into
a 24/7 AI chatbot

Connect Notion, Google Drive, or crawl a website, or upload PDFs and text. Lumen Chat builds an AI chatbot that answers your customers' questions, books meetings, and alerts your team in Slack or Trello — all in seconds.

Get started See how it works

Free to startNo credit cardLive in minutes

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Teams using Lumen Chat

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Messages answered

Average setup time

Uptime SLA

Features

Everything you need,
nothing you don't

Purpose-built for teams who want to ship a knowledge-base chatbot fast, without managing infrastructure.

Connect Multiple Sources

Sync from Notion, Google Drive, or crawl a website. Upload PDFs and text. Lumen Chat turns your content into a smart knowledge base in minutes.

Instant AI Answers

Powered by leading AI models with semantic search. Your chatbot finds the most relevant context and answers accurately every time.

One-Line Embed

Drop a single script tag on any website and your chatbot goes live immediately. No framework, no build step required.

Books Meetings for You

Connect Google Calendar and your chatbot schedules meetings directly with visitors — no back-and-forth emails required.

Conversation Memory

Follow-up questions work naturally. The chatbot remembers what was said earlier in each session. Export conversations in multiple formats.

Slack Alerts

Get pinged in Slack the moment a visitor asks for a human, mentions a competitor, or looks like a high-value lead.

Auto-Create Trello Cards

Every new conversation — and every bug a visitor reports — becomes a Trello card automatically, so nothing slips through.

Built-in Analytics

See message volume, top questions, and session trends right from your dashboard — no third-party tools needed.

API Access

Integrate via REST API with your own API key. Build custom interfaces or push content programmatically.

How it works

Live in three steps

No complex setup. No ML expertise required.

Connect your sources

Sync Notion, Google Drive, or upload PDFs, text, and URLs. Processing takes under a minute.

Customize your widget

Set your brand colors, title, welcome message, and response behavior.

Copy the embed snippet

Paste one script tag on your site. Your chatbot goes live instantly.

Pricing

Simple, transparent pricing

Start free. Upgrade when you need more.

Free

$0/forever

Perfect for trying it out.

1 chatbot
5 documents
500 messages / month
Community support

Get started free

Ready to build your chatbot?

Join teams already using Lumen Chat to answer customer questions 24/7.

Turn your docs intoa 24/7 AI chatbot

Everything you need,nothing you don't