Simple pricing that scales with your library
Pay for pages, not seats. All plans include unlimited viewers and citations on every answer.
All plans include unlimited viewers. Seats apply to editors.
Start free. Upgrade when the answers compound.
Every plan includes citations on every answer. No feature is paywalled behind 'contact us'.
Starter
For trying Lumen on a small set of documents.
- 200 pages indexed
- 100 answers / month
- 1 workspace
- File uploads (PDF, DOCX)
- Community support
Pro
For operators and teams that live in documents.
- 5,000 pages indexed
- Unlimited answers
- Drive, Notion & Slack sync
- API + embeddable chat
- Source citations on every answer
- Email support
Team
For companies with security and scale requirements.
- Unlimited pages
- Everything in Pro
- SSO / SAML + SCIM
- Audit logs & role-based access
- EU data residency
- Priority support
Cancel anytime. Switch plans whenever you like.
Questions, answered — with sources
Everything buyers and users usually ask. Anything missing? The contact page is one click away.
Starter is free forever and includes 200 indexed pages. Pro is $29/month (or $24 billed yearly) with 5,000 pages and unlimited answers. Team is $79/month with SSO, audit logs, and EU data residency. Yearly billing gives you two months free on every paid plan.
Yes. Lumen is built for commercial use — customer support, legal review, sales enablement, and internal operations. Output remains yours, and there are no restrictions on business use within your workspace.
No. Your documents are never used to train models. Data is encrypted at rest and in transit, processed only to answer your queries, and the Team plan adds EU data residency plus full audit logs.
Your documents already know. Start asking.
Join 80+ teams getting source-backed answers from their own knowledge. Free up to 200 pages — set up in two minutes.
No credit card required. We'll never share your email — privacy policy.