Lumo By Proton

Lumo is Proton’s AI assistant for questions, drafting, planning and analyzing files, with links to documents stored in Proton Drive

SOURCE-LISTED CAPABILITIES

What Lumo By Proton offers

  1. 01The confidential AI chat assistant
  2. 02AI where every conversation is private
  3. 03Your chats are yours and yours alone
  4. 04Safeguarded by advanced security
  5. 05With transparent code you can trust
BEFORE YOU CHOOSE

What to verify

  • Try one real task and compare its output with your requirements.
  • Check what data the service stores, shares, or uses for training.
  • Confirm current pricing, usage limits, and cancellation terms on the official site.
Website checked

Official link checked on Jul 15, 2026. Feature claims have not been independently tested.