All tasks / Tools
Lumo
Proton's privacy-focused chat assistant with encrypted chat history, running open-weight models in Proton's data centres.
- Proton
- Cloud
- Free tier · from $13/mo
Where it ranks
- –Chat & assistantsApps · Cloud · no rated model available here yet
Tools without a benchmark of their own inherit the tier of the best model they offer.
Facts
- Vendor
- Proton
- Approach
- Apps
- Where it runs
- Cloud only: needs the vendor’s service
- Interface
- Web app, Mobile app
- Skill level
- Beginner: works out of the box
- Price
- Free tier · from $13/mo
- Pricing notes
- Free: limited messages and history; Lumo Plus $9.99/mo billed yearly ($119.88), $12.99 shown as the monthly rate.
- Source code
- Closed source
- Last verified
- 19 Oct 2026
Price from proton.me, 19 Oct 2026.
Models it gives you
No models recorded yet.