What the source says
Lumo By Proton is you stay productive and private. As a privacy-first AI assistant, Lumo protects you with Proton’s no-logs policy and zero-access encryption. The source also lists The confidential AI chat assistant and AI where every conversation is private.
Summary based on source material; product claims have not been independently tested.
What Lumo By Proton offers
- 01The confidential AI chat assistant
- 02AI where every conversation is private
- 03Your chats are yours and yours alone
- 04Safeguarded by advanced security
- 05With transparent code you can trust
What makes it different
The source emphasizes “The confidential AI chat assistant” and “AI where every conversation is private”. These are listed capabilities, not a tested comparison with other tools.
Who should consider it
- People who need “The confidential AI chat assistant” in their work
- People who need “AI where every conversation is private” in their work
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.
Official link checked on Jul 15, 2026. Feature claims have not been independently tested.


