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Lumo AI

General AI assistants · by Proton

Confidential AI assistant for exploring and refining ideas that never trains on your data.

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What it does

Confidential AI assistant for exploring and refining ideas that never trains on your data.

  • Privacy-focused email
  • Encrypted team collaboration
  • Secure cloud storage
  • Business communication and compliance
Category
General AI assistants
Users
individuals, businesses
Public API
Not offered

Not yet disclosed: deployment options, platforms, languages and support channels.

Pricing

  • Free plan$0

Prices as published by Proton, checked Oct 2026.

Security and compliance

As reported by Proton. Ask for audit reports before you buy.

  • ISO/IEC 27001Compliant
  • End-to-end encryption
  • Zero-access encryption
  • Open source and independently audited
  • Proton Sentinel advanced threat protection
  • Email tracker blocking

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