Lumo (by Proton)
Vendor: Proton AG
AI-powered secure assistant for privacy-first question answering and generative tasks.
- Categories
- General chat assistants Copywriting & marketing Presentations & documents Productivity & workflows
- Pricing
- Free Tier Subscription (monthly/yearly)
- Languages
- English
What this tool can do
Lumo by Proton is a privacy-centric AI assistant designed to answer questions, draft content and assist with tasks while protecting user data. It runs with end-to-end encryption and minimal data retention, ensuring conversations remain private. The tool supports summaries, creative writing and general knowledge queries without sending sensitive information to external services. Lumo integrates directly into the Proton ecosystem to provide secure AI assistance alongside email, calendar and storage services.
Typical Use Cases
Private question answering
Lumo delivers accurate answers to queries while keeping user data encrypted and private.
Secure content drafting
The assistant helps write emails, summaries or creative text without compromising privacy.
Summarization of documents
Lumo condenses long documents into concise highlights while retaining key points.
Integration with Proton services
Users interact with Lumo within Proton Mail, Calendar and Drive for seamless workflows.
Creative ideation and brainstorming
The AI supports idea generation, outlines and brainstorming for various tasks.
General knowledge assistance
Lumo provides factual explanations and guidance across topics without tracking data.
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