Overview
- Proton announced Lumo 2.0 on Tuesday, June 30, delivering a ground-up rebuild of its privacy-focused chatbot that is now live to the public.
- Lumo 2.0 adds multimodal image features that let users analyze, edit, sketch-to-image and generate visuals inside the same conversation.
- New context tools include user-controlled Memory, encrypted Projects for multi-session work, and Custom Lumos to create purpose-built assistants.
- Proton says the release brings big performance gains — up to 76% faster responses and model improvements measured by the Artificial Analysis Intelligence Index — while showing a visible “thinking” mode for multi-step reasoning.
- Proton stresses a privacy architecture that uses zero-access encryption, no server-side logging, no training on user conversations, and European/Swiss hosting, and it offers free, Plus and Professional plans with enterprise controls for teams.