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Lumo, Proton’s privacy-focused AI chatbot, gets an upgrade

TechCrunch · Jun 30, 2026, 2:00 PM · Also reported by 3 other sources

Key takeaways

  • Proton, the privacy-focused productivity app company, released a public AI chatbot, Lumo, last year.
  • Lumo 2.0 gives the chatbot a variety of newfound powers including image recognition and image generation capabilities.
  • 2.0 also expands Lumo s capabilities for Projects — the widget that allows users to upload documents and conduct work via Proton s other products like email, cloud storage.

Proton, the privacy-focused productivity app company, released a public AI chatbot, Lumo, last year. On Tuesday, the chatbot received an upgrade.

Lumo 2.0 gives the chatbot a variety of newfound powers including image recognition and image generation capabilities. Users can now upload pictures into Lumo, then use the chatbot to analyze or edit them. Similar to other LLMs, Lumo can also generate imagery based on a user s prompt.

2.0 also expands Lumo s capabilities for Projects — the widget that allows users to upload documents and conduct work via Proton s other products like email, cloud storage. Projects now come with user-controlled persistent memory, which is a function that allows Lumo to recall a user s preferences across various conversational sessions.

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