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June 30, 2026
General AI

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

Overview

0 is dropping this week, giving users a broader variety of capabilities. Proton , the privacy-focused productivity app company, released a public AI chatbot, Lumo, last year. On Tuesday, the chatbot received an upgrade.

Key Takeaways

  • 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.

  • 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.

    Additionally, the company says Lumo's update makes it significantly more powerful than its previous version.

  • 0 demonstrates that users no longer need to choose between powerful AI capabilities and meaningful privacy protections.

    " The public version of Lumo appears roughly equivalent to other major chatbots in terms of usefulness.

  • It uses what it calls zero-access encryption architecture, which encrypts users' data in transit and at rest, only allowing access to the user.

    The company also claims that no server-side logging of sessions is retained, so nobody at Proton can see the contents of conversations.

  • Join 1,000+ founders and VCs at all stages for real-world scaling insights and connections that move the needle.

Stats & Key Facts

  • #0 version responds to most queries up to 76% faster than its previous iteration, the company says.

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.

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 and 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. Additionally, the company says Lumo's update makes it significantly more powerful than its previous version.

0 version responds to most queries up to 76% faster than its previous iteration, the company says. The chatbot also comes with a new "thinking mode" for more complex problems or questions. 0 has been re-engineered from the ground up and the introduction of thinking mode gives it powerful new capabilities," said Andy Yen, founder and CEO at Proton.

For more details please read the original article at TechCrunch AI.

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Originally published by TechCrunch AI
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