Proton

Lumo

The Lumo cat stands in front of a dark mode screen
  • Lumo
Lumo 1.2 offers customization without selling your data or ingesting it into its model. And dark mode! Find out more.
Image of the Lumo purple cat with the words Lumo 1.1 by Proton
  • Lumo
  • Product updates
Lumo 1.1 is a faster, smarter AI assistant that matches Big Tech’s capabilities while protecting your privacy with zero-access encryption.
  • Lumo
  • Product updates
Your AI chats deserve privacy. Learn how Lumo keeps your conversations confidential with zero-access encryption and no logs.
  • Lumo
  • Product updates
Behind the scenes of Lumo’s design journey, from its name and mascot to its immersive universe. See how Proton brought a private AI assistant to life.
The cat mascot for Lumo on an empty background looking at the logo that says Lumo by Proton
  • Lumo
  • Product updates
Lumo gives you the power to solve problems big and small, while keeping your personal data confidential. Try it now.