Duck AI anonymizes chats: It does this by removing your metadata and IP address before sending prompts to third-party models. But its Approximate Location feature can sometimes reveal more than you’d like to. Lumo stores no logs and uses zero-knowledge encryption: It runs open-source LLMs on Proton’s servers and doesn't keep logs of your conversations. You can save chats using zero-knowledge encryption in your Proton account. Privacy seems strong(er) with Lumo: If privacy is your top conc...