A comprehensive side-by-side comparison to help you choose the right AI tool for your workflow.
Both Perplexity and Lumo by Proton are Research AI tools.
Perplexity — AI-powered research and answer engine. Get cited, up-to-date answers from across the web with real-time source verification.
Lumo by Proton — Privacy-first AI assistant with zero-access encryption, no logging or profiling, open-source code, and user-controlled conversations, subject to GDPR regulations.
Pricing: Perplexity starts at $20/mo, while Lumo by Proton starts at a paid tier. In benchmarks, Perplexity leads with 3 wins.
The full breakdown below covers features, benchmarks, and pricing to help you decide which Research AI tool best fits your workflow.
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