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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.
⇄ Comparison dimension — pick the market you're actually shopping in
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Kimi.ai
✓ verifiedFreemium
Moonshot AI's Kimi is a free agentic AI assistant strong at long-context chat, coding and multi-step web tasks.
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Lumo 2.0
✓ verifiedFreemium
Privacy-first AI chat assistant from Proton for users wanting encrypted conversations that are never used to train models.
Pricing
No public pricing
No public pricing
No public pricing
Core features
- ✦Conversational AI assistant
- ✦Long-context understanding
- ✦Kimi Code coding agent
- ✦Agentic task execution
- ✦K2-series models
- ✦Cross-platform apps
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- ✦End-to-end encrypted AI conversations
- ✦European hosting under Proton's privacy standards
- ✦Image generation
- ✦Deep/web search integration
- ✦Long-term memory across conversations
- ✦No use of chats for model training
Use cases
- →Answering questions and drafting content
- →AI-assisted coding
- →Automating multi-step tasks
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- →Privacy-conscious users wanting an AI assistant outside Big Tech ecosystems
- →Proton ecosystem users wanting an AI tool consistent with their email/VPN privacy stance
- →Users needing web-search-augmented AI answers without data retention for training
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