LUKi vs Chai
Chai offers a social platform for discovering AI characters. LUKi offers curated and custom characters with persistent memory, visual identity, safety-first architecture, and data you own.
Feature
LUKi
Chai
Memory
Structured persistent memory, remembers everything permanently
Limited memory within conversations
Characters
6 curated + unlimited custom (LUKi Maker)
Millions of user-generated characters
Visual Identity
Animated video avatars, Genesis NFT lore cards, themed visuals
Text-based character cards
Data Ownership
User-owned, exportable, optional blockchain encryption
Platform-owned
Safety
Multi-signal crisis detection, 988 hotline, care-first architecture
Community moderation
Cognitive Games
4 built-in games for mental stimulation
None
Image Generation
Text-to-image in chat
Limited
Unique Features
The Colony, Smart Vault, Life Story, group chat, wallet encryption
Character marketplace, social rankings, leaderboards
Pricing
Free + $9/mo + $29/mo
Free + $13.99/mo
Platforms
iOS, Android, Web
iOS, Android, Web
The verdict
Chai is a social discovery platform for browsing many AI characters. LUKi is a personal companion that remembers you, creates visual characters you design, and keeps your data safe. For browsing and experimenting, Chai has variety. For depth, memory, and a companion you can trust, LUKi delivers more.