Endless convos with millions of characters, insane world settings, and crazy freedom of choice... Got a thing for obedient maids, seductive secretaries, or quirky girls-next-door? Or maybe confident CEOs, loyal bodyguards, or shy pet boys are more your style? We're always down to chat, 24/7, whether you're having a meh day or an emo night. 【High-Quality Official Characters】 Our team crafts each official character with love, giving them stunning looks, well-rounded personalities, and legendary backstories for an immersive chat experience. 【Ultra-Freedom User Characters】 Want to create your own unique character? We've got a range of art styles and voice options for you to choose from, making it easy to create your own exclusive character. And don't worry, once approved, they're yours to keep! 【Multiple Chat Style Models】 Want your character to be chatty or reserved? Prefer casual convo or literary-style plots? Switch between chat styles to create the perfect experience for yourself. 【Role-Playing with Characters】 Choose your role and interact with characters in different ways. Be the spoiled wife of a dominant CEO or a strong independent woman rivaling him... The character's attitude towards you will change big time depending on your role! 【Winning Affection】 Time to test your strategy skills! Conversations with some characters will affect their emotions, attitudes, and might even reveal hidden backstories! 【Character Cards】 We've got a range of character cards for the same character. Imagine the girl-next-door in a bikini or the domineering CEO showing off his six-pack! More features waiting to be explored. COSAI, the most chat-friendly AI chat app, with constant updates coming your way. Stay tuned!