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About this App
Smart AI chat with voice, personas, image tools, and live web search
ChatO1 – our Smart AI Assistant & Creative Companion
Meet ChatO1, the AI that truly gets you.
It’s more than a chatbot — it’s your creative partner, learning buddy, and personal assistant all in one. Whether you want deep conversations, quick answers, creative inspiration, or perform calculations, ChatO1 adapts to your mood and goals.
⚡ Why ChatO1?
Because it’s powered by the same advanced AI that drives the future — GPT-4o, Claude 3.7, and Claude 4 Sonnet. Smart, fast, and incredibly human.
🎭 Talk to AI, Your Way
Choose from 15+ unique personas made for every situation:
💼 AI Assistant, Doctor AI, Career Coach
🎓 Teacher, Science Explainer, Philosophy Guide
🎭 Playful Buddy, Storyteller, Comedian
💡 Life Coach, Relationship Coach, Fitness Trainer
🎨 Creative Muse, Poet, Overthinker
Pro users can create unlimited custom personas that match their exact vibe.
🔧 Do More Than Chat
ChatO1 gives you superpowers with built-in AI tools:
• Real-time web and news search
• AI image generation in seconds
• Code execution & file analysis (Pro)
• Smart document reader for PDFs, images, audio, and video
🎤 Speak Naturally
Talk instead of typing — and hear AI talk back.
• Speech recognition
• Realistic AI voices that sound natural
• Supports multiple languages
💬 Smart, Seamless Conversations
• Context-aware multi-turn chats
• Send images, files, and documents
• Syntax highlighting for code
• Beautiful math & LaTeX rendering
🎨 Make It Yours
• Custom themes & color palettes
• Light and dark modes
• Choose between different AI models
• Manage and revisit your chat history
✨ Free Plan Includes
• 50 messages per day
• +30 bonus messages by watching ads
• GPT-4o access (state-of-the-art model)
• 2 default personas
• News search & basic tools
• 1 file attachment per chat (up to 5 MB)
💎 Go Pro – Unlock Everything
Upgrade to ChatO1 Pro and get:
• Unlimited messages
• Premium AI models (Claude 3.7, Claude 4 Sonnet, GPT-4 & more)
• All 15+ personas + custom persona builder
• Unlimited AI audio responses
• Web search & code runner tools
• Ad-free experience
• Chat export (JSON/PDF)
• Attach up to 3 files at once (up to 10 MB each)
🌐 Available in 12 Languages
English (en), Arabic (ar), German (de), Spanish (es), French (fr), Italian (it), Japanese (ja), Korean (ko), Portuguese (pt), Russian (ru), Thai (th), and Chinese (zh).
🔒 Your Privacy, Protected
• Secure Google Sign-In
• Local chat storage — your data stays private
• No hidden cloud uploads
Whether you’re studying, creating, working, or just exploring, ChatO1 adapts to you — learning your rhythm, matching your energy, and helping you do more with AI.
Download ChatO1 today and experience conversations that actually feel alive.
📧 Support: Available in-app
🌐 Works online with real-time information
