A free AI chat that searches the web, runs real code and shows its working
Your AI knowledge partner for collecting, organizing, and creating from information
Stage
Not given
MVP
Founded
Not given
Not given
Based in
GB
CN
Pricing model
Free
Freemium
Pricing
Not given
Free plan: 5 GB storage, PDF/image parsing up to 600 pages/month, audio/video up to 60 minutes/month, maximum file size 20 MB. Pro plan: ¥35/month (or ¥0.94/day when paid annually with ¥70 discount) includes 50 GB storage, PDF/image parsing up to 3000 pages/month, audio/video up to 300 minutes/month
Key features
Code sandbox for executing maths, data processing and simulations
Visible thinking panel to inspect model reasoning
File attachments and document reading
Image understanding and analysis
Saved conversation history with full context across devices
Incognito chats with no history retention
Edit and regenerate questions for fresh answers
Real-time streaming responses
Encrypted message storage at rest
Web content capture and saving from browser
PDF, Word, and PPT file parsing into searchable documents
Automatic OCR for images and document scans
Audio and video transcription with summaries and key frames
Natural language search across knowledge base
AI-powered question answering with source citations
WeChat and QQ message forwarding to knowledge base
RSS feed subscription and auto-import
AI Agent for file organization and workflow execution
Open source code with self-hosting and offline support
What makes it different
Shows complete reasoning and working for every answer, not just conclusions
Runs actual code in isolated sandbox instead of guessing numbers
Independent London-based team shipping continuous improvements
Unified content collection from multiple sources including chat apps, RSS, and web without changing habits
Automatic understanding and indexing of all content types for search and AI use
AI capabilities integrated directly into other AI tools via Skill integration
Free tier with generous quotas for most users before paid upgrade needed
Dotrai
OmniBox