ComfyAI is a private AI chat app for thoughtful conversations, coding help, creative writing, brainstorming, and custom AI characters. Start chatting as a guest, or create an account to save chat history, use persistent memory, create characters, and continue conversations across devices.

WHY COMFYAI?

- Privacy-focused by design - core account, chat, and memory storage run on private EU-based infrastructure
- Memory for continuity - registered users can let the AI remember useful context across conversations
- Free core chat - core Comfy models are available with generous free access
- No account needed to start - try ComfyAI instantly as a guest
- Comfortable conversations in 150+ languages
- Multiple AI models - choose from local Comfy models and optional additional models
- Optional web search - enable web search when you need current information
- File and image support - upload supported files depending on the selected model
- Character and group chats - create custom characters for stories, learning, and brainstorming
- Chat import and export - bring old chats in or keep your own copy

WHAT CAN YOU DO?

- Get help with programming, debugging, and architecture
- Brainstorm ideas for projects, stories, and decisions
- Draft, rewrite, and refine creative writing
- Learn new topics in a conversational way
- Practice languages
- Create custom characters for stories, learning, and brainstorming
- Continue useful conversations with saved history and memory when signed in

PRIVACY & TRUST

We do not sell your data.
We do not train AI models on your conversations.
Core account, chat, and memory storage are hosted on private servers in Austria.
When you choose our models, messages are processed on our infrastructure.
Optional features such as web search or additional model providers may use external services only when you choose those features.

FREE CORE FEATURES

ComfyAI is built to stay accessible. Core chat features remain free. Some optional account features may vary by availability, model, and account status.

HOW TO START

1. Open the app
2. Start chatting as a guest
3. Create a free account if you want saved history and persistent memory
4. Choose the model or chat mode that fits your conversation