DeepSeek
A free chat from the lab whose open models everyone benchmarks against.
DeepSeek's chat app is free with no paid tier, and strong at code and maths for the price of nothing. Its models are open weights, so the same family turns up inside other tools and gateways.
Key info
- Pricing
- Free
- Platform
- Web · iOS · Android
- Category
- Chats
- Best for
- Beginner
- Free plan
- Yes, and there is no paid plan to upgrade to
- Watch out
- Busy periods show a Server Busy message rather than a paywall
- Models
- DeepSeek, open weights
- Where your data goes
- China; check your employer's rules before pasting work code in
- Good for
- Code and maths questions at no cost