“Collectively, they provided incorrect answers to more than 60 percent of queries.”
Columbia Journalism Review, Mar 6, 2025
The facts
DeepSeek at a glance.
From DeepSeek's own pages, read Oct 20, 2026. Prices can change at any time; check the maker's page before you pay.
- Made by
- DeepSeekBased in China
- What it is for
- Deep research and AI searchAnswers from the web, with the sources linked.
- Free plan
- Not statedNot verified from a fetched page (see unverified). DeepSeek's own pages read did not state prices or a free/paid split.
- Runs on
- web, app, API
- Latest update
- DeepSeek-V4.1-Flash-1017: Wish-Driven Programming Made Real, Oct 17, 2026
- Website
- deepseek.com
Plans and prices
DeepSeek doesn't show its prices in a form we could read. Check its website.
Read the small print
What its terms say.
Copied word for word from the maker's terms, with any lawsuits or complaints and their status when we last checked.
“To provide you with our services, we directly collect, process and store your Personal Data in People's Republic of China.”
Our note: Listed here for Chinese coverage; the full row is under assistants. free.has is null because no fetched page confirmed whether the chat service is free.
Independent evidence
What tests of tools like this have found.
“Almost half of all AI answers had at least one significant issue.”
EBU, Oct 21, 2025
Other deep research and ai search tools