DeepSeek: what it is, what it costs, and who it suits (2026)
DeepSeek is a Chinese AI lab known for strong, low-cost models.
Research-based, not tested. Written from official pages and help docs (last checked Oct 15, 2026). We haven't run our own tests of this yet, so treat it as an explainer, not a verdict. How we test
In one sentence
A capable free chatbot app and a very cheap API. Check its privacy policy before sharing anything sensitive.
Latest models (last checked Oct 15, 2026)
Current flagship: DeepSeek-V4.1-Flash. A V4.1-Pro is promised but has no date.
- Sep 10, 2026: DeepSeek-V4.1-Flash, with native image understanding; V4-Pro being phased out until V4.1-Pro launches (DeepSeek)
Free vs paid (as of Oct 2026)
| Plan | Price | What you get |
|---|---|---|
| App | $0 | Chat with the latest flagship model, DeepSeek-V4.1-Flash (released Sep 10, 2026) |
| API (developers) | Pay per use | Off-peak rates are 50% of peak rates, per DeepSeek |
Free option: The DeepSeek app (iPhone, Android, web) is free and runs the company's latest flagship model.
What it's good at
- Free app with no paid tier to worry about
- V4.1-Flash understands images as well as text
- Low API prices for builders
Keep in mind
- DeepSeek is based in China: read its privacy policy and consider what you share
- Fewer extras (image creation, integrations) than ChatGPT or Gemini (we didn't find these on its pages; not verified)
- A bigger “V4.1-Pro” model is promised but not out yet
Where you'll find it
- DeepSeek app on iPhone, Android and web
- A desktop tool called DeepSeek Harness
- Its models are also offered by other AI apps and clouds
Last checked Oct 15, 2026. Model names change fast. Names and prices here are as of Oct 2026 and come from the sources at the bottom of the page.
See also: AI models explained · Which AI model should I use? · Best free AI models
Sources
- DeepSeek: V4.1-Flash announcement: last checked Oct 15, 2026
- DeepSeek download page: last checked Oct 15, 2026
Prices and plans change often. Always confirm on the official site before you buy.
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