AI model

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.

Free vs paid (as of Oct 2026)

PlanPriceWhat you get
App$0Chat with the latest flagship model, DeepSeek-V4.1-Flash (released Sep 10, 2026)
API (developers)Pay per useOff-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

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

Prices and plans change often. Always confirm on the official site before you buy.