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DeepSeek

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Chinese AI lab behind the DeepSeek-V3 and DeepSeek-R1 open models, with a free chat assistant and low-cost developer API.

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What is DeepSeek?#

DeepSeek is a Chinese AI lab that has released competitive open-weight foundation models, including DeepSeek-V3 and the DeepSeek-R1 reasoning model. Its consumer chat product offers free access with optional deep reasoning, while the DeepSeek API provides OpenAI-compatible endpoints at aggressively low per-token pricing popular with developers and integrators.

What can DeepSeek do?#

  • 01

    V3.2 flagship model

    Latest DeepSeek-V3.2 with stronger agent skills

  • 02

    Reasoning mode

    Thinking and reasoning baked into responses

  • 03

    Free web and mobile chat

    Chat with DeepSeek on web and mobile app at no cost

  • 04

    Open platform API

    Call latest models through the open API platform

  • 05

    Coder and Math lineup

    Dedicated Coder V2, Math and VL variants for code, math and vision

Use Cases#

  • DevelopersIntegrate DeepSeek models into apps through the open platform API with published pricing.
  • Students and researchersChat for free on web or phone to test the V3.2 reasoning model on study questions.
  • CodersUse DeepSeek Coder V2 for code generation and programming help through chat or API.

Quick facts about DeepSeek#

Pricing
Free$0/moAPI Pay-as-you-goContact sales
as of Apr 18, 2026View official pricing
Platforms
Web·iOS·Android·API

Frequently Asked Questions#

DeepSeek Traffic Analysis

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