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DeepSeek

Powerful open-source AI from China — competitive with GPT-4 at a fraction of the cost.

#open-source#reasoning#coding#china#free

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DeepSeek is a Chinese AI lab that released DeepSeek-R1 and DeepSeek-V3 — models that rival OpenAI’s best at dramatically lower costs. The web interface is free to use, and the models are open-source, making DeepSeek a major disruptor in the AI industry. Especially strong at coding and mathematical reasoning.

Key Features

  • DeepSeek-R1: step-by-step reasoning mode
  • Exceptional coding and math performance
  • Open-source models (MIT license)
  • Very low API pricing
  • 64K context window
  • Available via API and web interface

Pricing

  • Free: Web chat with generous limits
  • API: Extremely competitive pricing vs OpenAI

Best For

Developers, researchers, and cost-conscious teams who need strong coding and reasoning performance without the enterprise price tag.

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