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DeepSeek

Chinese AI company with open-source reasoning models. Build with DeepSeek R1 and V3.1 under MIT license—comparable to o1 at 3.6% of the cost.

Founded 2023
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Models from DeepSeek
2 models
Language models and AI systems created by this company
DeepSeek V3.1
Cost-effective
128K tokens•$0.56/$1.68
  • • Hybrid thinking/non-thinking
  • • 671B params
  • • 82.6% HumanEval
DeepSeek R1
Cost-effective
128K tokens•$0.55/$2.19
  • • Reasoning model
  • • 27x cheaper than o1
  • • MIT license
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