DeepSeek R2 Launch: Matching GPT-o1 at 1/10 the Cost, Another Milestone for Chinese AI

DeepSeek releases its R2 reasoning model, achieving parity with GPT-o1 on AIME math competition and Codeforces programming benchmarks, yet at only 10% of the training cost. The model is fully open-source and has garnered over 100,000 GitHub stars. The R2 launch has reignited global discussions on AI cost competition, with OpenAI and Anthropic subsequently announcing price cuts.