# AI Cost Innovation
Exploring how domestic AI can reshape the global big model competition landscape through extreme compression of training and inference costs
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11/11/2025 AI Express | Open source model Kimi K2 surpasses GPT-5, several AI innovations released
November 11, 2025 - China's open-source model Kimi K2 has sparked industry interest by outperforming the GPT-5 on a number of tasks at a quarter of the latter's cost. Meanwhile...
