AI模型性能指数级提升，头部厂商差距缩小

Another exponential, the Artificial Analysis one.

It is that almost the entire field is moving upward at the same time.

OpenAI, Anthropic, Google, xAI, Meta, DeepSeek, Alibaba, Mistral, Kimi and others are now *clustered much closer together* than they were two years ago. h/t @ArtificialAnlys