meituan released longcat-2.0, a 1.6 trillion parameter model trained end-to-end on a cluster of 50,000 domestically-developed chinese chips, claiming it is the first trillion-parameter model trained entirely on indigenous silicon. the model reportedly performs comparably to google gemini 3.1 pro. this is structurally significant because it provides concrete evidence that chinese ai development has operationally circumvented us export controls at scale — not as a future capability but as a demonstrated product.