17 Days, 4 Models: China Open Source AI Arms Race and the Performance Landscape Reshuffle
Four Chinese open-source flagship models—GLM-5.1, Kimi K2.6, DeepSeek V4, and MiMo V2.5—released within 17 days. Benchmarks show: Kimi is fastest, GLM is most versatile, DeepSeek is most comprehensive, Xiaomi is slowest but best value. The competition has shifted from "who is better" to "who fits best".