Silicon Data: Closed US Models Lose Token Share to Chinese Open Models

Silicon Data tracks a clear split in LLM token spend where closed US models lose ground and open Chinese models capture more volume. Proprietary prices dropped after OpenAI launched stronger frontier models at lower rates. Open models saw effective prices climb with releases of GLM 5.2 and Kimi K3 that command higher fees. The shift matches basic supply dynamics as competition intensifies and drives wider AI adoption for enterprise users tracking OpenAI vs Chinese open-source LLM pricing trends 2025 and the impact of GLM-5.2 and Kimi K3 on AI token economics.