[CNBC: AI Giants Intensively Launch New Models, Triggering 'Model Fatigue'] According to CNBC, Anthropic, OpenAI, Meta, and Google have intensively released multiple large models and upgraded versions this week, leading to a phenomenon of 'model fatigue' in the market. Anthropic launched Claude Fable 5.1 and Claude Mythos 5.1, Meta released Muse Spark 1.3, Google rolled out Gemini 3.8 Flash, and OpenAI introduced GPT-6 Astra, focusing on cybersecurity and computing capabilities. Meanwhile, Nvidia announced a $12.9 billion acquisition of the open-source AI platform Hugging Face and continues to release open-source models.