SpaceXAI releases Grok 4.5, which Elon describes as an ‘Opus-class model’
中文摘要
xAI发布了Grok 4.5，马斯克称其为“Opus级模型”，旨在提供比其他强力AI模型更廉价且高效的替代方案。
English Summary
xAI released Grok 4.5, an "Opus-class model" described by Elon Musk as a cheaper and more efficient alternative to other powerful AI models.
原文节选
Elon Musk's tech company released the newest version of Grok on Wednesday, promising a cheaper, more efficient alternative to other powerful AI models.