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Grok 4.5 is here to justify your X subscription

When one prompt actually means one prompt.

Grok 4.5

马斯克：SpaceXAI将于明天向公众发布Grok 4.5

PANews 7月8日消息，马斯克在X平台发文表示，SpaceXAI将于明天向公众发布Grok 4.5，Grok 4.5是一款“Opus级”模型，但速度更快、令牌效率更高且成本更低。

Head to head: grok-4.3 vs mistral-medium-3-5

This was a close matchup, but the split tells a clear story: one model was more dependable on instruction-following in practical business ta

Grok 4 Heavy Implements Measures to Protect System Prompt

Grok 4 Heavy is the "think much harder" version of Grok 4 that's currently only available on their $300/month plan. Jeremy Howard relays a r

Grok 4.5发布：SpaceX AI 1.5T参数V9架构、Cursor联合训练与单位成本智能密度革命

一、引言 2026年7月9日，GPT-5.6全球解禁的同一天，马斯克旗下的SpaceX AI正式向公众开放了Grok 4.5。这不是一个巧合——两大模型同日上线，直接拉开了AI军备竞赛的新篇章。 Grok 4.5是SpaceX AI上市后的第一张王牌，基于全新的1.5万亿参数V9