Unverified50% confidenceFactExact time
Grok 4.5在数万台英伟达GB300 GPU上完成训练，支持最高50万Token超长上下文，并原生支持视觉输入
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/11/2026
First Seen
Valid until: 10/9/2026
Sources
GPT Live全双工、Grok 4.5编程、Seedream 5.0图像：AI三赛道同步提速
bilibili养老院killer7/9/2026
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