Elon Musk reposted
Yun-Ta Tsai
@yunta_tsai
Has been my regular work horse for weeks. Impressive indeed.
Elon Musk@elonmusk· Jul 8, 2026Based on strong positive feedback from customers in our beta test program, @SpaceXAI will make Grok 4.5 available to the public tomorrow.
It is an Opus-class model, but faster, more token-efficient and lower cost.
06:59 AM · July 8, 2026 · 358.3K views
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