
Tech Dev Notes
@techdevnotes · Sep 13, 2026
Apart from Grok 4.7, what are we even expecting from SpaceXAI in september
Elon Musk
@elonmusk
Grok 4.8, which is a 2.5T model trained with our new C++ software stack, will finish training this week and start RL
01:24 AM · September 14, 2026 · 3.8M views
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