TechGrok 4.7 reportedly released with a 500,000-token context window
AGTPinsights reports a September 21, 2026, release with text and image input and four reasoning levels. Elon Musk called the model paired with Build a “strong daily workhorse.”
TLDR
AGTPinsights says xAI released Grok 4.7 on September 21, 2026, with a 500,000-token context window, text and image input, four reasoning levels and function calling. On September 22, Elon Musk called Grok 4.7 paired with the Build harness a “strong daily workhorse.” AGTPinsights also cites xAI engineer Yun-Ta Tsai as saying many Tesla FSD and Cybercab features now use Grok Build.
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Grok 4.7 reportedly released with a 500,000-token context window
AGTPinsights reports a September 21, 2026, release with text and image input and four reasoning levels. Elon Musk called the model paired with Build a “strong daily workhorse.”