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Morning Edition · Wednesday, July 29, 2026Published at 1:45 AM EDT · New York
Musk Sets August 7 for a 1.5-Trillion-Parameter Grok 4.6, With a 2.1-Trillion Grok 4.7 to Follow
The roadmap prioritizes raw scale even as the rest of the field competes on efficiency, and both dates remain targets rather than confirmed releases.
Elon Musk posted on July 28 that xAI plans to release Grok 4.6 around August 7 as a 1.5-trillion-parameter model with gains in supervised fine-tuning and reinforcement learning. He said Grok 4.7 would follow within weeks as a 2.1-trillion-p…
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Part of a tracked trend
Frontier Model Efficiency Gains
Capability per unit of training and inference compute keeps improving, letting newer models match prior frontier performance far more cheaply and gradually loosening the link between raw scale and capability.
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