xAI delays Grok 4.7 release for additional refinements

Elon Musk’s xAI has pushed back the release of Grok 4.7, its next-generation AI model, citing the need for additional reinforcement-learning tuning. The delay extends a pattern of slipping timelines that stretches back to late July, and it arrives at a particularly inconvenient moment: both Meta and OpenAI are expected to drop competing model updates this month. Musk indicated on September 11 that Grok 4.7 needs “a few more days” of RL tuning to resolve issues with response length penalties and task management. A timeline that keeps sliding On July 24, Musk suggested Grok 4.7 would land “in 4 weeks.” Four days later, on July 28, he revised that to “a few weeks” after Grok 4.6’s release. When Grok 4.6 actually shipped on August 12, Musk pegged the successor at “3 to 4 weeks” out. Every single one of those windows has now closed. The September 11 update, which originally appeared to be the target date, instead became the date of yet another delay announcement. What we know about Grok 4.7 Almost everything known about the upcoming model comes from Musk’s social media posts rather than official xAI documentation. No technical paper, model card, or benchmark suite has been published. Wh...