Expired50% confidencePredictionExact time
About a week before the release, Musk tweeted a prediction that Grok 4.7 should roughly match Opus 5.0, and had stated even earlier that it would surpass all current models.
1
Sources
50%
Confidence
Short-term (~14 days)
Relevance
9/25/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 10/9/2026(expired)
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Related Claims
UnverifiedMusk hyped the release of Grok 4.7 for more than a month and claimed at the time of Grok 4.5's launch that 4.7 would surpass all current models.78% similarUnverifiedMusk confirmed on X that Grok 4.7 will be released in approximately 10 days, with outside sources revealing its parameter scale may reach approximately 2.5 times that of the previous generation, approaching the 2.1 trillion parameter range.74% similarUnverifiedBloggers predict that Kimi K3.1 may surpass Opus 5 and approach the performance level of Fable 5.71% similarUnverifiedThe blogger believes the DeepSeek V4 Pro version released in the past two weeks may already be superior to Opus 4.8, but admits to being uncertain about specific benchmark data.69% similarUnverifiedThe plans generated by Fable 5 during the planning phase are more than twice as long as those of the Opus 4.8 version, but testers considered them inferior to the Opus 4.8 version in terms of structure and readability.68% similar
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