Head-to-head comparison across 3benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Claude Opus 4.7 (Adaptive)
90
Grok 4.3
79
Verified leaderboard positions: Claude Opus 4.7 (Adaptive) #5 · Grok 4.3 unranked
Pick Claude Opus 4.7 (Adaptive) if you want the stronger benchmark profile. Grok 4.3 only becomes the better choice if multimodal & grounded is the priority or you want the cheaper token bill.
Coding
+25.6 difference
Knowledge
+14.3 difference
Multimodal
+13.8 difference
Claude Opus 4.7 (Adaptive)
Grok 4.3
$5 / $25
$1.25 / $2.5
N/A
209 t/s
N/A
12.36s
1M
1M
Pick Claude Opus 4.7 (Adaptive) if you want the stronger benchmark profile. Grok 4.3 only becomes the better choice if multimodal & grounded is the priority or you want the cheaper token bill.
Claude Opus 4.7 (Adaptive) is clearly ahead on the provisional aggregate, 90 to 79. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
Claude Opus 4.7 (Adaptive)'s sharpest advantage is in coding, where it averages 72.9 against 47.3. The single biggest benchmark swing on the page is HLE, 54.7% to 35%. Grok 4.3 does hit back in multimodal & grounded, so the answer changes if that is the part of the workload you care about most.
Claude Opus 4.7 (Adaptive) is also the more expensive model on tokens at $5.00 input / $25.00 output per 1M tokens, versus $1.25 input / $2.50 output per 1M tokens for Grok 4.3. That is roughly 10.0x on output cost alone.
Claude Opus 4.7 (Adaptive) is ahead on BenchLM's provisional leaderboard, 90 to 79. The biggest single separator in this matchup is HLE, where the scores are 54.7% and 35%.
Claude Opus 4.7 (Adaptive) has the edge for knowledge tasks in this comparison, averaging 68.2 versus 53.9. Inside this category, HLE is the benchmark that creates the most daylight between them.
Claude Opus 4.7 (Adaptive) has the edge for coding in this comparison, averaging 72.9 versus 47.3. Grok 4.3 stays close enough that the answer can still flip depending on your workload.
Grok 4.3 has the edge for multimodal and grounded tasks in this comparison, averaging 78.1 versus 64.3. Claude Opus 4.7 (Adaptive) stays close enough that the answer can still flip depending on your workload.
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