Head-to-head comparison across 0benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Claude 4 Sonnet
50
Grok 4.1 Fast
69
Benchmark data for Claude 4 Sonnet and Grok 4.1 Fast is coming soon on BenchLM.
Claude 4 Sonnet
Grok 4.1 Fast
$3 / $15
$0.2 / $0.5
40 t/s
138 t/s
1.33s
0.54s
200K
1M
Benchmark data for Claude 4 Sonnet and Grok 4.1 Fast is coming soon on BenchLM.
BenchLM has partial data for these models, but not enough overlapping benchmark coverage to produce a fair score-level comparison yet.
Claude 4 Sonnet is priced at $3.00 input / $15.00 output per 1M tokens, versus $0.20 input / $0.50 output per 1M tokens for Grok 4.1 Fast. Grok 4.1 Fast has the larger context window at 1M, compared with 200K for Claude 4 Sonnet.
Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.
BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.
Claude 4 Sonnet: $3.00 input / $15.00 output per 1M tokens Grok 4.1 Fast: $0.20 input / $0.50 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.
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