Reasoning · Anthropic

Claude 3.7 Sonnet Reasoning on GPQA Diamond: score, rank and what it means

Claude 3.7 Sonnet Reasoning scores 81.3 on GPQA Diamond, placing it #39 of 600 models in the index. The benchmark average is 65.6 and the leader is GPT-5.2 Reasoning at 87.0.

Score
81.3
0–100 scale
Rank
#39
of 600
Percentile
94th
within the index
Benchmark avg
65.6
all models
Leader
87.0
GPT-5.2 Reasoning
Gap to leader
5.7
points

Score distribution

The chart shows the top 10 models on GPQA Diamond, with Claude 3.7 Sonnet Reasoning highlighted. Longer bars mean higher scores.

GPT-5.2 Reasoning 87.0
GPT-5.1 Max 86.4
Claude Opus 4.5 Pro 86.0
GPT-5.1 Reasoning 85.6
Claude Sonnet 4.5 Reasoning 85.2
GPT-5.2 84.9
o4 Turbo 84.8
Claude Opus 4.5 Max 84.6
Grok 4 Turbo 84.5
Claude Sonnet 4.5 Max 84.4

Top 10 leaderboard

#ModelProviderContextInput / 1MAvg score
1 GPT-5.2 Reasoning OpenAI 1000000 $20.98 87.5
2 GPT-5.1 Max OpenAI 2000000 $20.50 87.9
3 Claude Opus 4.5 Pro Anthropic 200000 $20.98 89.1
4 GPT-5.1 Reasoning OpenAI 400000 $20.27 88.3
5 Claude Sonnet 4.5 Reasoning Anthropic 400000 $19.48 87.7
6 GPT-5.2 OpenAI 2000000 $19.71 88.0
7 o4 Turbo OpenAI 2000000 $19.34 86.6
8 Claude Opus 4.5 Max Anthropic 1000000 $20.90 87.8
9 Grok 4 Turbo xAI 1000000 $19.21 86.7
10 Claude Sonnet 4.5 Max Anthropic 1000000 $19.90 87.2

What this score means

On GPQA Diamond, Claude 3.7 Sonnet Reasoning sits at #39 of 600. The leader, GPT-5.2 Reasoning, scores 87.0, so the gap to the top is 5.7 points. The median model in this index scores 68.8, which puts Claude 3.7 Sonnet Reasoning above the midpoint.

Anthropic models average 77.3 on this benchmark. Claude 3.7 Sonnet Reasoning is 4.0 points above that provider line, so it is a stronger result than the average Anthropic model.

Among frontier models, the average is 81.5. Claude 3.7 Sonnet Reasoning is 0.2 points below that group. This is the more useful comparison if you are shortlisting within the same tier rather than across the whole index.

Read a 81.3 as a relative signal, not an absolute guarantee. Benchmark scores depend on prompt format, evaluation harness and contamination controls. Use this page to narrow the shortlist, then test the model on your own data.

Price context

At $16.30 per million input tokens, Claude 3.7 Sonnet Reasoning is above the median input price of $4.00 across the 600 models scored on GPQA Diamond. The models immediately around it in the ranking are shown below so you can compare score and price together.

ModelProviderContextInput / 1MAvg score
Gemini 2.5 Pro Turbo Google DeepMind 1000000 $16.32 83.9
Gemini 2.5 Pro Pro Google DeepMind 400000 $17.16 83.6
DeepSeek-R1 Instruct DeepSeek 1000000 $5.90 83.1
Gemini 3 Pro Pro Google DeepMind 200000 $19.80 87.3
Claude 3.7 Sonnet Reasoning Anthropic 128000 $16.30 83.7
GPT-5.1 Turbo OpenAI 2000000 $19.19 86.1
Grok 3 Pro xAI 400000 $16.61 83.8

Other benchmarks for Claude 3.7 Sonnet Reasoning

BenchmarkScoreRankPercentileRelative
MMLU-Pro 86.4 45 93th
SWE-bench Verified 71.0 95 84th
HumanEval 89.2 57 91th
MATH-500 90.3 45 93th
AIME 2025 79.8 92 85th
LiveCodeBench 79.6 48 92th
IFEval 90.1 69 89th
TruthfulQA 86.2 47 92th
HellaSwag 90.4 75 88th
MMMU 76.5 122 80th
Arena Elo 1464.4 44 93th

FAQ

What score does Claude 3.7 Sonnet Reasoning get on GPQA Diamond?

Claude 3.7 Sonnet Reasoning scores 81.3 on GPQA Diamond in this index. The benchmark average is 65.6 and the top score is 87.0.

How does Claude 3.7 Sonnet Reasoning rank on GPQA Diamond?

It ranks #39 of 600 models, in the 94th percentile. The leader is GPT-5.2 Reasoning at 87.0.

Is Claude 3.7 Sonnet Reasoning good at GPQA Diamond?

Yes, relative to the index: it is above the median and inside the top half of scores. The result should be read alongside its price and context window.

How is the GPQA Diamond score calculated?

GPQA Diamond is a reasoning benchmark. Scores in this index are modelled estimates on a 0–100 scale (or Elo for Arena), derived from capability tier and benchmark difficulty. They are not official leaderboard results.

What does Claude 3.7 Sonnet Reasoning cost?

Claude 3.7 Sonnet Reasoning costs $16.30 per million input tokens and $77.62 per million output tokens.

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