Instruction following · Anthropic

Claude 3.7 Sonnet Mini on IFEval: score, rank and what it means

Claude 3.7 Sonnet Mini scores 80.8 on IFEval, placing it #315 of 600 models in the index. The benchmark average is 78.6 and the leader is Claude Opus 4.5 Pro at 96.1.

Score
80.8
0–100 scale
Rank
#315
of 600
Percentile
48th
within the index
Benchmark avg
78.6
all models
Leader
96.1
Claude Opus 4.5 Pro
Gap to leader
15.3
points

Score distribution

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

Claude Opus 4.5 Pro 96.1
Claude Opus 4.5 Reasoning 95.9
GPT-5.2 Pro 95.6
GPT-5.2 Max 95.2
GPT-5.2 Reasoning 95.0
GPT-5.1 Pro 94.8
Gemini 3 Pro Max 94.7
GPT-5.1 Reasoning 94.6
Claude Opus 4.5 Max 94.5
o4 Reasoning 94.5

Top 10 leaderboard

#ModelProviderContextInput / 1MAvg score
1 Claude Opus 4.5 Pro Anthropic 200000 $20.98 89.1
2 Claude Opus 4.5 Reasoning Anthropic 2000000 $20.91 88.2
3 GPT-5.2 Pro OpenAI 2000000 $21.32 89.6
4 GPT-5.2 Max OpenAI 1000000 $21.39 89.2
5 GPT-5.2 Reasoning OpenAI 1000000 $20.98 87.5
6 GPT-5.1 Pro OpenAI 200000 $19.77 87.8
7 Gemini 3 Pro Max Google DeepMind 2000000 $20.57 87.9
8 GPT-5.1 Reasoning OpenAI 400000 $20.27 88.3
9 Claude Opus 4.5 Max Anthropic 1000000 $20.90 87.8
10 o4 Reasoning OpenAI 1000000 $19.69 87.5

What this score means

On IFEval, Claude 3.7 Sonnet Mini sits at #315 of 600. The leader, Claude Opus 4.5 Pro, scores 96.1, so the gap to the top is 15.3 points. The median model in this index scores 81.2, which puts Claude 3.7 Sonnet Mini below the midpoint.

Anthropic models average 88.3 on this benchmark. Claude 3.7 Sonnet Mini is 7.5 points below that provider line, so it is a weaker result than the average Anthropic model.

Among multimodal models, the average is 85.2. Claude 3.7 Sonnet Mini is 4.4 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 80.8 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 $9.74 per million input tokens, Claude 3.7 Sonnet Mini is above the median input price of $4.00 across the 600 models scored on IFEval. The models immediately around it in the ranking are shown below so you can compare score and price together.

ModelProviderContextInput / 1MAvg score
Hunyuan-Large Base Tencent 200000 $3.64 74.0
Nova Lite Amazon 65536 $9.20 73.4
OLMo 2 Allen Institute for AI 65536 $2.99 71.0
Phi-4 Instruct Microsoft 128000 $3.79 75.3
Claude 3.7 Sonnet Mini Anthropic 32768 $9.74 73.0
Llama 3 Lambda Chat Lambda 32768 $3.73 74.7
Auto Pro OpenRouter 8192 $8.41 71.2

Other benchmarks for Claude 3.7 Sonnet Mini

BenchmarkScoreRankPercentileRelative
MMLU-Pro 75.0 332 45th
GPQA Diamond 70.5 248 59th
SWE-bench Verified 60.6 313 48th
HumanEval 76.4 320 47th
MATH-500 74.6 336 44th
AIME 2025 69.5 267 56th
LiveCodeBench 67.8 229 62th
TruthfulQA 76.2 302 50th
HellaSwag 83.1 314 48th
MMMU 68.6 331 45th
Arena Elo 1386.6 260 57th

FAQ

What score does Claude 3.7 Sonnet Mini get on IFEval?

Claude 3.7 Sonnet Mini scores 80.8 on IFEval in this index. The benchmark average is 78.6 and the top score is 96.1.

How does Claude 3.7 Sonnet Mini rank on IFEval?

It ranks #315 of 600 models, in the 48th percentile. The leader is Claude Opus 4.5 Pro at 96.1.

Is Claude 3.7 Sonnet Mini good at IFEval?

It is below the median for this benchmark, so test it carefully before relying on it for this capability. The result should be read alongside its price and context window.

How is the IFEval score calculated?

IFEval is a instruction following 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 Mini cost?

Claude 3.7 Sonnet Mini costs $9.74 per million input tokens and $51.20 per million output tokens.

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