Safety · Anthropic

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

Claude 3.7 Sonnet scores 81.7 on TruthfulQA, placing it #133 of 600 models in the index. The benchmark average is 73.6 and the leader is GPT-5.1 Max at 91.1.

Score
81.7
0–100 scale
Rank
#133
of 600
Percentile
78th
within the index
Benchmark avg
73.6
all models
Leader
91.1
GPT-5.1 Max
Gap to leader
9.4
points

Score distribution

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

GPT-5.1 Max 91.1
Gemini 3 Pro Reasoning 90.3
GPT-5.1 Reasoning 90.0
GPT-5.2 Pro 90.0
GPT-5.2 89.7
Gemini 3 Pro Max 89.6
Grok 4 Reasoning 89.4
Qwen3-Max Max 89.3
GPT-5.1 89.2
GPT-5.1 Turbo 89.2

Top 10 leaderboard

#ModelProviderContextInput / 1MAvg score
1 GPT-5.1 Max OpenAI 2000000 $20.50 87.9
2 Gemini 3 Pro Reasoning Google DeepMind 200000 $19.69 87.5
3 GPT-5.1 Reasoning OpenAI 400000 $20.27 88.3
4 GPT-5.2 Pro OpenAI 2000000 $21.32 89.6
5 GPT-5.2 OpenAI 2000000 $19.71 88.0
6 Gemini 3 Pro Max Google DeepMind 2000000 $20.57 87.9
7 Grok 4 Reasoning xAI 2000000 $19.67 87.8
8 Qwen3-Max Max Alibaba Cloud 400000 $18.53 85.9
9 GPT-5.1 OpenAI 2000000 $19.01 86.0
10 GPT-5.1 Turbo OpenAI 2000000 $19.19 86.1

What this score means

On TruthfulQA, Claude 3.7 Sonnet sits at #133 of 600. The leader, GPT-5.1 Max, scores 91.1, so the gap to the top is 9.4 points. The median model in this index scores 76.3, which puts Claude 3.7 Sonnet above the midpoint.

Anthropic models average 82.9 on this benchmark. Claude 3.7 Sonnet is 1.2 points below that provider line, so it is a weaker result than the average Anthropic model.

Among multimodal models, the average is 80.1. Claude 3.7 Sonnet is 1.6 points above that group. This is the more useful comparison if you are shortlisting within the same tier rather than across the whole index.

Read a 81.7 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 $14.91 per million input tokens, Claude 3.7 Sonnet is above the median input price of $4.00 across the 600 models scored on TruthfulQA. The models immediately around it in the ranking are shown below so you can compare score and price together.

ModelProviderContextInput / 1MAvg score
Magistral Mistral AI 200000 $4.75 79.8
Sonar Pro Max Perplexity 128000 $14.01 81.1
GLM-4.6 Base Zhipu AI 128000 $4.53 78.5
GPT-4.1 OpenAI 1000000 $15.71 82.4
Claude 3.7 Sonnet Anthropic 200000 $14.91 81.6
Nova Pro Pro Amazon 200000 $13.03 79.5
Reka Core Turbo Reka AI 32768 $12.58 78.4

Other benchmarks for Claude 3.7 Sonnet

BenchmarkScoreRankPercentileRelative
MMLU-Pro 83.5 93 85th
GPQA Diamond 80.2 53 91th
SWE-bench Verified 70.1 107 82th
HumanEval 85.7 103 83th
MATH-500 88.9 60 90th
AIME 2025 81.2 70 88th
LiveCodeBench 75.0 95 84th
IFEval 88.5 94 84th
HellaSwag 87.6 156 74th
MMMU 75.5 149 75th
Arena Elo 1451.9 68 89th

FAQ

What score does Claude 3.7 Sonnet get on TruthfulQA?

Claude 3.7 Sonnet scores 81.7 on TruthfulQA in this index. The benchmark average is 73.6 and the top score is 91.1.

How does Claude 3.7 Sonnet rank on TruthfulQA?

It ranks #133 of 600 models, in the 78th percentile. The leader is GPT-5.1 Max at 91.1.

Is Claude 3.7 Sonnet good at TruthfulQA?

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 TruthfulQA score calculated?

TruthfulQA is a safety 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 cost?

Claude 3.7 Sonnet costs $14.91 per million input tokens and $74.27 per million output tokens.

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