Knowledge · Mistral AI

Mistral Small 3 Base on MMLU-Pro: score, rank and what it means

Mistral Small 3 Base scores 77.5 on MMLU-Pro, placing it #262 of 600 models in the index. The benchmark average is 73.5 and the leader is GPT-5.2 Pro at 91.6.

Score
77.5
0–100 scale
Rank
#262
of 600
Percentile
56th
within the index
Benchmark avg
73.5
all models
Leader
91.6
GPT-5.2 Pro
Gap to leader
14.1
points

Score distribution

The chart shows the top 10 models on MMLU-Pro, with Mistral Small 3 Base highlighted. Longer bars mean higher scores.

GPT-5.2 Pro 91.6
GPT-5.1 Max 91.3
Claude Opus 4.5 Pro 91.2
Claude Opus 4.5 Reasoning 90.7
Gemini 3 Pro Reasoning 90.1
GPT-5.1 Reasoning 90.0
GPT-5.2 89.9
Claude Opus 4.5 Max 89.5
GPT-5.2 Vision 89.5
Gemini 3 Pro Max 89.5

Top 10 leaderboard

#ModelProviderContextInput / 1MAvg score
1 GPT-5.2 Pro OpenAI 2000000 $21.32 89.6
2 GPT-5.1 Max OpenAI 2000000 $20.50 87.9
3 Claude Opus 4.5 Pro Anthropic 200000 $20.98 89.1
4 Claude Opus 4.5 Reasoning Anthropic 2000000 $20.91 88.2
5 Gemini 3 Pro Reasoning Google DeepMind 200000 $19.69 87.5
6 GPT-5.1 Reasoning OpenAI 400000 $20.27 88.3
7 GPT-5.2 OpenAI 2000000 $19.71 88.0
8 Claude Opus 4.5 Max Anthropic 1000000 $20.90 87.8
9 GPT-5.2 Vision OpenAI 1000000 $19.03 87.4
10 Gemini 3 Pro Max Google DeepMind 2000000 $20.57 87.9

What this score means

On MMLU-Pro, Mistral Small 3 Base sits at #262 of 600. The leader, GPT-5.2 Pro, scores 91.6, so the gap to the top is 14.1 points. The median model in this index scores 76.1, which puts Mistral Small 3 Base above the midpoint.

Mistral AI models average 71.4 on this benchmark. Mistral Small 3 Base is 6.1 points above that provider line, so it is a stronger result than the average Mistral AI model.

Among open-weight models, the average is 72.1. Mistral Small 3 Base is 5.4 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 77.5 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 $3.19 per million input tokens, Mistral Small 3 Base is below the median input price of $4.00 across the 600 models scored on MMLU-Pro. The models immediately around it in the ranking are shown below so you can compare score and price together.

ModelProviderContextInput / 1MAvg score
Llama 3 Anyscale Chat Anyscale 65536 $3.67 74.6
Llama 3 DeepInfra DeepInfra 128000 $3.67 74.0
Llama 3 Novita Instruct Novita AI 32768 $3.94 75.6
Llama 3 Replicate Chat Replicate 200000 $3.74 74.7
Mistral Small 3 Base Mistral AI 16384 $3.19 72.7
QwQ Base Alibaba Cloud 65536 $3.68 74.1
Llama 3 Novita Novita AI 128000 $3.70 74.4

Other benchmarks for Mistral Small 3 Base

BenchmarkScoreRankPercentileRelative
GPQA Diamond 70.6 246 59th
SWE-bench Verified 59.4 336 44th
HumanEval 77.5 298 50th
MATH-500 73.1 357 41th
AIME 2025 69.7 264 56th
LiveCodeBench 63.7 328 45th
IFEval 80.0 332 45th
TruthfulQA 76.7 288 52th
HellaSwag 83.4 309 49th
MMMU 68.5 335 44th
Arena Elo 1377.0 284 53th

FAQ

What score does Mistral Small 3 Base get on MMLU-Pro?

Mistral Small 3 Base scores 77.5 on MMLU-Pro in this index. The benchmark average is 73.5 and the top score is 91.6.

How does Mistral Small 3 Base rank on MMLU-Pro?

It ranks #262 of 600 models, in the 56th percentile. The leader is GPT-5.2 Pro at 91.6.

Is Mistral Small 3 Base good at MMLU-Pro?

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 MMLU-Pro score calculated?

MMLU-Pro is a knowledge 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 Mistral Small 3 Base cost?

Mistral Small 3 Base costs $3.19 per million input tokens and $11.34 per million output tokens.

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