Model comparison

Mistral Large 4 vs Mistral Medium 3.1

Mistral Large 4 is the stronger model overall, scoring 43.1 to 31.9 on the Noometry Index.

Last verified October 11, 2026. 1 shared benchmarks.

Mistral Large 4

Mistral AI

43.1

Rank #99 Confirmed

Mistral Medium 3.1

Mistral AI

31.9

Rank #266 Reported

Summary

They share 1 benchmark with published results for both. Mistral Large 4 scores higher in 2 categories and Mistral Medium 3.1 in 0 categories; 2 gaps are clear of the uncertainty.
The widest gap is in reasoning, where Mistral Large 4 leads 22.5 to 10.6.
The biggest single-benchmark swing is NYT Connections (extended): 27.4% for Mistral Large 4 and 6.5% for Mistral Medium 3.1.
Mistral Medium 3.1 is cheaper at $0.40 / $2 per million input/output tokens, against $0.68 / $2.09 for Mistral Large 4.
Mistral Large 4 accepts more context: 1.05M tokens versus 131K.

Side by side

Mistral Large 4 and Mistral Medium 3.1 specifications
	Mistral Large 4	Mistral Medium 3.1
Provider	Mistral AI	Mistral AI
Noometry Index	43.1	31.9
Released	2026-10-06	—
Weights	Proprietary	Proprietary
Context window	1.05M	131K
Max output	262K	105K
Input $ / M tokens	$0.68	$0.40
Output $ / M tokens	$2.09	$2
Results tracked	15	3

Sponsored placements are available on pages like this one. Advertise on Noometry

Category by category

Coding Not comparable

Mistral Large 4: 48.6 (#57), Mistral Medium 3.1: —

Coding benchmarks
Benchmark	Mistral Large 4	Mistral Medium 3.1
LMArena WebDev	1541	—
LMArena Coding	1475	—

Reasoning Mistral Large 4 leads

Mistral Large 4: 22.5 (#192), Mistral Medium 3.1: 10.6 (#341)

Reasoning benchmarks
Benchmark	Mistral Large 4	Mistral Medium 3.1
NYT Connections (extended)	27.4%	6.5%
Thematic Generalization	—	20.3%
LMArena Hard Prompts	1444	—

Math Not comparable

Mistral Large 4: 40.4 (#91), Mistral Medium 3.1: —

Math benchmarks
Benchmark	Mistral Large 4	Mistral Medium 3.1
LMArena Math	1488	—

Knowledge Not comparable

Mistral Large 4: 36.6 (#166), Mistral Medium 3.1: —

Knowledge benchmarks
Benchmark	Mistral Large 4	Mistral Medium 3.1
SimpleQA Verified	20%	—
LMArena Expert	1447	—

Multilingual Not comparable

Mistral Large 4: 52.6 (#82), Mistral Medium 3.1: —

Multilingual benchmarks
Benchmark	Mistral Large 4	Mistral Medium 3.1
LMArena Non-English	1415	—
LMArena Chinese	1491	—
LMArena Russian	1414	—

Instruction Following Not comparable

Mistral Large 4: 75.0 (#76), Mistral Medium 3.1: —

Instruction Following benchmarks
Benchmark	Mistral Large 4	Mistral Medium 3.1
LMArena Instruction Following	1424	—

Long Context Not comparable

Mistral Large 4: 43.6 (#89), Mistral Medium 3.1: —

Long Context benchmarks
Benchmark	Mistral Large 4	Mistral Medium 3.1
LMArena Longer Query	1429	—

Writing & Preference Mistral Large 4 leads

Mistral Large 4: 60.4 (#97), Mistral Medium 3.1: 55.5 (#145)

Writing & Preference benchmarks
Benchmark	Mistral Large 4	Mistral Medium 3.1
LMArena Text	1427	—
LMArena Creative Writing	1361	—
EQ-Bench Creative Writing	—	1476
LMArena Multi-Turn	1424	—

Frequently asked questions

Is Mistral Large 4 better than Mistral Medium 3.1?

Mistral Large 4 is the stronger model overall, scoring 43.1 to 31.9 on the Noometry Index.

Which is cheaper, Mistral Large 4 or Mistral Medium 3.1?

Mistral Medium 3.1 is cheaper. It lists at $0.40 per million input tokens and $2 per million output tokens; Mistral Large 4 lists at $0.68 and $2.09.

Which has the bigger context window?

Mistral Large 4 does, with 1.05M tokens against 131K.

How many benchmarks do Mistral Large 4 and Mistral Medium 3.1 share?

1 benchmark has published results for both models. Mistral Large 4 has 15 scored results on Noometry and Mistral Medium 3.1 has 3.