Model comparison
Mistral Large 3 vs Mistral Medium 3.1
Mistral Large 3 is the stronger model overall, scoring 39.1 to 31.9 on the Noometry Index.
Last verified . 3 shared benchmarks.
Mistral AISummary
- They share 3 benchmarks with published results for both. Mistral Large 3 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 3 leads 15.2 to 10.6.
- Mistral Large 3 is cheaper at $0.25 / $0.75 per million input/output tokens, against $0.40 / $2 for Mistral Medium 3.1.
- Mistral Large 3 accepts more context: 262K tokens versus 131K.
- Mistral Large 3 has downloadable open weights; the other is API-only.
Side by side
| Mistral Large 3 | Mistral Medium 3.1 | |
|---|---|---|
| Provider | Mistral AI | Mistral AI |
| Noometry Index | 39.1 | 31.9 |
| Released | 2025-12-02 | — |
| Weights | Open | Proprietary |
| Context window | 262K | 131K |
| Max output | 8K | 105K |
| Input $ / M tokens | $0.25 | $0.40 |
| Output $ / M tokens | $0.75 | $2 |
| Results tracked | 24 | 3 |
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Category by category
Coding Not comparable
Mistral Large 3: 34.4 (#237), Mistral Medium 3.1: —
| Benchmark | Mistral Large 3 | Mistral Medium 3.1 |
|---|---|---|
| LMArena WebDev | 1230 | — |
| LMArena Coding | 1448 | — |
Reasoning Mistral Large 3 leads
Mistral Large 3: 15.2 (#319), Mistral Medium 3.1: 10.6 (#341)
| Benchmark | Mistral Large 3 | Mistral Medium 3.1 |
|---|---|---|
| NYT Connections (extended) | 7.5% | 6.5% |
| Thematic Generalization | 23% | 20.3% |
| Kagi LLM Benchmark | 50.9% | — |
| LMArena Hard Prompts | 1429 | — |
Math Not comparable
Mistral Large 3: 38.7 (#129), Mistral Medium 3.1: —
| Benchmark | Mistral Large 3 | Mistral Medium 3.1 |
|---|---|---|
| LMArena Math | 1414 | — |
Knowledge Not comparable
Mistral Large 3: 36.0 (#177), Mistral Medium 3.1: —
| Benchmark | Mistral Large 3 | Mistral Medium 3.1 |
|---|---|---|
| Vectara Hallucination Rate | 14.5% | — |
| LMArena Expert | 1421 | — |
Multimodal Not comparable
Mistral Large 3: 38.2 (#66), Mistral Medium 3.1: —
| Benchmark | Mistral Large 3 | Mistral Medium 3.1 |
|---|---|---|
| LMArena Vision | 1221 | — |
Multilingual Not comparable
Mistral Large 3: 52.5 (#84), Mistral Medium 3.1: —
| Benchmark | Mistral Large 3 | Mistral Medium 3.1 |
|---|---|---|
| LMArena Non-English | 1413 | — |
| LMArena Chinese | 1447 | — |
| LMArena French | 1455 | — |
| LMArena German | 1437 | — |
| LMArena Japanese | 1394 | — |
| LMArena Korean | 1384 | — |
| LMArena Russian | 1411 | — |
| LMArena Spanish | 1440 | — |
Instruction Following Not comparable
Mistral Large 3: 74.0 (#108), Mistral Medium 3.1: —
| Benchmark | Mistral Large 3 | Mistral Medium 3.1 |
|---|---|---|
| LMArena Instruction Following | 1403 | — |
Long Context Not comparable
Mistral Large 3: 43.1 (#105), Mistral Medium 3.1: —
| Benchmark | Mistral Large 3 | Mistral Medium 3.1 |
|---|---|---|
| LMArena Longer Query | 1413 | — |
Writing & Preference Mistral Large 3 leads
Mistral Large 3: 60.0 (#101), Mistral Medium 3.1: 55.5 (#145)
| Benchmark | Mistral Large 3 | Mistral Medium 3.1 |
|---|---|---|
| EQ-Bench Creative Writing | 1412 | 1476 |
| LMArena Text | 1428 | — |
| LMArena Creative Writing | 1386 | — |
| LMArena Multi-Turn | 1429 | — |
Frequently asked questions
Is Mistral Large 3 better than Mistral Medium 3.1?
Mistral Large 3 is the stronger model overall, scoring 39.1 to 31.9 on the Noometry Index.
Which is cheaper, Mistral Large 3 or Mistral Medium 3.1?
Mistral Large 3 is cheaper. It lists at $0.25 per million input tokens and $0.75 per million output tokens; Mistral Medium 3.1 lists at $0.40 and $2.
Which has the bigger context window?
Mistral Large 3 does, with 262K tokens against 131K.
How many benchmarks do Mistral Large 3 and Mistral Medium 3.1 share?
3 benchmarks have published results for both models. Mistral Large 3 has 24 scored results on Noometry and Mistral Medium 3.1 has 3.