Model comparison
Mistral Medium vs Mistral Medium 3.1
Mistral Medium is the stronger model overall, scoring 36.3 to 31.9 on the Noometry Index. Mistral Medium 3.1 costs 3.8× less per token, which makes it the better buy when Mistral Medium's lead doesn't matter for your workload.
Last verified . 0 shared benchmarks.
Mistral AISummary
- The widest gap is in reasoning, where Mistral Medium leads 24.0 to 10.6.
- Mistral Medium 3.1 is cheaper at $0.40 / $2 per million input/output tokens, against $1.50 / $7.50 for Mistral Medium.
- Mistral Medium accepts more context: 262K tokens versus 131K.
- Mistral Medium has downloadable open weights; the other is API-only.
Side by side
| Mistral Medium | Mistral Medium 3.1 | |
|---|---|---|
| Provider | Mistral AI | Mistral AI |
| Noometry Index | 36.3 | 31.9 |
| Released | 2023-12-11 | — |
| Weights | Open | Proprietary |
| Context window | 262K | 131K |
| Max output | 262K | 105K |
| Input $ / M tokens | $1.50 | $0.40 |
| Output $ / M tokens | $7.50 | $2 |
| Results tracked | 36 | 3 |
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Category by category
Coding Not comparable
Mistral Medium: 34.2 (#243), Mistral Medium 3.1: —
| Benchmark | Mistral Medium | Mistral Medium 3.1 |
|---|---|---|
| FrontierCode | 8% | — |
| SciCode | 40.2% | — |
| WeirdML | 43.7% | — |
| LMArena Coding | 1434 | — |
| ALE-Bench | 763.98 | — |
Agentic & Tool Use Not comparable
Mistral Medium: 28.3 (#90), Mistral Medium 3.1: —
| Benchmark | Mistral Medium | Mistral Medium 3.1 |
|---|---|---|
| Berkeley Function Calling Leaderboard | 37.7% | — |
Reasoning Mistral Medium leads
Mistral Medium: 24.0 (#167), Mistral Medium 3.1: 10.6 (#341)
| Benchmark | Mistral Medium | Mistral Medium 3.1 |
|---|---|---|
| Kagi LLM Benchmark | 50% | — |
| NYT Connections (extended) | — | 6.5% |
| CritPt | 0% | — |
| Thematic Generalization | — | 20.3% |
| LMArena Hard Prompts | 1426 | — |
| DTBench | 75.5% | — |
| LMCA | 26.1% | — |
| Surface Evolver Bench | 26.9% | — |
Math Not comparable
Mistral Medium: 28.1 (#245), Mistral Medium 3.1: —
| Benchmark | Mistral Medium | Mistral Medium 3.1 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 32.2% | — |
| ProofBench | 9% | — |
| LMArena Math | 1408 | — |
| MATH Level 5 | 81.6% | — |
| FrontierMath (Feb 2025 set) | 0.3% | — |
Knowledge Not comparable
Mistral Medium: 25.0 (#265), Mistral Medium 3.1: —
| Benchmark | Mistral Medium | Mistral Medium 3.1 |
|---|---|---|
| GPQA Diamond | 59.5% | — |
| Humanity's Last Exam | 4.5% | — |
| Vectara Hallucination Rate | 22.7% | — |
| LMArena Expert | 1408 | — |
Multimodal Not comparable
Mistral Medium: 35.3 (#88), Mistral Medium 3.1: —
| Benchmark | Mistral Medium | Mistral Medium 3.1 |
|---|---|---|
| LMArena Vision | 1172 | — |
Multilingual Not comparable
Mistral Medium: 52.1 (#91), Mistral Medium 3.1: —
| Benchmark | Mistral Medium | Mistral Medium 3.1 |
|---|---|---|
| LMArena Non-English | 1408 | — |
| LMArena Chinese | 1447 | — |
| LMArena French | 1459 | — |
| LMArena German | 1432 | — |
| LMArena Japanese | 1378 | — |
| LMArena Korean | 1380 | — |
| LMArena Russian | 1411 | — |
| LMArena Spanish | 1433 | — |
Instruction Following Not comparable
Mistral Medium: 73.7 (#116), Mistral Medium 3.1: —
| Benchmark | Mistral Medium | Mistral Medium 3.1 |
|---|---|---|
| LMArena Instruction Following | 1398 | — |
Long Context Not comparable
Mistral Medium: 42.9 (#114), Mistral Medium 3.1: —
| Benchmark | Mistral Medium | Mistral Medium 3.1 |
|---|---|---|
| LMArena Longer Query | 1406 | — |
Writing & Preference Mistral Medium leads
Mistral Medium: 60.0 (#103), Mistral Medium 3.1: 55.5 (#145)
| Benchmark | Mistral Medium | Mistral Medium 3.1 |
|---|---|---|
| LMArena Text | 1424 | — |
| LMArena Creative Writing | 1391 | — |
| Short-Story Creative Writing | 77.3% | — |
| EQ-Bench Creative Writing | — | 1476 |
| LMArena Multi-Turn | 1418 | — |
Frequently asked questions
Is Mistral Medium better than Mistral Medium 3.1?
Mistral Medium is the stronger model overall, scoring 36.3 to 31.9 on the Noometry Index. Mistral Medium 3.1 costs 3.8× less per token, which makes it the better buy when Mistral Medium's lead doesn't matter for your workload.
Which is cheaper, Mistral Medium 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 Medium lists at $1.50 and $7.50.
Which has the bigger context window?
Mistral Medium does, with 262K tokens against 131K.
How many benchmarks do Mistral Medium and Mistral Medium 3.1 share?
0 benchmarks have published results for both models. Mistral Medium has 36 scored results on Noometry and Mistral Medium 3.1 has 3.