Model comparison
Mercury 2.5 vs Mistral
Mercury 2.5 is the stronger model overall, scoring 33.5 to 29.9 on the Noometry Index.
Last verified . 0 shared benchmarks.
Mistral AISummary
- The widest gap is in coding, where Mercury 2.5 leads 39.5 to 33.8.
Side by side
| Mercury 2.5 | Mistral | |
|---|---|---|
| Provider | Inception | Mistral AI |
| Noometry Index | 33.5 | 29.9 |
| Released | 2026-09-08 | — |
| Weights | Proprietary | Proprietary |
| Context window | 260K | — |
| Max output | 66K | — |
| Input $ / M tokens | $0.04 | — |
| Output $ / M tokens | $0.15 | — |
| Results tracked | 4 | 22 |
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Category by category
Coding Mercury 2.5 leads
Mercury 2.5: 39.5 (#156), Mistral: 33.8 (#250)
| Benchmark | Mercury 2.5 | Mistral |
|---|---|---|
| SciCode | 38.5% | — |
| LMArena Coding | — | 1162 |
| ALE-Bench | 301.65 | — |
Reasoning Too close to call
Mercury 2.5: 22.4 (#193), Mistral: 22.2 (#200)
| Benchmark | Mercury 2.5 | Mistral |
|---|---|---|
| CritPt | 0% | — |
| LMArena Hard Prompts | — | 1149 |
Math Mercury 2.5 leads
Mercury 2.5: 23.3 (#272), Mistral: 22.3 (#278)
| Benchmark | Mercury 2.5 | Mistral |
|---|---|---|
| ProofBench | 3% | — |
| Omni-MATH | — | 7.2% |
| LMArena Math | — | 1180 |
Knowledge Not comparable
Mercury 2.5: —, Mistral: 16.6 (#288)
| Benchmark | Mercury 2.5 | Mistral |
|---|---|---|
| MMLU-Pro | — | 27.7% |
| GPQA (HELM) | — | 30.3% |
| LMArena Expert | — | 1125 |
Multilingual Not comparable
Mercury 2.5: —, Mistral: 32.8 (#254)
| Benchmark | Mercury 2.5 | Mistral |
|---|---|---|
| LMArena Non-English | — | 1129 |
| LMArena Chinese | — | 1109 |
| LMArena French | — | 1180 |
| LMArena German | — | 1155 |
| LMArena Japanese | — | 1013 |
| LMArena Korean | — | 1032 |
| LMArena Russian | — | 1168 |
| LMArena Spanish | — | 1143 |
Instruction Following Not comparable
Mercury 2.5: —, Mistral: 52.6 (#288)
| Benchmark | Mercury 2.5 | Mistral |
|---|---|---|
| IFEval | — | 56.8% |
| LMArena Instruction Following | — | 1152 |
Long Context Not comparable
Mercury 2.5: —, Mistral: 35.0 (#245)
| Benchmark | Mercury 2.5 | Mistral |
|---|---|---|
| LMArena Longer Query | — | 1153 |
Writing & Preference Not comparable
Mercury 2.5: —, Mistral: 37.0 (#260)
| Benchmark | Mercury 2.5 | Mistral |
|---|---|---|
| LMArena Text | — | 1165 |
| LMArena Creative Writing | — | 1158 |
| WildBench | — | 66% |
| LMArena Multi-Turn | — | 1147 |
Frequently asked questions
Is Mercury 2.5 better than Mistral?
Mercury 2.5 is the stronger model overall, scoring 33.5 to 29.9 on the Noometry Index.
Is Mercury 2.5 or Mistral better for coding?
Mercury 2.5 scores higher on coding benchmarks: 39.5 versus 33.8 in the Noometry coding category.
How many benchmarks do Mercury 2.5 and Mistral share?
0 benchmarks have published results for both models. Mercury 2.5 has 4 scored results on Noometry and Mistral has 22.