Model comparison
Grok 4.1 Fast vs Mistral
Grok 4.1 Fast is the stronger model overall, scoring 41.4 to 29.9 on the Noometry Index.
Last verified . 17 shared benchmarks.
Mistral AISummary
- They share 17 benchmarks with published results for both. Grok 4.1 Fast scores higher in 8 categories and Mistral in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Grok 4.1 Fast leads 43.4 to 22.2.
Side by side
| Grok 4.1 Fast | Mistral | |
|---|---|---|
| Provider | xAI | Mistral AI |
| Noometry Index | 41.4 | 29.9 |
| Released | 2025-06-27 | — |
| Weights | Proprietary | Proprietary |
| Context window | 128K | — |
| Max output | 30K | — |
| Input $ / M tokens | $0.20 | — |
| Output $ / M tokens | $0.50 | — |
| Results tracked | 32 | 22 |
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Category by category
Coding Too close to call
Grok 4.1 Fast: 34.1 (#245), Mistral: 33.8 (#250)
| Benchmark | Grok 4.1 Fast | Mistral |
|---|---|---|
| LMArena Coding | 1411 | 1162 |
| LMArena WebDev | 1242 | — |
| ALE-Bench | 394.93 | — |
Agentic & Tool Use Not comparable
Grok 4.1 Fast: 36.3 (#39), Mistral: —
| Benchmark | Grok 4.1 Fast | Mistral |
|---|---|---|
| Berkeley Function Calling Leaderboard | 69.6% | — |
| τ²-bench Banking | 13.1% | — |
| LMArena Search | 1171 | — |
| Vending-Bench 2 | 1,107 | — |
Reasoning Grok 4.1 Fast leads
Grok 4.1 Fast: 43.4 (#49), Mistral: 22.2 (#200)
| Benchmark | Grok 4.1 Fast | Mistral |
|---|---|---|
| LMArena Hard Prompts | 1407 | 1149 |
| SimpleBench | 56% | — |
| NYT Connections (extended) | 87.4% | — |
| DTBench | 87.7% | — |
| ForecastBench | 61 | — |
Math Grok 4.1 Fast leads
Grok 4.1 Fast: 31.9 (#221), Mistral: 22.3 (#278)
| Benchmark | Grok 4.1 Fast | Mistral |
|---|---|---|
| LMArena Math | 1408 | 1180 |
| MathArena Final-Answer Competitions | 60.9% | — |
| ProofBench | 4% | — |
| Omni-MATH | — | 7.2% |
Knowledge Grok 4.1 Fast leads
Grok 4.1 Fast: 33.1 (#207), Mistral: 16.6 (#288)
| Benchmark | Grok 4.1 Fast | Mistral |
|---|---|---|
| LMArena Expert | 1399 | 1125 |
| MMLU-Pro | — | 27.7% |
| Vectara Hallucination Rate | 17.8% | — |
| GPQA (HELM) | — | 30.3% |
Multimodal Not comparable
Grok 4.1 Fast: 37.0 (#76), Mistral: —
| Benchmark | Grok 4.1 Fast | Mistral |
|---|---|---|
| LMArena Vision | 1201 | — |
Multilingual Grok 4.1 Fast leads
Grok 4.1 Fast: 51.0 (#114), Mistral: 32.8 (#254)
| Benchmark | Grok 4.1 Fast | Mistral |
|---|---|---|
| LMArena Non-English | 1391 | 1129 |
| LMArena Chinese | 1441 | 1109 |
| LMArena French | 1415 | 1180 |
| LMArena German | 1404 | 1155 |
| LMArena Japanese | 1349 | 1013 |
| LMArena Korean | 1361 | 1032 |
| LMArena Russian | 1387 | 1168 |
| LMArena Spanish | 1413 | 1143 |
Instruction Following Grok 4.1 Fast leads
Grok 4.1 Fast: 72.7 (#133), Mistral: 52.6 (#288)
| Benchmark | Grok 4.1 Fast | Mistral |
|---|---|---|
| LMArena Instruction Following | 1376 | 1152 |
| IFEval | — | 56.8% |
Long Context Grok 4.1 Fast leads
Grok 4.1 Fast: 42.4 (#126), Mistral: 35.0 (#245)
| Benchmark | Grok 4.1 Fast | Mistral |
|---|---|---|
| LMArena Longer Query | 1390 | 1153 |
Writing & Preference Grok 4.1 Fast leads
Grok 4.1 Fast: 57.2 (#131), Mistral: 37.0 (#260)
| Benchmark | Grok 4.1 Fast | Mistral |
|---|---|---|
| LMArena Text | 1408 | 1165 |
| LMArena Creative Writing | 1394 | 1158 |
| LMArena Multi-Turn | 1389 | 1147 |
| EQ-Bench Creative Writing | 1327 | — |
| WildBench | — | 66% |
Frequently asked questions
Is Grok 4.1 Fast better than Mistral?
Grok 4.1 Fast is the stronger model overall, scoring 41.4 to 29.9 on the Noometry Index.
Is Grok 4.1 Fast or Mistral better for coding?
They score almost the same on coding (34.1 vs 33.8); test both on your own repository before choosing.
How many benchmarks do Grok 4.1 Fast and Mistral share?
17 benchmarks have published results for both models. Grok 4.1 Fast has 32 scored results on Noometry and Mistral has 22.