Model comparison
Mixtral 8x7B vs o1-mini
o1-mini is the stronger model overall, scoring 34.0 to 27.1 on the Noometry Index.
Last verified . 22 shared benchmarks.
Mistral AISummary
- They share 22 benchmarks with published results for both. Mixtral 8x7B scores higher in 1 category and o1-mini in 7 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where o1-mini leads 34.9 to 11.0.
- The biggest single-benchmark swing is MATH Level 5: 10% for Mixtral 8x7B and 89.2% for o1-mini.
- Mixtral 8x7B has downloadable open weights; the other is API-only.
Side by side
| Mixtral 8x7B | o1-mini | |
|---|---|---|
| Provider | Mistral AI | OpenAI |
| Noometry Index | 27.1 | 34.0 |
| Released | 2023-12-11 | 2024-09-12 |
| Weights | Open | Proprietary |
| Context window | 32K | — |
| Max output | 32K | — |
| Input $ / M tokens | $0.70 | — |
| Output $ / M tokens | $0.70 | — |
| Results tracked | 38 | 39 |
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Category by category
Coding o1-mini leads
Mixtral 8x7B: 32.8 (#269), o1-mini: 35.5 (#224)
| Benchmark | Mixtral 8x7B | o1-mini |
|---|---|---|
| LMArena Coding | 1126 | 1362 |
| HumanEval+ | 39.6% | 89% |
| MBPP+ | 49.7% | 78.8% |
| Aider Polyglot | — | 32.9% |
| WeirdML | — | 36.3% |
| LiveBench Coding | — | 48% |
Agentic & Tool Use Not comparable
Mixtral 8x7B: —, o1-mini: 24.6 (#118)
| Benchmark | Mixtral 8x7B | o1-mini |
|---|---|---|
| Cybench | — | 10% |
Reasoning Mixtral 8x7B leads
Mixtral 8x7B: 18.2 (#285), o1-mini: 8.8 (#346)
| Benchmark | Mixtral 8x7B | o1-mini |
|---|---|---|
| LMArena Hard Prompts | 1115 | 1333 |
| Epoch Capabilities Index | 118.47 | 135.82 |
| ARC-AGI-2 | — | 0.8% |
| SimpleBench | — | 18.1% |
| ARC-AGI-1 | — | 14% |
| LiveBench Reasoning | — | 72.3% |
| DTBench | 49.6% | — |
| LiveBench Data Analysis | — | 57.9% |
| Adversarial NLI | 55.2% | — |
| ForecastBench | 56.3 | — |
| HellaSwag | 86.7% | — |
| LiveBench | — | 57.8% |
| PIQA | 83.6% | — |
| WinoGrande | 77.2% | — |
Math o1-mini leads
Mixtral 8x7B: 18.8 (#289), o1-mini: 35.4 (#186)
| Benchmark | Mixtral 8x7B | o1-mini |
|---|---|---|
| LMArena Math | 1147 | 1358 |
| MATH Level 5 | 10% | 89.2% |
| OTIS Mock AIME 2024-2025 | — | 46.9% |
| Omni-MATH | 10.5% | — |
| LiveBench Math | — | 62% |
| FrontierMath (Feb 2025 set) | — | 1.7% |
| GSM8K | 74.4% | — |
Knowledge o1-mini leads
Mixtral 8x7B: 11.0 (#301), o1-mini: 34.9 (#192)
| Benchmark | Mixtral 8x7B | o1-mini |
|---|---|---|
| GPQA Diamond | 30.6% | 62.4% |
| LMArena Expert | 1088 | 1316 |
| MMLU-Pro | 33.5% | — |
| Confabulations | — | 18.6% |
| GPQA (HELM) | 29.6% | — |
| ARC (AI2) Challenge | 87.3% | — |
| MMLU | 70.6% | — |
| OpenBookQA | 85.8% | — |
| TriviaQA | 82.2% | — |
Multilingual o1-mini leads
Mixtral 8x7B: 29.6 (#266), o1-mini: 43.6 (#182)
| Benchmark | Mixtral 8x7B | o1-mini |
|---|---|---|
| LMArena Non-English | 1077 | 1289 |
| LMArena Chinese | 1055 | 1314 |
| LMArena French | 1166 | 1293 |
| LMArena German | 1114 | 1278 |
| LMArena Japanese | 931 | 1245 |
| LMArena Korean | 968 | 1223 |
| LMArena Russian | 1090 | 1283 |
| LMArena Spanish | 1111 | 1303 |
Instruction Following o1-mini leads
Mixtral 8x7B: 51.0 (#297), o1-mini: 66.7 (#206)
| Benchmark | Mixtral 8x7B | o1-mini |
|---|---|---|
| LMArena Instruction Following | 1109 | 1304 |
| LiveBench Instruction Following | — | 65.4% |
| IFEval | 57.5% | — |
Long Context o1-mini leads
Mixtral 8x7B: 33.4 (#260), o1-mini: 40.1 (#161)
| Benchmark | Mixtral 8x7B | o1-mini |
|---|---|---|
| LMArena Longer Query | 1103 | 1320 |
Writing & Preference o1-mini leads
Mixtral 8x7B: 34.2 (#270), o1-mini: 48.4 (#202)
| Benchmark | Mixtral 8x7B | o1-mini |
|---|---|---|
| LMArena Text | 1132 | 1317 |
| LMArena Creative Writing | 1109 | 1244 |
| LMArena Multi-Turn | 1115 | 1314 |
| Short-Story Creative Writing | — | 64.9% |
| WildBench | 67.3% | — |
| LiveBench Language | — | 40.9% |
Frequently asked questions
Is Mixtral 8x7B better than o1-mini?
o1-mini is the stronger model overall, scoring 34.0 to 27.1 on the Noometry Index.
Is Mixtral 8x7B or o1-mini better for coding?
o1-mini scores higher on coding benchmarks: 35.5 versus 32.8 in the Noometry coding category.
How many benchmarks do Mixtral 8x7B and o1-mini share?
22 benchmarks have published results for both models. Mixtral 8x7B has 38 scored results on Noometry and o1-mini has 39.