Model comparison
Claude 3 Opus vs Mixtral 8x7B
Claude 3 Opus is the stronger model overall, scoring 29.5 to 27.1 on the Noometry Index.
Last verified . 26 shared benchmarks.
Mistral AISummary
- They share 26 benchmarks with published results for both. Claude 3 Opus scores higher in 6 categories and Mixtral 8x7B in 2 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Claude 3 Opus leads 24.5 to 11.0.
- The biggest single-benchmark swing is MATH Level 5: 37.5% for Claude 3 Opus and 10% for Mixtral 8x7B.
- Mixtral 8x7B has downloadable open weights; the other is API-only.
Side by side
| Claude 3 Opus | Mixtral 8x7B | |
|---|---|---|
| Provider | Anthropic | Mistral AI |
| Noometry Index | 29.5 | 27.1 |
| Released | 2024-02-29 | 2023-12-11 |
| Weights | Proprietary | Open |
| Context window | — | 32K |
| Max output | — | 32K |
| Input $ / M tokens | — | $0.70 |
| Output $ / M tokens | — | $0.70 |
| Results tracked | 46 | 38 |
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Category by category
Coding Too close to call
Claude 3 Opus: 32.9 (#267), Mixtral 8x7B: 32.8 (#269)
| Benchmark | Claude 3 Opus | Mixtral 8x7B |
|---|---|---|
| LMArena Coding | 1264 | 1126 |
| HumanEval+ | 77.4% | 39.6% |
| MBPP+ | 73.3% | 49.7% |
| WeirdML | 19.2% | — |
| BigCodeBench Instruct | 45.5% | — |
| LiveBench Coding | 38.6% | — |
| BigCodeBench Complete | 57.4% | — |
Agentic & Tool Use Not comparable
Claude 3 Opus: 24.6 (#116), Mixtral 8x7B: —
| Benchmark | Claude 3 Opus | Mixtral 8x7B |
|---|---|---|
| Cybench | 10% | — |
| METR Time Horizons | 29.5% | — |
Reasoning Mixtral 8x7B leads
Claude 3 Opus: 14.6 (#324), Mixtral 8x7B: 18.2 (#285)
| Benchmark | Claude 3 Opus | Mixtral 8x7B |
|---|---|---|
| LMArena Hard Prompts | 1245 | 1115 |
| DTBench | 61.6% | 49.6% |
| Epoch Capabilities Index | 126.91 | 118.47 |
| ForecastBench | 58.4 | 56.3 |
| WinoGrande | 88.5% | 77.2% |
| SimpleBench | 23.5% | — |
| Chess Puzzles | 5% | — |
| EnigmaEval | 0.8% | — |
| LiveBench Reasoning | 40.6% | — |
| LiveBench Data Analysis | 57.9% | — |
| LMCA | 17% | — |
| Adversarial NLI | — | 55.2% |
| HellaSwag | — | 86.7% |
| LiveBench | 49.2% | — |
| PIQA | — | 83.6% |
Math Mixtral 8x7B leads
Claude 3 Opus: 14.8 (#299), Mixtral 8x7B: 18.8 (#289)
| Benchmark | Claude 3 Opus | Mixtral 8x7B |
|---|---|---|
| LMArena Math | 1273 | 1147 |
| MATH Level 5 | 37.5% | 10% |
| OTIS Mock AIME 2024-2025 | 4.7% | — |
| Omni-MATH | — | 10.5% |
| LiveBench Math | 43.6% | — |
| GSM8K | — | 74.4% |
Knowledge Claude 3 Opus leads
Claude 3 Opus: 24.5 (#267), Mixtral 8x7B: 11.0 (#301)
| Benchmark | Claude 3 Opus | Mixtral 8x7B |
|---|---|---|
| GPQA Diamond | 47.2% | 30.6% |
| LMArena Expert | 1223 | 1088 |
| MMLU | 84.6% | 70.6% |
| SimpleQA Verified | 12.6% | — |
| MMLU-Pro | — | 33.5% |
| Confabulations | 22.7% | — |
| GPQA (HELM) | — | 29.6% |
| ARC (AI2) Challenge | — | 87.3% |
| OpenBookQA | — | 85.8% |
| TriviaQA | — | 82.2% |
Multimodal Not comparable
Claude 3 Opus: 27.1 (#116), Mixtral 8x7B: —
| Benchmark | Claude 3 Opus | Mixtral 8x7B |
|---|---|---|
| LMArena Vision | 1023 | — |
Multilingual Claude 3 Opus leads
Claude 3 Opus: 41.4 (#207), Mixtral 8x7B: 29.6 (#266)
| Benchmark | Claude 3 Opus | Mixtral 8x7B |
|---|---|---|
| LMArena Non-English | 1258 | 1077 |
| LMArena Chinese | 1248 | 1055 |
| LMArena French | 1275 | 1166 |
| LMArena German | 1258 | 1114 |
| LMArena Japanese | 1204 | 931 |
| LMArena Korean | 1187 | 968 |
| LMArena Russian | 1280 | 1090 |
| LMArena Spanish | 1246 | 1111 |
Instruction Following Claude 3 Opus leads
Claude 3 Opus: 64.1 (#228), Mixtral 8x7B: 51.0 (#297)
| Benchmark | Claude 3 Opus | Mixtral 8x7B |
|---|---|---|
| LMArena Instruction Following | 1248 | 1109 |
| LiveBench Instruction Following | 63.9% | — |
| IFEval | — | 57.5% |
Long Context Claude 3 Opus leads
Claude 3 Opus: 38.2 (#202), Mixtral 8x7B: 33.4 (#260)
| Benchmark | Claude 3 Opus | Mixtral 8x7B |
|---|---|---|
| LMArena Longer Query | 1259 | 1103 |
Writing & Preference Claude 3 Opus leads
Claude 3 Opus: 47.2 (#213), Mixtral 8x7B: 34.2 (#270)
| Benchmark | Claude 3 Opus | Mixtral 8x7B |
|---|---|---|
| LMArena Text | 1262 | 1132 |
| LMArena Creative Writing | 1235 | 1109 |
| LMArena Multi-Turn | 1275 | 1115 |
| WildBench | — | 67.3% |
| LiveBench Language | 50.4% | — |
Frequently asked questions
Is Claude 3 Opus better than Mixtral 8x7B?
Claude 3 Opus is the stronger model overall, scoring 29.5 to 27.1 on the Noometry Index.
Is Claude 3 Opus or Mixtral 8x7B better for coding?
They score almost the same on coding (32.9 vs 32.8); test both on your own repository before choosing.
How many benchmarks do Claude 3 Opus and Mixtral 8x7B share?
26 benchmarks have published results for both models. Claude 3 Opus has 46 scored results on Noometry and Mixtral 8x7B has 38.