# Claude Opus 4.6 vs Mistral

> Claude Opus 4.6 is the stronger model overall, scoring 58.2 to 29.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/claude-opus-4-6-vs-mistral
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Claude Opus 4.6 scores higher in 8 categories and Mistral in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Claude Opus 4.6 leads 61.9 to 16.6.

## Snapshot

| | Claude Opus 4.6 | Mistral |
|---|---|---|
| Provider | Anthropic | Mistral AI |
| Noometry Index | 58.2 | 29.9 |
| Rank | 20 | 303 |
| Context | 1M | — |
| Input $/M | $5 | — |
| Output $/M | $25 | — |
| Weights | Proprietary | Proprietary |

## Coding

- Claude Opus 4.6: 57.2 (#20)
- Mistral: 33.8 (#250)

| Benchmark | Claude Opus 4.6 | Mistral |
|---|---|---|
| LMArena Coding | 1536 | 1162 |
| SWE-bench Verified | 78.7% | — |
| FrontierCode | 26.6% | — |
| SWE-bench Verified (bash only) | 75.6% | — |
| LMArena WebDev | 1547 | — |
| SWE-bench Multilingual | 72% | — |
| GSO | 41.2% | — |
| WeirdML | 78% | — |
| ALE-Bench | 996.5 | — |
| AlgoTune | 1.47 | — |

## Agentic & Tool Use

- Claude Opus 4.6: 51.1 (#4)
- Mistral: —

| Benchmark | Claude Opus 4.6 | Mistral |
|---|---|---|
| Terminal-Bench | 79.8% | — |
| APEX-Agents | 46.3% | — |
| Remote Labor Index | 4.2% | — |
| τ²-bench Banking | 27.3% | — |
| Cybench | 93% | — |
| DeepResearch Bench | 55.3% | — |
| GBAEval | 44.1% | — |
| LMArena Search | 1253 | — |
| METR Time Horizons | 78.9% | — |
| Vending-Bench 2 | 8,018 | — |

## Reasoning

- Claude Opus 4.6: 57.8 (#23)
- Mistral: 22.2 (#200)

| Benchmark | Claude Opus 4.6 | Mistral |
|---|---|---|
| LMArena Hard Prompts | 1527 | 1149 |
| ARC-AGI-2 | 69.2% | — |
| SimpleBench | 67.6% | — |
| Kagi LLM Benchmark | 83.6% | — |
| NYT Connections (extended) | 92.1% | — |
| ARC-AGI-1 | 94% | — |
| Chess Puzzles | 17% | — |
| EnigmaEval | 7.6% | — |
| Thematic Generalization | 80.6% | — |
| EBR-Bench | 12.7% | — |
| Mystery Game Puzzles | 25% | — |
| DTBench | 91.2% | — |
| LMCA | 55.8% | — |
| Epoch Capabilities Index | 155.24 | — |
| ForecastBench | 60 | — |

## Math

- Claude Opus 4.6: 63.0 (#31)
- Mistral: 22.3 (#278)

| Benchmark | Claude Opus 4.6 | Mistral |
|---|---|---|
| LMArena Math | 1519 | 1180 |
| FrontierMath (Tiers 1-3) | 66% | — |
| FrontierMath Tier 4 | 26.8% | — |
| MathArena Final-Answer Competitions | 78.5% | — |
| OTIS Mock AIME 2024-2025 | 94.4% | — |
| ProofBench | 50% | — |
| Omni-MATH | — | 7.2% |
| FrontierMath (Feb 2025 set) | 40.7% | — |
| FrontierMath Tier 4 (v1) | 22.9% | — |

## Knowledge

- Claude Opus 4.6: 61.9 (#26)
- Mistral: 16.6 (#288)

| Benchmark | Claude Opus 4.6 | Mistral |
|---|---|---|
| LMArena Expert | 1546 | 1125 |
| GPQA Diamond | 90.5% | — |
| Humanity's Last Exam | 34.4% | — |
| SimpleQA Verified | 47% | — |
| MMLU-Pro | — | 27.7% |
| Vectara Hallucination Rate | 12.2% | — |
| GPQA (HELM) | — | 30.3% |

## Multimodal

- Claude Opus 4.6: 37.3 (#74)
- Mistral: —

| Benchmark | Claude Opus 4.6 | Mistral |
|---|---|---|
| LMArena Vision | 1316 | — |
| Furniture Assembly | 28.3% | — |
| LMArena Document | 1507 | — |

## Multilingual

- Claude Opus 4.6: 57.9 (#6)
- Mistral: 32.8 (#254)

| Benchmark | Claude Opus 4.6 | Mistral |
|---|---|---|
| LMArena Non-English | 1489 | 1129 |
| LMArena Chinese | 1551 | 1109 |
| LMArena French | 1513 | 1180 |
| LMArena German | 1502 | 1155 |
| LMArena Japanese | 1484 | 1013 |
| LMArena Korean | 1464 | 1032 |
| LMArena Russian | 1497 | 1168 |
| LMArena Spanish | 1510 | 1143 |

## Instruction Following

- Claude Opus 4.6: 79.5 (#4)
- Mistral: 52.6 (#288)

| Benchmark | Claude Opus 4.6 | Mistral |
|---|---|---|
| LMArena Instruction Following | 1523 | 1152 |
| IFEval | — | 56.8% |

## Long Context

- Claude Opus 4.6: 48.1 (#13)
- Mistral: 35.0 (#245)

| Benchmark | Claude Opus 4.6 | Mistral |
|---|---|---|
| LMArena Longer Query | 1520 | 1153 |
| CL-bench | 20.7% | — |
| CL-bench Life | 17% | — |

## Writing & Preference

- Claude Opus 4.6: 73.5 (#10)
- Mistral: 37.0 (#260)

| Benchmark | Claude Opus 4.6 | Mistral |
|---|---|---|
| LMArena Text | 1503 | 1165 |
| LMArena Creative Writing | 1505 | 1158 |
| LMArena Multi-Turn | 1513 | 1147 |
| EQ-Bench Creative Writing | 1809 | — |
| WildBench | — | 66% |
| EQ-Bench 4 | 1223 | — |

## FAQ

### Is Claude Opus 4.6 better than Mistral?

Claude Opus 4.6 is the stronger model overall, scoring 58.2 to 29.9 on the Noometry Index.

### Is Claude Opus 4.6 or Mistral better for coding?

Claude Opus 4.6 scores higher on coding benchmarks: 57.2 versus 33.8 in the Noometry coding category.

### How many benchmarks do Claude Opus 4.6 and Mistral share?

17 benchmarks have published results for both models. Claude Opus 4.6 has 68 scored results on Noometry and Mistral has 22.