# Claude 3 Haiku vs Mistral 7B

> Claude 3 Haiku is the stronger model overall, scoring 25.7 to 22.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/claude-3-haiku-vs-mistral-7b
- Last updated: 2026-10-10
- Shared benchmarks: 27

## Summary

- They share 27 benchmarks with published results for both. Claude 3 Haiku scores higher in 7 categories and Mistral 7B in 1 category; 7 gaps are clear of the uncertainty.
- The widest gap is in multilingual, where Claude 3 Haiku leads 36.1 to 26.0.
- The biggest single-benchmark swing is BigCodeBench Complete: 50.1% for Claude 3 Haiku and 27.3% for Mistral 7B.
- Mistral 7B has downloadable open weights; the other is API-only.

## Snapshot

| | Claude 3 Haiku | Mistral 7B |
|---|---|---|
| Provider | Anthropic | Mistral AI |
| Noometry Index | 25.7 | 22.9 |
| Rank | 333 | 346 |
| Context | — | 8K |
| Input $/M | — | $0.25 |
| Output $/M | — | $0.25 |
| Weights | Proprietary | Open |

## Coding

- Claude 3 Haiku: 26.1 (#320)
- Mistral 7B: 25.9 (#321)

| Benchmark | Claude 3 Haiku | Mistral 7B |
|---|---|---|
| BigCodeBench Instruct | 39.4% | 19.5% |
| LMArena Coding | 1199 | 1082 |
| BigCodeBench Complete | 50.1% | 27.3% |
| HumanEval+ | 68.9% | 36% |
| MBPP+ | 68.8% | 42.1% |
| WeirdML | 9.8% | — |
| CadEval | 12% | — |

## Reasoning

- Claude 3 Haiku: 15.7 (#303)
- Mistral 7B: 12.6 (#331)

| Benchmark | Claude 3 Haiku | Mistral 7B |
|---|---|---|
| LMArena Hard Prompts | 1174 | 1067 |
| DTBench | 50.1% | 42.5% |
| Epoch Capabilities Index | 118.3 | 111.97 |
| WinoGrande | 74.2% | 75.3% |
| Kagi LLM Benchmark | 34.2% | — |
| Chess Puzzles | — | 0% |
| LMCA | 8.8% | — |
| Adversarial NLI | — | 47.1% |
| BIG-Bench Hard | — | 56.1% |
| ForecastBench | 53.2 | — |
| HellaSwag | — | 81% |
| PIQA | — | 83% |

## Math

- Claude 3 Haiku: 9.2 (#313)
- Mistral 7B: 7.6 (#319)

| Benchmark | Claude 3 Haiku | Mistral 7B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 1.8% | 0.3% |
| LMArena Math | 1188 | 1085 |
| MATH Level 5 | 14.9% | 3.7% |
| GSM8K | — | 54.4% |

## Knowledge

- Claude 3 Haiku: 17.3 (#280)
- Mistral 7B: 7.3 (#306)

| Benchmark | Claude 3 Haiku | Mistral 7B |
|---|---|---|
| GPQA Diamond | 36.3% | 15.2% |
| LMArena Expert | 1148 | 1036 |
| MMLU | 73.8% | 62.5% |
| Confabulations | 34.2% | — |
| ARC (AI2) Challenge | — | 78.6% |
| BoolQ | — | 87.4% |
| OpenBookQA | — | 79.8% |
| TriviaQA | — | 75.2% |

## Multimodal

- Claude 3 Haiku: 23.1 (#123)
- Mistral 7B: —

| Benchmark | Claude 3 Haiku | Mistral 7B |
|---|---|---|
| LMArena Vision | 950 | — |
| ScienceQA | 72% | — |

## Multilingual

- Claude 3 Haiku: 36.1 (#238)
- Mistral 7B: 26.0 (#278)

| Benchmark | Claude 3 Haiku | Mistral 7B |
|---|---|---|
| LMArena Non-English | 1178 | 1012 |
| LMArena Chinese | 1155 | 1009 |
| LMArena French | 1194 | 1036 |
| LMArena German | 1174 | 987 |
| LMArena Japanese | 1102 | 878 |
| LMArena Russian | 1204 | 1018 |
| LMArena Spanish | 1165 | 1026 |
| LMArena Korean | 1108 | — |

## Instruction Following

- Claude 3 Haiku: 61.5 (#242)
- Mistral 7B: 54.5 (#275)

| Benchmark | Claude 3 Haiku | Mistral 7B |
|---|---|---|
| LMArena Instruction Following | 1174 | 1060 |

## Long Context

- Claude 3 Haiku: 36.1 (#232)
- Mistral 7B: 32.2 (#266)

| Benchmark | Claude 3 Haiku | Mistral 7B |
|---|---|---|
| LMArena Longer Query | 1191 | 1060 |

## Writing & Preference

- Claude 3 Haiku: 29.8 (#286)
- Mistral 7B: 30.9 (#281)

| Benchmark | Claude 3 Haiku | Mistral 7B |
|---|---|---|
| LMArena Text | 1195 | 1090 |
| LMArena Creative Writing | 1157 | 1068 |
| LMArena Multi-Turn | 1190 | 1062 |
| EQ-Bench Creative Writing | 717 | — |

## FAQ

### Is Claude 3 Haiku better than Mistral 7B?

Claude 3 Haiku is the stronger model overall, scoring 25.7 to 22.9 on the Noometry Index.

### Is Claude 3 Haiku or Mistral 7B better for coding?

They score almost the same on coding (26.1 vs 25.9); test both on your own repository before choosing.

### How many benchmarks do Claude 3 Haiku and Mistral 7B share?

27 benchmarks have published results for both models. Claude 3 Haiku has 37 scored results on Noometry and Mistral 7B has 37.