# Claude 3.5 Haiku vs Grok 4.1

> Grok 4.1 is the stronger model overall, scoring 41.5 to 29.2 on the Noometry Index.

- Canonical page: https://noometry.com/compare/claude-3-5-haiku-vs-grok-4-1
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Claude 3.5 Haiku scores higher in 0 categories and Grok 4.1 in 9 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in math, where Grok 4.1 leads 38.9 to 14.7.

## Snapshot

| | Claude 3.5 Haiku | Grok 4.1 |
|---|---|---|
| Provider | Anthropic | xAI |
| Noometry Index | 29.2 | 41.5 |
| Rank | 315 | 134 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Proprietary |

## Coding

- Claude 3.5 Haiku: 32.9 (#265)
- Grok 4.1: 33.7 (#253)

| Benchmark | Claude 3.5 Haiku | Grok 4.1 |
|---|---|---|
| LMArena Coding | 1286 | 1445 |
| Aider Polyglot | 28% | — |
| LMArena WebDev | — | 1214 |
| SciCode | 27.4% | — |
| WeirdML | 30.7% | — |
| BigCodeBench Instruct | 46.1% | — |
| LiveBench Coding | 51.4% | — |
| BigCodeBench Complete | 59% | — |
| CadEval | 32% | — |

## Agentic & Tool Use

- Claude 3.5 Haiku: 28.0 (#95)
- Grok 4.1: 34.1 (#49)

| Benchmark | Claude 3.5 Haiku | Grok 4.1 |
|---|---|---|
| Cybench | — | 39% |
| BALROG | 19.3% | — |

## Reasoning

- Claude 3.5 Haiku: 17.7 (#290)
- Grok 4.1: 29.5 (#91)

| Benchmark | Claude 3.5 Haiku | Grok 4.1 |
|---|---|---|
| LMArena Hard Prompts | 1251 | 1435 |
| CritPt | 0% | — |
| LiveBench Reasoning | 28.1% | — |
| DTBench | 56.7% | — |
| LiveBench Data Analysis | 48.5% | — |
| Epoch Capabilities Index | 127.15 | — |
| LiveBench | 43.5% | — |

## Math

- Claude 3.5 Haiku: 14.7 (#300)
- Grok 4.1: 38.9 (#120)

| Benchmark | Claude 3.5 Haiku | Grok 4.1 |
|---|---|---|
| LMArena Math | 1244 | 1422 |
| OTIS Mock AIME 2024-2025 | 4.3% | — |
| Omni-MATH | 22.4% | — |
| LiveBench Math | 35.5% | — |
| MATH Level 5 | 46.4% | — |
| FrontierMath (Feb 2025 set) | 0.3% | — |

## Knowledge

- Claude 3.5 Haiku: 18.7 (#281)
- Grok 4.1: 39.5 (#133)

| Benchmark | Claude 3.5 Haiku | Grok 4.1 |
|---|---|---|
| LMArena Expert | 1208 | 1417 |
| GPQA Diamond | 38.1% | — |
| MMLU-Pro | 60.5% | — |
| Confabulations | 36.7% | — |
| GPQA (HELM) | 36.3% | — |
| MMLU | 74.3% | — |

## Multimodal

- Claude 3.5 Haiku: 26.8 (#117)
- Grok 4.1: —

| Benchmark | Claude 3.5 Haiku | Grok 4.1 |
|---|---|---|
| LMArena Vision | 1092 | — |
| GeoBench | 34% | — |

## Multilingual

- Claude 3.5 Haiku: 40.0 (#218)
- Grok 4.1: 53.4 (#68)

| Benchmark | Claude 3.5 Haiku | Grok 4.1 |
|---|---|---|
| LMArena Non-English | 1238 | 1425 |
| LMArena Chinese | 1229 | 1465 |
| LMArena French | 1264 | 1448 |
| LMArena German | 1237 | 1446 |
| LMArena Japanese | 1175 | 1397 |
| LMArena Korean | 1173 | 1407 |
| LMArena Russian | 1253 | 1434 |
| LMArena Spanish | 1261 | 1438 |

## Instruction Following

- Claude 3.5 Haiku: 62.9 (#234)
- Grok 4.1: 73.8 (#111)

| Benchmark | Claude 3.5 Haiku | Grok 4.1 |
|---|---|---|
| LMArena Instruction Following | 1241 | 1400 |
| LiveBench Instruction Following | 61.9% | — |
| IFEval | 79.2% | — |

## Long Context

- Claude 3.5 Haiku: 38.3 (#200)
- Grok 4.1: 43.2 (#100)

| Benchmark | Claude 3.5 Haiku | Grok 4.1 |
|---|---|---|
| LMArena Longer Query | 1261 | 1416 |

## Writing & Preference

- Claude 3.5 Haiku: 42.7 (#234)
- Grok 4.1: 62.4 (#75)

| Benchmark | Claude 3.5 Haiku | Grok 4.1 |
|---|---|---|
| LMArena Text | 1255 | 1437 |
| LMArena Creative Writing | 1233 | 1411 |
| LMArena Multi-Turn | 1265 | 1437 |
| Short-Story Creative Writing | 73.5% | — |
| EQ-Bench Creative Writing | 1146 | — |
| WildBench | 76% | — |
| LiveBench Language | 35.4% | — |

## FAQ

### Is Claude 3.5 Haiku better than Grok 4.1?

Grok 4.1 is the stronger model overall, scoring 41.5 to 29.2 on the Noometry Index.

### Is Claude 3.5 Haiku or Grok 4.1 better for coding?

They score almost the same on coding (32.9 vs 33.7); test both on your own repository before choosing.

### How many benchmarks do Claude 3.5 Haiku and Grok 4.1 share?

17 benchmarks have published results for both models. Claude 3.5 Haiku has 49 scored results on Noometry and Grok 4.1 has 19.