# Deepseek Coder v2 vs Grok 4 Fast

> Grok 4 Fast is the stronger model overall, scoring 39.0 to 35.3 on the Noometry Index.

- Canonical page: https://noometry.com/compare/deepseek-coder-v2-vs-grok-4-fast
- Last updated: 2026-10-10
- Shared benchmarks: 17

## Summary

- They share 17 benchmarks with published results for both. Deepseek Coder v2 scores higher in 3 categories and Grok 4 Fast in 5 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in long context, where Grok 4 Fast leads 63.2 to 37.0.
- Deepseek Coder v2 has downloadable open weights; the other is API-only.

## Snapshot

| | Deepseek Coder v2 | Grok 4 Fast |
|---|---|---|
| Provider | DeepSeek | xAI |
| Noometry Index | 35.3 | 39.0 |
| Rank | 217 | 164 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Open | Proprietary |

## Coding

- Deepseek Coder v2: 37.5 (#178)
- Grok 4 Fast: 32.3 (#264)

| Benchmark | Deepseek Coder v2 | Grok 4 Fast |
|---|---|---|
| LMArena Coding | 1251 | 1429 |
| LMArena WebDev | — | 1160 |
| WeirdML | — | 42.9% |
| BigCodeBench Instruct | 48.2% | — |
| BigCodeBench Complete | 59.7% | — |
| HumanEval+ | 82.3% | — |
| MBPP+ | 75.1% | — |

## Agentic & Tool Use

- Deepseek Coder v2: —
- Grok 4 Fast: 29.3 (#80)

| Benchmark | Deepseek Coder v2 | Grok 4 Fast |
|---|---|---|
| τ²-bench Banking | — | 15.7% |
| Cybench | — | 30% |
| LMArena Search | — | 1171 |

## Reasoning

- Deepseek Coder v2: 22.6 (#175)
- Grok 4 Fast: 22.5 (#179)

| Benchmark | Deepseek Coder v2 | Grok 4 Fast |
|---|---|---|
| LMArena Hard Prompts | 1207 | 1413 |
| ARC-AGI-2 | — | 5.3% |
| Kagi LLM Benchmark | — | 66.1% |
| ARC-AGI-1 | — | 48.5% |
| DTBench | — | 82.7% |
| Epoch Capabilities Index | — | 144.21 |
| ForecastBench | — | 60.5 |
| WinoGrande | 83.7% | — |

## Math

- Deepseek Coder v2: 32.3 (#188)
- Grok 4 Fast: 36.1 (#126)

| Benchmark | Deepseek Coder v2 | Grok 4 Fast |
|---|---|---|
| LMArena Math | 1241 | 1419 |
| GSM8K | 94.5% | — |

## Knowledge

- Deepseek Coder v2: 31.7 (#209)
- Grok 4 Fast: 31.5 (#211)

| Benchmark | Deepseek Coder v2 | Grok 4 Fast |
|---|---|---|
| LMArena Expert | 1181 | 1411 |
| Vectara Hallucination Rate | — | 19.7% |
| ARC (AI2) Challenge | 64.3% | — |

## Multilingual

- Deepseek Coder v2: 36.4 (#235)
- Grok 4 Fast: 51.5 (#106)

| Benchmark | Deepseek Coder v2 | Grok 4 Fast |
|---|---|---|
| LMArena Non-English | 1182 | 1397 |
| LMArena Chinese | 1201 | 1458 |
| LMArena French | 1184 | 1433 |
| LMArena German | 1164 | 1383 |
| LMArena Japanese | 1126 | 1358 |
| LMArena Korean | 1104 | 1359 |
| LMArena Russian | 1188 | 1387 |
| LMArena Spanish | 1153 | 1414 |

## Instruction Following

- Deepseek Coder v2: 61.9 (#237)
- Grok 4 Fast: 73.4 (#116)

| Benchmark | Deepseek Coder v2 | Grok 4 Fast |
|---|---|---|
| LMArena Instruction Following | 1180 | 1388 |

## Long Context

- Deepseek Coder v2: 37.0 (#219)
- Grok 4 Fast: 63.2 (#3)

| Benchmark | Deepseek Coder v2 | Grok 4 Fast |
|---|---|---|
| LMArena Longer Query | 1219 | 1415 |
| Fiction.LiveBench | — | 94.4% |

## Writing & Preference

- Deepseek Coder v2: 38.4 (#249)
- Grok 4 Fast: 60.2 (#96)

| Benchmark | Deepseek Coder v2 | Grok 4 Fast |
|---|---|---|
| LMArena Text | 1191 | 1407 |
| LMArena Creative Writing | 1120 | 1388 |
| LMArena Multi-Turn | 1176 | 1414 |

## FAQ

### Is Deepseek Coder v2 better than Grok 4 Fast?

Grok 4 Fast is the stronger model overall, scoring 39.0 to 35.3 on the Noometry Index.

### Is Deepseek Coder v2 or Grok 4 Fast better for coding?

Deepseek Coder v2 scores higher on coding benchmarks: 37.5 versus 32.3 in the Noometry coding category.

### How many benchmarks do Deepseek Coder v2 and Grok 4 Fast share?

17 benchmarks have published results for both models. Deepseek Coder v2 has 24 scored results on Noometry and Grok 4 Fast has 30.