# Claude 2.1 vs Deepseek Coder v2

> Deepseek Coder v2 is the stronger model overall, scoring 35.9 to 25.2 on the Noometry Index.

- Canonical page: https://noometry.com/compare/claude-2-1-vs-deepseek-coder-v2
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in math, where Deepseek Coder v2 leads 34.9 to 10.2.
- Deepseek Coder v2 has downloadable open weights; the other is API-only.

## Snapshot

| | Claude 2.1 | Deepseek Coder v2 |
|---|---|---|
| Provider | Anthropic | DeepSeek |
| Noometry Index | 25.2 | 35.9 |
| Rank | 345 | 220 |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- Claude 2.1: 26.2 (#327)
- Deepseek Coder v2: 38.1 (#183)

| Benchmark | Claude 2.1 | Deepseek Coder v2 |
|---|---|---|
| WeirdML | 7.1% | — |
| BigCodeBench Instruct | — | 48.2% |
| LMArena Coding | — | 1251 |
| BigCodeBench Complete | — | 59.7% |
| HumanEval+ | — | 82.3% |
| MBPP+ | — | 75.1% |

## Reasoning

- Claude 2.1: 21.4 (#221)
- Deepseek Coder v2: 23.6 (#176)

| Benchmark | Claude 2.1 | Deepseek Coder v2 |
|---|---|---|
| LMArena Hard Prompts | — | 1207 |
| DTBench | 51% | — |
| Epoch Capabilities Index | 119.27 | — |
| ForecastBench | 54.2 | — |
| WinoGrande | — | 83.7% |

## Math

- Claude 2.1: 10.2 (#315)
- Deepseek Coder v2: 34.9 (#190)

| Benchmark | Claude 2.1 | Deepseek Coder v2 |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 1.9% | — |
| LMArena Math | — | 1241 |
| GSM8K | — | 94.5% |

## Knowledge

- Claude 2.1: 15.4 (#292)
- Deepseek Coder v2: 32.3 (#212)

| Benchmark | Claude 2.1 | Deepseek Coder v2 |
|---|---|---|
| GPQA Diamond | 33% | — |
| LMArena Expert | — | 1181 |
| ARC (AI2) Challenge | — | 64.3% |
| MMLU | 73.5% | — |

## Multilingual

- Claude 2.1: —
- Deepseek Coder v2: 36.3 (#240)

| Benchmark | Claude 2.1 | Deepseek Coder v2 |
|---|---|---|
| LMArena Non-English | — | 1182 |
| LMArena Chinese | — | 1201 |
| LMArena French | — | 1185 |
| LMArena German | — | 1164 |
| LMArena Japanese | — | 1126 |
| LMArena Korean | — | 1104 |
| LMArena Russian | — | 1188 |
| LMArena Spanish | — | 1153 |

## Instruction Following

- Claude 2.1: —
- Deepseek Coder v2: 61.7 (#242)

| Benchmark | Claude 2.1 | Deepseek Coder v2 |
|---|---|---|
| LMArena Instruction Following | — | 1180 |

## Long Context

- Claude 2.1: —
- Deepseek Coder v2: 37.0 (#224)

| Benchmark | Claude 2.1 | Deepseek Coder v2 |
|---|---|---|
| LMArena Longer Query | — | 1219 |

## Writing & Preference

- Claude 2.1: —
- Deepseek Coder v2: 38.2 (#253)

| Benchmark | Claude 2.1 | Deepseek Coder v2 |
|---|---|---|
| LMArena Text | — | 1191 |
| LMArena Creative Writing | — | 1120 |
| LMArena Multi-Turn | — | 1177 |

## FAQ

### Is Claude 2.1 better than Deepseek Coder v2?

Deepseek Coder v2 is the stronger model overall, scoring 35.9 to 25.2 on the Noometry Index.

### Is Claude 2.1 or Deepseek Coder v2 better for coding?

Deepseek Coder v2 scores higher on coding benchmarks: 38.1 versus 26.2 in the Noometry coding category.

### How many benchmarks do Claude 2.1 and Deepseek Coder v2 share?

0 benchmarks have published results for both models. Claude 2.1 has 7 scored results on Noometry and Deepseek Coder v2 has 24.