# Claude 2.1 vs StarCoder 2 3B

> Claude 2.1 has enough public results to be ranked (#345); StarCoder 2 3B does not yet, so treat this comparison as directional.

- Canonical page: https://noometry.com/compare/claude-2-1-vs-starcoder-2-3b
- Last updated: 2026-10-11
- Shared benchmarks: 2

## Summary

- They share 2 benchmarks with published results for both. Claude 2.1 scores higher in 0 categories and StarCoder 2 3B in 1 category; one gap is clear of the uncertainty.
- The widest gap is in coding, where StarCoder 2 3B leads 33.5 to 26.2.
- StarCoder 2 3B has downloadable open weights; the other is API-only.

## Snapshot

| | Claude 2.1 | StarCoder 2 3B |
|---|---|---|
| Provider | Anthropic | NVIDIA |
| Noometry Index | 25.2 | 36.3 |
| Rank | 345 | — |
| Context | — | — |
| Input $/M | — | — |
| Output $/M | — | — |
| Weights | Proprietary | Open |

## Coding

- Claude 2.1: 26.2 (#327)
- StarCoder 2 3B: 33.5

| Benchmark | Claude 2.1 | StarCoder 2 3B |
|---|---|---|
| WeirdML | 7.1% | — |
| BigCodeBench Complete | — | 21.4% |
| HumanEval+ | — | 27.4% |

## Reasoning

- Claude 2.1: 21.4 (#221)
- StarCoder 2 3B: —

| Benchmark | Claude 2.1 | StarCoder 2 3B |
|---|---|---|
| Epoch Capabilities Index | 119.27 | 88.76 |
| DTBench | 51% | — |
| ForecastBench | 54.2 | — |
| WinoGrande | — | 57.1% |

## Math

- Claude 2.1: 10.2 (#315)
- StarCoder 2 3B: —

| Benchmark | Claude 2.1 | StarCoder 2 3B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 1.9% | — |
| GSM8K | — | 21.6% |

## Knowledge

- Claude 2.1: 15.4 (#292)
- StarCoder 2 3B: —

| Benchmark | Claude 2.1 | StarCoder 2 3B |
|---|---|---|
| MMLU | 73.5% | 36.6% |
| GPQA Diamond | 33% | — |
| ARC (AI2) Challenge | — | 34.2% |

## FAQ

### Is Claude 2.1 better than StarCoder 2 3B?

Claude 2.1 has enough public results to be ranked (#345); StarCoder 2 3B does not yet, so treat this comparison as directional.

### Is Claude 2.1 or StarCoder 2 3B better for coding?

StarCoder 2 3B scores higher on coding benchmarks: 33.5 versus 26.2 in the Noometry coding category.

### How many benchmarks do Claude 2.1 and StarCoder 2 3B share?

2 benchmarks have published results for both models. Claude 2.1 has 7 scored results on Noometry and StarCoder 2 3B has 7.