Model comparison
Claude 2.1 vs Qwen2.5-Coder (1.5B)
Claude 2.1 has enough public results to be ranked (#345); Qwen2.5-Coder (1.5B) does not yet, so treat this comparison as directional.
Last verified . 2 shared benchmarks.
Alibaba (Qwen)Summary
- They share 2 benchmarks with published results for both.
- Qwen2.5-Coder (1.5B) has downloadable open weights; the other is API-only.
Side by side
| Claude 2.1 | Qwen2.5-Coder (1.5B) | |
|---|---|---|
| Provider | Anthropic | Alibaba (Qwen) |
| Noometry Index | 25.2 | — |
| Released | 2023-11-21 | 2024-09-18 |
| Weights | Proprietary | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 7 | 6 |
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Category by category
Coding Not comparable
Claude 2.1: 26.2 (#327), Qwen2.5-Coder (1.5B): —
| Benchmark | Claude 2.1 | Qwen2.5-Coder (1.5B) |
|---|---|---|
| WeirdML | 7.1% | — |
Reasoning Not comparable
Claude 2.1: 21.4 (#221), Qwen2.5-Coder (1.5B): —
| Benchmark | Claude 2.1 | Qwen2.5-Coder (1.5B) |
|---|---|---|
| Epoch Capabilities Index | 119.27 | 113.14 |
| DTBench | 51% | — |
| ForecastBench | 54.2 | — |
| HellaSwag | — | 76.8% |
| WinoGrande | — | 72.9% |
Math Not comparable
Claude 2.1: 10.2 (#315), Qwen2.5-Coder (1.5B): —
| Benchmark | Claude 2.1 | Qwen2.5-Coder (1.5B) |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 1.9% | — |
| GSM8K | — | 86.7% |
Knowledge Not comparable
Claude 2.1: 15.4 (#292), Qwen2.5-Coder (1.5B): —
| Benchmark | Claude 2.1 | Qwen2.5-Coder (1.5B) |
|---|---|---|
| MMLU | 73.5% | 68% |
| GPQA Diamond | 33% | — |
| ARC (AI2) Challenge | — | 60.9% |
Frequently asked questions
Is Claude 2.1 better than Qwen2.5-Coder (1.5B)?
Claude 2.1 has enough public results to be ranked (#345); Qwen2.5-Coder (1.5B) does not yet, so treat this comparison as directional.
How many benchmarks do Claude 2.1 and Qwen2.5-Coder (1.5B) share?
2 benchmarks have published results for both models. Claude 2.1 has 7 scored results on Noometry and Qwen2.5-Coder (1.5B) has 6.