Model comparison
Claude 2.1 vs Yi-1.5-34B
Yi-1.5-34B is the stronger model overall, scoring 30.2 to 24.9 on the Noometry Index.
Last verified . 1 shared benchmarks.
Summary
- They share 1 benchmark with published results for both. Claude 2.1 scores higher in 1 category and Yi-1.5-34B in 3 categories; 2 gaps are clear of the uncertainty.
- The widest gap is in math, where Yi-1.5-34B leads 25.3 to 9.6.
- Yi-1.5-34B has downloadable open weights; the other is API-only.
Side by side
| Claude 2.1 | Yi-1.5-34B | |
|---|---|---|
| Provider | Anthropic | 01.AI |
| Noometry Index | 24.9 | 30.2 |
| Released | 2023-11-21 | 2024-05-13 |
| Weights | Proprietary | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 7 | 21 |
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Category by category
Coding Yi-1.5-34B leads
Claude 2.1: 25.8 (#322), Yi-1.5-34B: 31.9 (#267)
| Benchmark | Claude 2.1 | Yi-1.5-34B |
|---|---|---|
| WeirdML | 7.1% | — |
| BigCodeBench Instruct | — | 33.9% |
| LMArena Coding | — | 1169 |
| BigCodeBench Complete | — | 43.8% |
Reasoning Too close to call
Claude 2.1: 20.6 (#216), Yi-1.5-34B: 21.5 (#195)
| Benchmark | Claude 2.1 | Yi-1.5-34B |
|---|---|---|
| LMArena Hard Prompts | — | 1160 |
| DTBench | 51% | — |
| Epoch Capabilities Index | 119.22 | — |
| ForecastBench | 54.2 | — |
Math Yi-1.5-34B leads
Claude 2.1: 9.6 (#309), Yi-1.5-34B: 25.3 (#248)
| Benchmark | Claude 2.1 | Yi-1.5-34B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 1.9% | — |
| LMArena Math | — | 1182 |
| MATH Level 5 | — | 25.5% |
Knowledge Too close to call
Claude 2.1: 15.5 (#287), Yi-1.5-34B: 14.8 (#290)
| Benchmark | Claude 2.1 | Yi-1.5-34B |
|---|---|---|
| GPQA Diamond | 33% | 32% |
| LMArena Expert | — | 1144 |
| MMLU | 73.5% | — |
Multilingual Not comparable
Claude 2.1: —, Yi-1.5-34B: 32.5 (#251)
| Benchmark | Claude 2.1 | Yi-1.5-34B |
|---|---|---|
| LMArena Non-English | — | 1121 |
| LMArena Chinese | — | 1213 |
| LMArena French | — | 1155 |
| LMArena German | — | 1111 |
| LMArena Japanese | — | 1021 |
| LMArena Korean | — | 1005 |
| LMArena Russian | — | 1091 |
| LMArena Spanish | — | 1120 |
Instruction Following Not comparable
Claude 2.1: —, Yi-1.5-34B: 59.4 (#252)
| Benchmark | Claude 2.1 | Yi-1.5-34B |
|---|---|---|
| LMArena Instruction Following | — | 1139 |
Long Context Not comparable
Claude 2.1: —, Yi-1.5-34B: 34.6 (#243)
| Benchmark | Claude 2.1 | Yi-1.5-34B |
|---|---|---|
| LMArena Longer Query | — | 1144 |
Writing & Preference Not comparable
Claude 2.1: —, Yi-1.5-34B: 37.6 (#252)
| Benchmark | Claude 2.1 | Yi-1.5-34B |
|---|---|---|
| LMArena Text | — | 1173 |
| LMArena Creative Writing | — | 1135 |
| LMArena Multi-Turn | — | 1153 |
Frequently asked questions
Is Claude 2.1 better than Yi-1.5-34B?
Yi-1.5-34B is the stronger model overall, scoring 30.2 to 24.9 on the Noometry Index.
Is Claude 2.1 or Yi-1.5-34B better for coding?
Yi-1.5-34B scores higher on coding benchmarks: 31.9 versus 25.8 in the Noometry coding category.
How many benchmarks do Claude 2.1 and Yi-1.5-34B share?
1 benchmark has published results for both models. Claude 2.1 has 7 scored results on Noometry and Yi-1.5-34B has 21.