Model comparison
Claude 3.7 Sonnet vs Yi-Lightning
Claude 3.7 Sonnet is the stronger model overall, scoring 39.5 to 37.1 on the Noometry Index.
Last verified . 18 shared benchmarks.
Summary
- They share 18 benchmarks with published results for both. Claude 3.7 Sonnet scores higher in 7 categories and Yi-Lightning in 1 category; 8 gaps are clear of the uncertainty.
- The widest gap is in coding, where Claude 3.7 Sonnet leads 40.6 to 27.4.
- The biggest single-benchmark swing is Aider Polyglot: 64.9% for Claude 3.7 Sonnet and 12.9% for Yi-Lightning.
Side by side
| Claude 3.7 Sonnet | Yi-Lightning | |
|---|---|---|
| Provider | Anthropic | 01.AI |
| Noometry Index | 39.5 | 37.1 |
| Released | 2025-02-24 | 2024-12-02 |
| Weights | Proprietary | Proprietary |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 58 | 18 |
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Category by category
Coding Claude 3.7 Sonnet leads
Claude 3.7 Sonnet: 40.6 (#136), Yi-Lightning: 27.4 (#320)
| Benchmark | Claude 3.7 Sonnet | Yi-Lightning |
|---|---|---|
| Aider Polyglot | 64.9% | 12.9% |
| LMArena Coding | 1361 | 1312 |
| SWE-bench Verified | 61% | — |
| SWE-bench Verified (bash only) | 52.8% | — |
| GSO | 3.8% | — |
| LiveBench Coding | 74.5% | — |
| CadEval | 54% | — |
Agentic & Tool Use Not comparable
Claude 3.7 Sonnet: 34.1 (#50), Yi-Lightning: —
| Benchmark | Claude 3.7 Sonnet | Yi-Lightning |
|---|---|---|
| TheAgentCompany | 30.9% | — |
| Cybench | 20% | — |
| DeepResearch Bench | 43.6% | — |
| OSWorld | 35.8% | — |
| METR Time Horizons | 60% | — |
Reasoning Yi-Lightning leads
Claude 3.7 Sonnet: 18.6 (#277), Yi-Lightning: 25.9 (#139)
| Benchmark | Claude 3.7 Sonnet | Yi-Lightning |
|---|---|---|
| LMArena Hard Prompts | 1333 | 1302 |
| ARC-AGI-2 | 0.9% | — |
| SimpleBench | 46.4% | — |
| ARC-AGI-1 | 28.6% | — |
| EnigmaEval | 4.2% | — |
| LiveBench Reasoning | 87.8% | — |
| LiveBench Data Analysis | 74% | — |
| Epoch Capabilities Index | 141.16 | — |
| ForecastBench | 61.8 | — |
| LiveBench | 76.1% | — |
Math Claude 3.7 Sonnet leads
Claude 3.7 Sonnet: 37.5 (#153), Yi-Lightning: 36.2 (#172)
| Benchmark | Claude 3.7 Sonnet | Yi-Lightning |
|---|---|---|
| LMArena Math | 1337 | 1300 |
| OTIS Mock AIME 2024-2025 | 57.8% | — |
| Omni-MATH | 33% | — |
| LiveBench Math | 79% | — |
| MATH Level 5 | 91.2% | — |
| FrontierMath (Feb 2025 set) | 4.1% | — |
Knowledge Claude 3.7 Sonnet leads
Claude 3.7 Sonnet: 39.8 (#130), Yi-Lightning: 35.4 (#185)
| Benchmark | Claude 3.7 Sonnet | Yi-Lightning |
|---|---|---|
| LMArena Expert | 1321 | 1286 |
| GPQA Diamond | 79.7% | — |
| Humanity's Last Exam | 8% | — |
| MMLU-Pro | 78.4% | — |
| Confabulations | 14.7% | — |
| GPQA (HELM) | 60.8% | — |
Multimodal Not comparable
Claude 3.7 Sonnet: 33.7 (#95), Yi-Lightning: —
| Benchmark | Claude 3.7 Sonnet | Yi-Lightning |
|---|---|---|
| LMArena Vision | 1169 | — |
| GeoBench | 68% | — |
| VPCT | 39% | — |
| SpatialViz-Bench | 33.9% | — |
Multilingual Claude 3.7 Sonnet leads
Claude 3.7 Sonnet: 44.1 (#179), Yi-Lightning: 42.2 (#196)
| Benchmark | Claude 3.7 Sonnet | Yi-Lightning |
|---|---|---|
| LMArena Non-English | 1296 | 1269 |
| LMArena Chinese | 1299 | 1320 |
| LMArena French | 1303 | 1305 |
| LMArena German | 1301 | 1267 |
| LMArena Japanese | 1267 | 1228 |
| LMArena Korean | 1249 | 1192 |
| LMArena Russian | 1311 | 1255 |
| LMArena Spanish | 1298 | 1315 |
Instruction Following Claude 3.7 Sonnet leads
Claude 3.7 Sonnet: 72.9 (#125), Yi-Lightning: 67.4 (#196)
| Benchmark | Claude 3.7 Sonnet | Yi-Lightning |
|---|---|---|
| LMArena Instruction Following | 1352 | 1278 |
| LiveBench Instruction Following | 81.3% | — |
| IFEval | 83.4% | — |
Long Context Claude 3.7 Sonnet leads
Claude 3.7 Sonnet: 50.3 (#10), Yi-Lightning: 39.4 (#181)
| Benchmark | Claude 3.7 Sonnet | Yi-Lightning |
|---|---|---|
| LMArena Longer Query | 1373 | 1297 |
| Fiction.LiveBench | 83.3% | — |
Writing & Preference Claude 3.7 Sonnet leads
Claude 3.7 Sonnet: 54.4 (#150), Yi-Lightning: 50.2 (#184)
| Benchmark | Claude 3.7 Sonnet | Yi-Lightning |
|---|---|---|
| LMArena Text | 1314 | 1302 |
| LMArena Creative Writing | 1332 | 1280 |
| LMArena Multi-Turn | 1339 | 1311 |
| Short-Story Creative Writing | 81.1% | — |
| EQ-Bench Creative Writing | 1412 | — |
| WildBench | 81.4% | — |
| LiveBench Language | 59.9% | — |
Frequently asked questions
Is Claude 3.7 Sonnet better than Yi-Lightning?
Claude 3.7 Sonnet is the stronger model overall, scoring 39.5 to 37.1 on the Noometry Index.
Is Claude 3.7 Sonnet or Yi-Lightning better for coding?
Claude 3.7 Sonnet scores higher on coding benchmarks: 40.6 versus 27.4 in the Noometry coding category.
How many benchmarks do Claude 3.7 Sonnet and Yi-Lightning share?
18 benchmarks have published results for both models. Claude 3.7 Sonnet has 58 scored results on Noometry and Yi-Lightning has 18.