Model comparison
Claude 2 vs Claude 3.7 Sonnet
Claude 3.7 Sonnet is the stronger model overall, scoring 39.5 to 25.0 on the Noometry Index.
Last verified . 4 shared benchmarks.
Summary
- They share 4 benchmarks with published results for both. Claude 2 scores higher in 1 category and Claude 3.7 Sonnet in 2 categories; 3 gaps are clear of the uncertainty.
- The widest gap is in math, where Claude 3.7 Sonnet leads 37.5 to 9.3.
- The biggest single-benchmark swing is MATH Level 5: 11.7% for Claude 2 and 91.2% for Claude 3.7 Sonnet.
Side by side
| Claude 2 | Claude 3.7 Sonnet | |
|---|---|---|
| Provider | Anthropic | Anthropic |
| Noometry Index | 25.0 | 39.5 |
| Released | 2023-07-11 | 2025-02-24 |
| Weights | Proprietary | Proprietary |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 8 | 58 |
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Category by category
Coding Not comparable
Claude 2: —, Claude 3.7 Sonnet: 40.6 (#136)
| Benchmark | Claude 2 | Claude 3.7 Sonnet |
|---|---|---|
| SWE-bench Verified | — | 61% |
| SWE-bench Verified (bash only) | — | 52.8% |
| Aider Polyglot | — | 64.9% |
| GSO | — | 3.8% |
| LiveBench Coding | — | 74.5% |
| LMArena Coding | — | 1361 |
| CadEval | — | 54% |
| HumanEval+ | 61.6% | — |
Agentic & Tool Use Not comparable
Claude 2: —, Claude 3.7 Sonnet: 34.1 (#50)
| Benchmark | Claude 2 | Claude 3.7 Sonnet |
|---|---|---|
| TheAgentCompany | — | 30.9% |
| Cybench | — | 20% |
| DeepResearch Bench | — | 43.6% |
| OSWorld | — | 35.8% |
| METR Time Horizons | — | 60% |
Reasoning Claude 2 leads
Claude 2: 21.7 (#216), Claude 3.7 Sonnet: 18.6 (#277)
| Benchmark | Claude 2 | Claude 3.7 Sonnet |
|---|---|---|
| Epoch Capabilities Index | 120.13 | 141.16 |
| ARC-AGI-2 | — | 0.9% |
| SimpleBench | — | 46.4% |
| ARC-AGI-1 | — | 28.6% |
| EnigmaEval | — | 4.2% |
| LiveBench Reasoning | — | 87.8% |
| LMArena Hard Prompts | — | 1333 |
| DTBench | 51.9% | — |
| LiveBench Data Analysis | — | 74% |
| ForecastBench | — | 61.8 |
| LiveBench | — | 76.1% |
Math Claude 3.7 Sonnet leads
Claude 2: 9.3 (#320), Claude 3.7 Sonnet: 37.5 (#153)
| Benchmark | Claude 2 | Claude 3.7 Sonnet |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 2.5% | 57.8% |
| MATH Level 5 | 11.7% | 91.2% |
| Omni-MATH | — | 33% |
| LiveBench Math | — | 79% |
| LMArena Math | — | 1337 |
| FrontierMath (Feb 2025 set) | — | 4.1% |
Knowledge Claude 3.7 Sonnet leads
Claude 2: 16.9 (#287), Claude 3.7 Sonnet: 39.8 (#130)
| Benchmark | Claude 2 | Claude 3.7 Sonnet |
|---|---|---|
| GPQA Diamond | 34.7% | 79.7% |
| Humanity's Last Exam | — | 8% |
| MMLU-Pro | — | 78.4% |
| Confabulations | — | 14.7% |
| GPQA (HELM) | — | 60.8% |
| LMArena Expert | — | 1321 |
| MMLU | 78.5% | — |
| TriviaQA | 87.5% | — |
Multimodal Not comparable
Claude 2: —, Claude 3.7 Sonnet: 33.7 (#95)
| Benchmark | Claude 2 | Claude 3.7 Sonnet |
|---|---|---|
| LMArena Vision | — | 1169 |
| GeoBench | — | 68% |
| VPCT | — | 39% |
| SpatialViz-Bench | — | 33.9% |
Multilingual Not comparable
Claude 2: —, Claude 3.7 Sonnet: 44.1 (#179)
| Benchmark | Claude 2 | Claude 3.7 Sonnet |
|---|---|---|
| LMArena Non-English | — | 1296 |
| LMArena Chinese | — | 1299 |
| LMArena French | — | 1303 |
| LMArena German | — | 1301 |
| LMArena Japanese | — | 1267 |
| LMArena Korean | — | 1249 |
| LMArena Russian | — | 1311 |
| LMArena Spanish | — | 1298 |
Instruction Following Not comparable
Claude 2: —, Claude 3.7 Sonnet: 72.9 (#125)
| Benchmark | Claude 2 | Claude 3.7 Sonnet |
|---|---|---|
| LiveBench Instruction Following | — | 81.3% |
| IFEval | — | 83.4% |
| LMArena Instruction Following | — | 1352 |
Long Context Not comparable
Claude 2: —, Claude 3.7 Sonnet: 50.3 (#10)
| Benchmark | Claude 2 | Claude 3.7 Sonnet |
|---|---|---|
| Fiction.LiveBench | — | 83.3% |
| LMArena Longer Query | — | 1373 |
Writing & Preference Not comparable
Claude 2: —, Claude 3.7 Sonnet: 54.4 (#150)
| Benchmark | Claude 2 | Claude 3.7 Sonnet |
|---|---|---|
| LMArena Text | — | 1314 |
| LMArena Creative Writing | — | 1332 |
| Short-Story Creative Writing | — | 81.1% |
| EQ-Bench Creative Writing | — | 1412 |
| WildBench | — | 81.4% |
| LMArena Multi-Turn | — | 1339 |
| LiveBench Language | — | 59.9% |
Frequently asked questions
Is Claude 2 better than Claude 3.7 Sonnet?
Claude 3.7 Sonnet is the stronger model overall, scoring 39.5 to 25.0 on the Noometry Index.
How many benchmarks do Claude 2 and Claude 3.7 Sonnet share?
4 benchmarks have published results for both models. Claude 2 has 8 scored results on Noometry and Claude 3.7 Sonnet has 58.