Model comparison
Amazon Nova Experimental Chat 11 10 vs Claude Sonnet 4
Amazon Nova Experimental Chat 11 10 is the stronger model overall, scoring 43.0 to 40.8 on the Noometry Index.
Last verified . 17 shared benchmarks.
Summary
- They share 17 benchmarks with published results for both. Amazon Nova Experimental Chat 11 10 scores higher in 5 categories and Claude Sonnet 4 in 3 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in long context, where Amazon Nova Experimental Chat 11 10 leads 42.5 to 33.7.
Side by side
| Amazon Nova Experimental Chat 11 10 | Claude Sonnet 4 | |
|---|---|---|
| Provider | Amazon | Anthropic |
| Noometry Index | 43.0 | 40.8 |
| Released | — | 2025-05-22 |
| Weights | Proprietary | Proprietary |
| Context window | — | 200K |
| Max output | — | 64K |
| Input $ / M tokens | — | $3 |
| Output $ / M tokens | — | $15 |
| Results tracked | 17 | 58 |
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Category by category
Coding Claude Sonnet 4 leads
Amazon Nova Experimental Chat 11 10: 42.3 (#107), Claude Sonnet 4: 43.5 (#88)
| Benchmark | Amazon Nova Experimental Chat 11 10 | Claude Sonnet 4 |
|---|---|---|
| LMArena Coding | 1433 | 1414 |
| SWE-bench Verified (bash only) | — | 64.9% |
| Aider Polyglot | — | 61.3% |
| SciCode | — | 40% |
| GSO | — | 4.9% |
| WeirdML | — | 46.1% |
| ALE-Bench | — | 655.35 |
Agentic & Tool Use Not comparable
Amazon Nova Experimental Chat 11 10: —, Claude Sonnet 4: 38.5 (#31)
| Benchmark | Amazon Nova Experimental Chat 11 10 | Claude Sonnet 4 |
|---|---|---|
| TheAgentCompany | — | 33.1% |
| Cybench | — | 35% |
| DeepResearch Bench | — | 46.6% |
| OSWorld | — | 43.9% |
| METR Time Horizons | — | 62% |
Reasoning Amazon Nova Experimental Chat 11 10 leads
Amazon Nova Experimental Chat 11 10: 29.1 (#95), Claude Sonnet 4: 22.9 (#187)
| Benchmark | Amazon Nova Experimental Chat 11 10 | Claude Sonnet 4 |
|---|---|---|
| LMArena Hard Prompts | 1422 | 1372 |
| ARC-AGI-2 | — | 5.9% |
| SimpleBench | — | 45.5% |
| Kagi LLM Benchmark | — | 73% |
| ARC-AGI-1 | — | 40% |
| CritPt | — | 0.3% |
| EnigmaEval | — | 3.1% |
| DTBench | — | 77.1% |
| LMCA | — | 29% |
| Epoch Capabilities Index | — | 141.69 |
| ForecastBench | — | 60.2 |
Math Claude Sonnet 4 leads
Amazon Nova Experimental Chat 11 10: 39.1 (#114), Claude Sonnet 4: 43.3 (#80)
| Benchmark | Amazon Nova Experimental Chat 11 10 | Claude Sonnet 4 |
|---|---|---|
| LMArena Math | 1431 | 1375 |
| OTIS Mock AIME 2024-2025 | — | 71.1% |
| Omni-MATH | — | 60.2% |
| MATH Level 5 | — | 84.4% |
| FrontierMath (Feb 2025 set) | — | 4.1% |
| FrontierMath Tier 4 (v1) | — | 0% |
Knowledge Claude Sonnet 4 leads
Amazon Nova Experimental Chat 11 10: 39.9 (#127), Claude Sonnet 4: 41.8 (#108)
| Benchmark | Amazon Nova Experimental Chat 11 10 | Claude Sonnet 4 |
|---|---|---|
| LMArena Expert | 1431 | 1372 |
| GPQA Diamond | — | 79.2% |
| Humanity's Last Exam | — | 7.8% |
| MMLU-Pro | — | 84.3% |
| Confabulations | — | 13.2% |
| Vectara Hallucination Rate | — | 10.3% |
| GPQA (HELM) | — | 70.6% |
Multimodal Not comparable
Amazon Nova Experimental Chat 11 10: —, Claude Sonnet 4: 26.2 (#121)
| Benchmark | Amazon Nova Experimental Chat 11 10 | Claude Sonnet 4 |
|---|---|---|
| LMArena Vision | — | 1191 |
| GeoBench | — | 37% |
| VPCT | — | 34% |
| MindCube | — | 44.8% |
Multilingual Amazon Nova Experimental Chat 11 10 leads
Amazon Nova Experimental Chat 11 10: 51.9 (#98), Claude Sonnet 4: 46.7 (#156)
| Benchmark | Amazon Nova Experimental Chat 11 10 | Claude Sonnet 4 |
|---|---|---|
| LMArena Non-English | 1405 | 1333 |
| LMArena Chinese | 1463 | 1350 |
| LMArena French | 1449 | 1363 |
| LMArena German | 1395 | 1331 |
| LMArena Japanese | 1383 | 1302 |
| LMArena Korean | 1384 | 1291 |
| LMArena Russian | 1394 | 1355 |
| LMArena Spanish | 1444 | 1357 |
Instruction Following Amazon Nova Experimental Chat 11 10 leads
Amazon Nova Experimental Chat 11 10: 73.2 (#122), Claude Sonnet 4: 71.7 (#145)
| Benchmark | Amazon Nova Experimental Chat 11 10 | Claude Sonnet 4 |
|---|---|---|
| LMArena Instruction Following | 1387 | 1376 |
| IFEval | — | 84% |
Long Context Amazon Nova Experimental Chat 11 10 leads
Amazon Nova Experimental Chat 11 10: 42.5 (#121), Claude Sonnet 4: 33.7 (#259)
| Benchmark | Amazon Nova Experimental Chat 11 10 | Claude Sonnet 4 |
|---|---|---|
| LMArena Longer Query | 1395 | 1398 |
| Fiction.LiveBench | — | 46.9% |
Writing & Preference Amazon Nova Experimental Chat 11 10 leads
Amazon Nova Experimental Chat 11 10: 58.8 (#114), Claude Sonnet 4: 57.1 (#132)
| Benchmark | Amazon Nova Experimental Chat 11 10 | Claude Sonnet 4 |
|---|---|---|
| LMArena Text | 1415 | 1351 |
| LMArena Creative Writing | 1349 | 1345 |
| LMArena Multi-Turn | 1380 | 1376 |
| Short-Story Creative Writing | — | 81.4% |
| EQ-Bench Creative Writing | — | 1483 |
| WildBench | — | 83.8% |
Frequently asked questions
Is Amazon Nova Experimental Chat 11 10 better than Claude Sonnet 4?
Amazon Nova Experimental Chat 11 10 is the stronger model overall, scoring 43.0 to 40.8 on the Noometry Index.
Is Amazon Nova Experimental Chat 11 10 or Claude Sonnet 4 better for coding?
Claude Sonnet 4 scores higher on coding benchmarks: 43.5 versus 42.3 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 11 10 and Claude Sonnet 4 share?
17 benchmarks have published results for both models. Amazon Nova Experimental Chat 11 10 has 17 scored results on Noometry and Claude Sonnet 4 has 58.