Model comparison
Amazon Nova Experimental Chat 12 10 vs Llama 4 Scout
Amazon Nova Experimental Chat 12 10 is the stronger model overall, scoring 42.3 to 27.4 on the Noometry Index.
Last verified . 12 shared benchmarks.
MetaSummary
- They share 12 benchmarks with published results for both. Amazon Nova Experimental Chat 12 10 scores higher in 8 categories and Llama 4 Scout in 0 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Amazon Nova Experimental Chat 12 10 leads 59.7 to 37.1.
- Llama 4 Scout has downloadable open weights; the other is API-only.
Side by side
| Amazon Nova Experimental Chat 12 10 | Llama 4 Scout | |
|---|---|---|
| Provider | Amazon | Meta |
| Noometry Index | 42.3 | 27.4 |
| Released | — | 2025-04-05 |
| Weights | Proprietary | Open |
| Context window | — | 128K |
| Max output | — | 4K |
| Input $ / M tokens | — | $0.10 |
| Output $ / M tokens | — | $0.30 |
| Results tracked | 12 | 43 |
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Category by category
Coding Amazon Nova Experimental Chat 12 10 leads
Amazon Nova Experimental Chat 12 10: 41.5 (#112), Llama 4 Scout: 19.9 (#334)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Llama 4 Scout |
|---|---|---|
| LMArena Coding | 1430 | 1286 |
| SWE-bench Verified (bash only) | — | 9.1% |
| SciCode | — | 17% |
| BigCodeBench Complete | — | 43.1% |
Agentic & Tool Use Not comparable
Amazon Nova Experimental Chat 12 10: —, Llama 4 Scout: 24.4 (#109)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Llama 4 Scout |
|---|---|---|
| Berkeley Function Calling Leaderboard | — | 28.1% |
Reasoning Amazon Nova Experimental Chat 12 10 leads
Amazon Nova Experimental Chat 12 10: 28.1 (#93), Llama 4 Scout: 9.2 (#339)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Llama 4 Scout |
|---|---|---|
| LMArena Hard Prompts | 1427 | 1266 |
| ARC-AGI-2 | — | 0% |
| Kagi LLM Benchmark | — | 36.9% |
| ARC-AGI-1 | — | 0.5% |
| CritPt | — | 0% |
| DTBench | — | 57.9% |
| LMCA | — | 12% |
| Epoch Capabilities Index | — | 129.64 |
| ForecastBench | — | 57.5 |
Math Amazon Nova Experimental Chat 12 10 leads
Amazon Nova Experimental Chat 12 10: 36.1 (#130), Llama 4 Scout: 18.4 (#280)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Llama 4 Scout |
|---|---|---|
| LMArena Math | 1418 | 1286 |
| OTIS Mock AIME 2024-2025 | — | 7.8% |
| Omni-MATH | — | 37.3% |
| MATH Level 5 | — | 62.3% |
| FrontierMath (Feb 2025 set) | — | 0% |
Knowledge Amazon Nova Experimental Chat 12 10 leads
Amazon Nova Experimental Chat 12 10: 38.6 (#133), Llama 4 Scout: 31.8 (#208)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Llama 4 Scout |
|---|---|---|
| LMArena Expert | 1409 | 1236 |
| GPQA Diamond | — | 51.8% |
| MMLU-Pro | — | 74.2% |
| Vectara Hallucination Rate | — | 7.7% |
| GPQA (HELM) | — | 50.7% |
Multimodal Not comparable
Amazon Nova Experimental Chat 12 10: —, Llama 4 Scout: 31.6 (#98)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Llama 4 Scout |
|---|---|---|
| LMArena Vision | — | 1118 |
| SpatialViz-Bench | — | 34.2% |
Multilingual Amazon Nova Experimental Chat 12 10 leads
Amazon Nova Experimental Chat 12 10: 51.7 (#103), Llama 4 Scout: 41.3 (#207)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Llama 4 Scout |
|---|---|---|
| LMArena Non-English | 1399 | 1253 |
| LMArena Chinese | 1440 | 1256 |
| LMArena Russian | 1397 | 1263 |
| LMArena French | — | 1283 |
| LMArena German | — | 1274 |
| LMArena Japanese | — | 1209 |
| LMArena Korean | — | 1207 |
| LMArena Spanish | — | 1277 |
Instruction Following Amazon Nova Experimental Chat 12 10 leads
Amazon Nova Experimental Chat 12 10: 73.4 (#117), Llama 4 Scout: 66.0 (#212)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Llama 4 Scout |
|---|---|---|
| LMArena Instruction Following | 1387 | 1248 |
| IFEval | — | 81.8% |
Long Context Amazon Nova Experimental Chat 12 10 leads
Amazon Nova Experimental Chat 12 10: 42.4 (#120), Llama 4 Scout: 27.5 (#289)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Llama 4 Scout |
|---|---|---|
| LMArena Longer Query | 1391 | 1265 |
| Fiction.LiveBench | — | 36% |
Writing & Preference Amazon Nova Experimental Chat 12 10 leads
Amazon Nova Experimental Chat 12 10: 59.7 (#104), Llama 4 Scout: 37.1 (#256)
| Benchmark | Amazon Nova Experimental Chat 12 10 | Llama 4 Scout |
|---|---|---|
| LMArena Text | 1420 | 1279 |
| LMArena Creative Writing | 1351 | 1249 |
| LMArena Multi-Turn | 1409 | 1281 |
| EQ-Bench Creative Writing | — | 783 |
| WildBench | — | 78% |
Frequently asked questions
Is Amazon Nova Experimental Chat 12 10 better than Llama 4 Scout?
Amazon Nova Experimental Chat 12 10 is the stronger model overall, scoring 42.3 to 27.4 on the Noometry Index.
Is Amazon Nova Experimental Chat 12 10 or Llama 4 Scout better for coding?
Amazon Nova Experimental Chat 12 10 scores higher on coding benchmarks: 41.5 versus 19.9 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 12 10 and Llama 4 Scout share?
12 benchmarks have published results for both models. Amazon Nova Experimental Chat 12 10 has 12 scored results on Noometry and Llama 4 Scout has 43.