Model comparison
Amazon Nova Experimental Chat 10 09 vs Step 3
Amazon Nova Experimental Chat 10 09 is the stronger model overall, scoring 41.9 to 40.5 on the Noometry Index.
Last verified . 9 shared benchmarks.
StepFunSummary
- They share 9 benchmarks with published results for both. Amazon Nova Experimental Chat 10 09 scores higher in 4 categories and Step 3 in 2 categories; one gap is clear of the uncertainty.
- Step 3 has downloadable open weights; the other is API-only.
Side by side
| Amazon Nova Experimental Chat 10 09 | Step 3 | |
|---|---|---|
| Provider | Amazon | StepFun |
| Noometry Index | 41.9 | 40.5 |
| Released | — | — |
| Weights | Proprietary | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 9 | 17 |
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Category by category
Coding Too close to call
Amazon Nova Experimental Chat 10 09: 40.2 (#145), Step 3: 40.1 (#147)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Step 3 |
|---|---|---|
| LMArena Coding | 1370 | 1367 |
Reasoning Step 3 leads
Amazon Nova Experimental Chat 10 09: 27.3 (#120), Step 3: 28.4 (#105)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Step 3 |
|---|---|---|
| LMArena Hard Prompts | 1356 | 1355 |
| Kagi LLM Benchmark | — | 62.3% |
Math Not comparable
Amazon Nova Experimental Chat 10 09: —, Step 3: 37.6 (#148)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Step 3 |
|---|---|---|
| LMArena Math | — | 1366 |
Knowledge Not comparable
Amazon Nova Experimental Chat 10 09: —, Step 3: 36.8 (#164)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Step 3 |
|---|---|---|
| LMArena Expert | — | 1333 |
Multimodal Not comparable
Amazon Nova Experimental Chat 10 09: —, Step 3: 35.5 (#86)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Step 3 |
|---|---|---|
| LMArena Vision | — | 1177 |
Multilingual Too close to call
Amazon Nova Experimental Chat 10 09: 47.3 (#150), Step 3: 46.3 (#159)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Step 3 |
|---|---|---|
| LMArena Non-English | 1340 | 1327 |
| LMArena Chinese | 1341 | 1397 |
| LMArena German | — | 1371 |
| LMArena Korean | — | 1269 |
| LMArena Russian | — | 1331 |
| LMArena Spanish | — | 1371 |
Instruction Following Too close to call
Amazon Nova Experimental Chat 10 09: 69.4 (#172), Step 3: 70.4 (#164)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Step 3 |
|---|---|---|
| LMArena Instruction Following | 1315 | 1332 |
Long Context Too close to call
Amazon Nova Experimental Chat 10 09: 40.5 (#152), Step 3: 40.3 (#157)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Step 3 |
|---|---|---|
| LMArena Longer Query | 1333 | 1326 |
Writing & Preference Too close to call
Amazon Nova Experimental Chat 10 09: 54.7 (#149), Step 3: 54.3 (#151)
| Benchmark | Amazon Nova Experimental Chat 10 09 | Step 3 |
|---|---|---|
| LMArena Text | 1364 | 1350 |
| LMArena Creative Writing | 1307 | 1321 |
| LMArena Multi-Turn | 1355 | 1341 |
Frequently asked questions
Is Amazon Nova Experimental Chat 10 09 better than Step 3?
Amazon Nova Experimental Chat 10 09 is the stronger model overall, scoring 41.9 to 40.5 on the Noometry Index.
Is Amazon Nova Experimental Chat 10 09 or Step 3 better for coding?
They score almost the same on coding (40.2 vs 40.1); test both on your own repository before choosing.
How many benchmarks do Amazon Nova Experimental Chat 10 09 and Step 3 share?
9 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 09 has 9 scored results on Noometry and Step 3 has 17.