Model comparison
Amazon Nova Micro vs Step 3
Step 3 is the stronger model overall, scoring 40.5 to 30.4 on the Noometry Index.
Last verified . 15 shared benchmarks.
StepFunSummary
- They share 15 benchmarks with published results for both. Amazon Nova Micro scores higher in 0 categories and Step 3 in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Step 3 leads 54.3 to 39.5.
- Step 3 has downloadable open weights; the other is API-only.
Side by side
| Amazon Nova Micro | Step 3 | |
|---|---|---|
| Provider | Amazon | StepFun |
| Noometry Index | 30.4 | 40.5 |
| Released | 2024-12-03 | — |
| Weights | Proprietary | Open |
| Context window | 128K | — |
| Max output | 10K | — |
| Input $ / M tokens | $0.035 | — |
| Output $ / M tokens | $0.14 | — |
| Results tracked | 32 | 17 |
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Category by category
Coding Step 3 leads
Amazon Nova Micro: 30.5 (#295), Step 3: 40.1 (#147)
| Benchmark | Amazon Nova Micro | Step 3 |
|---|---|---|
| LMArena Coding | 1218 | 1367 |
| LiveBench Coding | 20.2% | — |
Agentic & Tool Use Not comparable
Amazon Nova Micro: 22.1 (#132), Step 3: —
| Benchmark | Amazon Nova Micro | Step 3 |
|---|---|---|
| Berkeley Function Calling Leaderboard | 22.3% | — |
Reasoning Step 3 leads
Amazon Nova Micro: 17.4 (#294), Step 3: 28.4 (#105)
| Benchmark | Amazon Nova Micro | Step 3 |
|---|---|---|
| LMArena Hard Prompts | 1191 | 1355 |
| Kagi LLM Benchmark | — | 62.3% |
| LiveBench Reasoning | 25.1% | — |
| LiveBench Data Analysis | 34% | — |
| LiveBench | 29.6% | — |
Math Step 3 leads
Amazon Nova Micro: 26.9 (#254), Step 3: 37.6 (#148)
| Benchmark | Amazon Nova Micro | Step 3 |
|---|---|---|
| LMArena Math | 1206 | 1366 |
| Omni-MATH | 21.4% | — |
| LiveBench Math | 34.5% | — |
Knowledge Step 3 leads
Amazon Nova Micro: 29.6 (#237), Step 3: 36.8 (#164)
| Benchmark | Amazon Nova Micro | Step 3 |
|---|---|---|
| LMArena Expert | 1184 | 1333 |
| MMLU-Pro | 51.1% | — |
| Vectara Hallucination Rate | 5.5% | — |
| GPQA (HELM) | 38.3% | — |
| MMLU | 70.8% | — |
Multimodal Not comparable
Amazon Nova Micro: —, Step 3: 35.5 (#86)
| Benchmark | Amazon Nova Micro | Step 3 |
|---|---|---|
| LMArena Vision | — | 1177 |
Multilingual Step 3 leads
Amazon Nova Micro: 36.5 (#239), Step 3: 46.3 (#159)
| Benchmark | Amazon Nova Micro | Step 3 |
|---|---|---|
| LMArena Non-English | 1186 | 1327 |
| LMArena Chinese | 1209 | 1397 |
| LMArena German | 1192 | 1371 |
| LMArena Korean | 1150 | 1269 |
| LMArena Russian | 1185 | 1331 |
| LMArena Spanish | 1225 | 1371 |
| LMArena French | 1238 | — |
| LMArena Japanese | 1154 | — |
Instruction Following Step 3 leads
Amazon Nova Micro: 56.3 (#272), Step 3: 70.4 (#164)
| Benchmark | Amazon Nova Micro | Step 3 |
|---|---|---|
| LMArena Instruction Following | 1174 | 1332 |
| LiveBench Instruction Following | 48% | — |
| IFEval | 76% | — |
Long Context Step 3 leads
Amazon Nova Micro: 36.5 (#229), Step 3: 40.3 (#157)
| Benchmark | Amazon Nova Micro | Step 3 |
|---|---|---|
| LMArena Longer Query | 1205 | 1326 |
Writing & Preference Step 3 leads
Amazon Nova Micro: 39.5 (#247), Step 3: 54.3 (#151)
| Benchmark | Amazon Nova Micro | Step 3 |
|---|---|---|
| LMArena Text | 1208 | 1350 |
| LMArena Creative Writing | 1172 | 1321 |
| LMArena Multi-Turn | 1178 | 1341 |
| WildBench | 74.3% | — |
| LiveBench Language | 15.8% | — |
Frequently asked questions
Is Amazon Nova Micro better than Step 3?
Step 3 is the stronger model overall, scoring 40.5 to 30.4 on the Noometry Index.
Is Amazon Nova Micro or Step 3 better for coding?
Step 3 scores higher on coding benchmarks: 40.1 versus 30.5 in the Noometry coding category.
How many benchmarks do Amazon Nova Micro and Step 3 share?
15 benchmarks have published results for both models. Amazon Nova Micro has 32 scored results on Noometry and Step 3 has 17.