Model comparison
Amazon Nova Micro vs GPT-5.4 nano
GPT-5.4 nano is the stronger model overall, scoring 41.9 to 30.4 on the Noometry Index. Amazon Nova Micro costs 7.6× less per token, which makes it the better buy when GPT-5.4 nano's lead doesn't matter for your workload.
Last verified . 18 shared benchmarks.
Summary
- They share 18 benchmarks with published results for both. Amazon Nova Micro scores higher in 0 categories and GPT-5.4 nano in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where GPT-5.4 nano leads 55.7 to 39.5.
- Amazon Nova Micro is cheaper at $0.035 / $0.14 per million input/output tokens, against $0.20 / $1.25 for GPT-5.4 nano.
- GPT-5.4 nano accepts more context: 400K tokens versus 128K.
Side by side
| Amazon Nova Micro | GPT-5.4 nano | |
|---|---|---|
| Provider | Amazon | OpenAI |
| Noometry Index | 30.4 | 41.9 |
| Released | 2024-12-03 | 2026-03-17 |
| Weights | Proprietary | Proprietary |
| Context window | 128K | 400K |
| Max output | 10K | 128K |
| Input $ / M tokens | $0.035 | $0.20 |
| Output $ / M tokens | $0.14 | $1.25 |
| Results tracked | 32 | 40 |
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Category by category
Coding GPT-5.4 nano leads
Amazon Nova Micro: 30.5 (#295), GPT-5.4 nano: 43.6 (#84)
| Benchmark | Amazon Nova Micro | GPT-5.4 nano |
|---|---|---|
| LMArena Coding | 1218 | 1405 |
| SciCode | — | 46.9% |
| WeirdML | — | 49.2% |
| LiveBench Coding | 20.2% | — |
| ALE-Bench | — | 1,005 |
Agentic & Tool Use Not comparable
Amazon Nova Micro: 22.1 (#132), GPT-5.4 nano: —
| Benchmark | Amazon Nova Micro | GPT-5.4 nano |
|---|---|---|
| Berkeley Function Calling Leaderboard | 22.3% | — |
Reasoning GPT-5.4 nano leads
Amazon Nova Micro: 17.4 (#294), GPT-5.4 nano: 23.7 (#173)
| Benchmark | Amazon Nova Micro | GPT-5.4 nano |
|---|---|---|
| LMArena Hard Prompts | 1191 | 1381 |
| ARC-AGI-2 | — | 5.7% |
| Kagi LLM Benchmark | — | 39.7% |
| ARC-AGI-1 | — | 51.5% |
| CritPt | — | 9.3% |
| Chess Puzzles | — | 30% |
| LiveBench Reasoning | 25.1% | — |
| Mystery Game Puzzles | — | 9% |
| DTBench | — | 80.3% |
| LiveBench Data Analysis | 34% | — |
| LMCA | — | 36.9% |
| Epoch Capabilities Index | — | 145.81 |
| ForecastBench | — | 57.3 |
| LiveBench | 29.6% | — |
Math GPT-5.4 nano leads
Amazon Nova Micro: 26.9 (#254), GPT-5.4 nano: 40.9 (#88)
| Benchmark | Amazon Nova Micro | GPT-5.4 nano |
|---|---|---|
| LMArena Math | 1206 | 1406 |
| FrontierMath (Tiers 1-3) | — | 44.9% |
| FrontierMath Tier 4 | — | 12.2% |
| OTIS Mock AIME 2024-2025 | — | 87.8% |
| ProofBench | — | 5% |
| Omni-MATH | 21.4% | — |
| LiveBench Math | 34.5% | — |
| FrontierMath (Feb 2025 set) | — | 25.9% |
| FrontierMath Tier 4 (v1) | — | 6.3% |
Knowledge GPT-5.4 nano leads
Amazon Nova Micro: 29.6 (#237), GPT-5.4 nano: 41.9 (#103)
| Benchmark | Amazon Nova Micro | GPT-5.4 nano |
|---|---|---|
| Vectara Hallucination Rate | 5.5% | 3.1% |
| LMArena Expert | 1184 | 1396 |
| GPQA Diamond | — | 78.5% |
| SimpleQA Verified | — | 11.7% |
| MMLU-Pro | 51.1% | — |
| GPQA (HELM) | 38.3% | — |
| MMLU | 70.8% | — |
Multimodal Not comparable
Amazon Nova Micro: —, GPT-5.4 nano: 36.7 (#78)
| Benchmark | Amazon Nova Micro | GPT-5.4 nano |
|---|---|---|
| LMArena Vision | — | 1196 |
Multilingual GPT-5.4 nano leads
Amazon Nova Micro: 36.5 (#239), GPT-5.4 nano: 48.6 (#140)
| Benchmark | Amazon Nova Micro | GPT-5.4 nano |
|---|---|---|
| LMArena Non-English | 1186 | 1359 |
| LMArena Chinese | 1209 | 1392 |
| LMArena French | 1238 | 1396 |
| LMArena German | 1192 | 1367 |
| LMArena Japanese | 1154 | 1343 |
| LMArena Korean | 1150 | 1320 |
| LMArena Russian | 1185 | 1363 |
| LMArena Spanish | 1225 | 1371 |
Instruction Following GPT-5.4 nano leads
Amazon Nova Micro: 56.3 (#272), GPT-5.4 nano: 71.9 (#144)
| Benchmark | Amazon Nova Micro | GPT-5.4 nano |
|---|---|---|
| LMArena Instruction Following | 1174 | 1362 |
| LiveBench Instruction Following | 48% | — |
| IFEval | 76% | — |
Long Context GPT-5.4 nano leads
Amazon Nova Micro: 36.5 (#229), GPT-5.4 nano: 41.6 (#137)
| Benchmark | Amazon Nova Micro | GPT-5.4 nano |
|---|---|---|
| LMArena Longer Query | 1205 | 1366 |
Writing & Preference GPT-5.4 nano leads
Amazon Nova Micro: 39.5 (#247), GPT-5.4 nano: 55.7 (#142)
| Benchmark | Amazon Nova Micro | GPT-5.4 nano |
|---|---|---|
| LMArena Text | 1208 | 1372 |
| LMArena Creative Writing | 1172 | 1314 |
| LMArena Multi-Turn | 1178 | 1382 |
| WildBench | 74.3% | — |
| LiveBench Language | 15.8% | — |
Frequently asked questions
Is Amazon Nova Micro better than GPT-5.4 nano?
GPT-5.4 nano is the stronger model overall, scoring 41.9 to 30.4 on the Noometry Index. Amazon Nova Micro costs 7.6× less per token, which makes it the better buy when GPT-5.4 nano's lead doesn't matter for your workload.
Which is cheaper, Amazon Nova Micro or GPT-5.4 nano?
Amazon Nova Micro is cheaper. It lists at $0.035 per million input tokens and $0.14 per million output tokens; GPT-5.4 nano lists at $0.20 and $1.25.
Is Amazon Nova Micro or GPT-5.4 nano better for coding?
GPT-5.4 nano scores higher on coding benchmarks: 43.6 versus 30.5 in the Noometry coding category.
Which has the bigger context window?
GPT-5.4 nano does, with 400K tokens against 128K.
How many benchmarks do Amazon Nova Micro and GPT-5.4 nano share?
18 benchmarks have published results for both models. Amazon Nova Micro has 32 scored results on Noometry and GPT-5.4 nano has 40.