Model comparison
Amazon Nova Micro vs GPT-5.4 Pro
GPT-5.4 Pro is the stronger model overall, scoring 58.9 to 30.4 on the Noometry Index. Amazon Nova Micro costs 1102× less per token, which makes it the better buy when GPT-5.4 Pro's lead doesn't matter for your workload.
Last verified . 1 shared benchmarks.
Summary
- They share 1 benchmark with published results for both. Amazon Nova Micro scores higher in 0 categories and GPT-5.4 Pro in 4 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where GPT-5.4 Pro leads 70.7 to 17.4.
- Amazon Nova Micro is cheaper at $0.035 / $0.14 per million input/output tokens, against $30 / $180 for GPT-5.4 Pro.
- GPT-5.4 Pro accepts more context: 1.05M tokens versus 128K.
Side by side
| Amazon Nova Micro | GPT-5.4 Pro | |
|---|---|---|
| Provider | Amazon | OpenAI |
| Noometry Index | 30.4 | 58.9 |
| Released | 2024-12-03 | 2026-03-05 |
| Weights | Proprietary | Proprietary |
| Context window | 128K | 1.05M |
| Max output | 10K | 128K |
| Input $ / M tokens | $0.035 | $30 |
| Output $ / M tokens | $0.14 | $180 |
| Results tracked | 32 | 16 |
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Category by category
Coding GPT-5.4 Pro leads
Amazon Nova Micro: 30.5 (#295), GPT-5.4 Pro: 43.2 (#90)
| Benchmark | Amazon Nova Micro | GPT-5.4 Pro |
|---|---|---|
| WeirdML | — | 57.4% |
| LiveBench Coding | 20.2% | — |
| LMArena Coding | 1218 | — |
Agentic & Tool Use Not comparable
Amazon Nova Micro: 22.1 (#132), GPT-5.4 Pro: —
| Benchmark | Amazon Nova Micro | GPT-5.4 Pro |
|---|---|---|
| Berkeley Function Calling Leaderboard | 22.3% | — |
Reasoning GPT-5.4 Pro leads
Amazon Nova Micro: 17.4 (#294), GPT-5.4 Pro: 70.7 (#13)
| Benchmark | Amazon Nova Micro | GPT-5.4 Pro |
|---|---|---|
| ARC-AGI-2 | — | 83.3% |
| SimpleBench | — | 74.1% |
| ARC-AGI-1 | — | 94.5% |
| CritPt | — | 30% |
| Chess Puzzles | — | 58.6% |
| EnigmaEval | — | 23.8% |
| LiveBench Reasoning | 25.1% | — |
| LMArena Hard Prompts | 1191 | — |
| LiveBench Data Analysis | 34% | — |
| Epoch Capabilities Index | — | 158.93 |
| LiveBench | 29.6% | — |
Math GPT-5.4 Pro leads
Amazon Nova Micro: 26.9 (#254), GPT-5.4 Pro: 72.4 (#22)
| Benchmark | Amazon Nova Micro | GPT-5.4 Pro |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 82.5% |
| FrontierMath Tier 4 | — | 58.5% |
| Omni-MATH | 21.4% | — |
| LiveBench Math | 34.5% | — |
| LMArena Math | 1206 | — |
| FrontierMath (Feb 2025 set) | — | 50% |
| FrontierMath Tier 4 (v1) | — | 37.5% |
Knowledge GPT-5.4 Pro leads
Amazon Nova Micro: 29.6 (#237), GPT-5.4 Pro: 68.3 (#7)
| Benchmark | Amazon Nova Micro | GPT-5.4 Pro |
|---|---|---|
| Vectara Hallucination Rate | 5.5% | 8.3% |
| GPQA Diamond | — | 94.6% |
| Humanity's Last Exam | — | 44.3% |
| SimpleQA Verified | — | 46.3% |
| MMLU-Pro | 51.1% | — |
| GPQA (HELM) | 38.3% | — |
| LMArena Expert | 1184 | — |
| MMLU | 70.8% | — |
Multilingual Not comparable
Amazon Nova Micro: 36.5 (#239), GPT-5.4 Pro: —
| Benchmark | Amazon Nova Micro | GPT-5.4 Pro |
|---|---|---|
| LMArena Non-English | 1186 | — |
| LMArena Chinese | 1209 | — |
| LMArena French | 1238 | — |
| LMArena German | 1192 | — |
| LMArena Japanese | 1154 | — |
| LMArena Korean | 1150 | — |
| LMArena Russian | 1185 | — |
| LMArena Spanish | 1225 | — |
Instruction Following Not comparable
Amazon Nova Micro: 56.3 (#272), GPT-5.4 Pro: —
| Benchmark | Amazon Nova Micro | GPT-5.4 Pro |
|---|---|---|
| LiveBench Instruction Following | 48% | — |
| IFEval | 76% | — |
| LMArena Instruction Following | 1174 | — |
Long Context Not comparable
Amazon Nova Micro: 36.5 (#229), GPT-5.4 Pro: —
| Benchmark | Amazon Nova Micro | GPT-5.4 Pro |
|---|---|---|
| LMArena Longer Query | 1205 | — |
Writing & Preference Not comparable
Amazon Nova Micro: 39.5 (#247), GPT-5.4 Pro: —
| Benchmark | Amazon Nova Micro | GPT-5.4 Pro |
|---|---|---|
| LMArena Text | 1208 | — |
| LMArena Creative Writing | 1172 | — |
| WildBench | 74.3% | — |
| LMArena Multi-Turn | 1178 | — |
| LiveBench Language | 15.8% | — |
Frequently asked questions
Is Amazon Nova Micro better than GPT-5.4 Pro?
GPT-5.4 Pro is the stronger model overall, scoring 58.9 to 30.4 on the Noometry Index. Amazon Nova Micro costs 1102× less per token, which makes it the better buy when GPT-5.4 Pro's lead doesn't matter for your workload.
Which is cheaper, Amazon Nova Micro or GPT-5.4 Pro?
Amazon Nova Micro is cheaper. It lists at $0.035 per million input tokens and $0.14 per million output tokens; GPT-5.4 Pro lists at $30 and $180.
Is Amazon Nova Micro or GPT-5.4 Pro better for coding?
GPT-5.4 Pro scores higher on coding benchmarks: 43.2 versus 30.5 in the Noometry coding category.
Which has the bigger context window?
GPT-5.4 Pro does, with 1.05M tokens against 128K.
How many benchmarks do Amazon Nova Micro and GPT-5.4 Pro share?
1 benchmark has published results for both models. Amazon Nova Micro has 32 scored results on Noometry and GPT-5.4 Pro has 16.