Model comparison
Amazon Nova Pro vs GPT-5.4 mini
GPT-5.4 mini is the stronger model overall, scoring 45.0 to 31.0 on the Noometry Index.
Last verified . 20 shared benchmarks.
Summary
- They share 20 benchmarks with published results for both. Amazon Nova Pro scores higher in 0 categories and GPT-5.4 mini in 10 categories; 10 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where GPT-5.4 mini leads 51.5 to 27.4.
- Amazon Nova Pro is cheaper at $0.80 / $3.20 per million input/output tokens, against $0.75 / $4.50 for GPT-5.4 mini.
- GPT-5.4 mini accepts more context: 400K tokens versus 300K.
Side by side
| Amazon Nova Pro | GPT-5.4 mini | |
|---|---|---|
| Provider | Amazon | OpenAI |
| Noometry Index | 31.0 | 45.0 |
| Released | 2024-12-03 | 2026-03-17 |
| Weights | Proprietary | Proprietary |
| Context window | 300K | 400K |
| Max output | 10K | 128K |
| Input $ / M tokens | $0.80 | $0.75 |
| Output $ / M tokens | $3.20 | $4.50 |
| Results tracked | 38 | 46 |
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Category by category
Coding GPT-5.4 mini leads
Amazon Nova Pro: 35.1 (#229), GPT-5.4 mini: 45.2 (#72)
| Benchmark | Amazon Nova Pro | GPT-5.4 mini |
|---|---|---|
| LMArena Coding | 1270 | 1438 |
| FrontierCode | — | 27% |
| LMArena WebDev | — | 1397 |
| SciCode | — | 49.9% |
| WeirdML | — | 60.3% |
| LiveBench Coding | 38.1% | — |
| ALE-Bench | — | 1,189 |
Agentic & Tool Use GPT-5.4 mini leads
Amazon Nova Pro: 16.7 (#147), GPT-5.4 mini: 29.9 (#81)
| Benchmark | Amazon Nova Pro | GPT-5.4 mini |
|---|---|---|
| Berkeley Function Calling Leaderboard | 25% | — |
| TheAgentCompany | 1.7% | — |
| DeepResearch Bench | — | 36.3% |
Reasoning GPT-5.4 mini leads
Amazon Nova Pro: 20.0 (#243), GPT-5.4 mini: 30.4 (#85)
| Benchmark | Amazon Nova Pro | GPT-5.4 mini |
|---|---|---|
| LMArena Hard Prompts | 1246 | 1424 |
| Epoch Capabilities Index | 123.8 | 148.84 |
| ARC-AGI-2 | — | 18.9% |
| Kagi LLM Benchmark | — | 37.9% |
| NYT Connections (extended) | — | 61.8% |
| ARC-AGI-1 | — | 63.7% |
| CritPt | — | 10% |
| Chess Puzzles | — | 24% |
| Thematic Generalization | — | 61.7% |
| LiveBench Reasoning | 32.6% | — |
| Mystery Game Puzzles | — | 11% |
| DTBench | — | 80% |
| LiveBench Data Analysis | 48.3% | — |
| LMCA | — | 40.8% |
| ForecastBench | — | 57 |
| LiveBench | 43.5% | — |
Math GPT-5.4 mini leads
Amazon Nova Pro: 28.5 (#243), GPT-5.4 mini: 45.5 (#75)
| Benchmark | Amazon Nova Pro | GPT-5.4 mini |
|---|---|---|
| LMArena Math | 1252 | 1419 |
| FrontierMath (Tiers 1-3) | — | 51.2% |
| FrontierMath Tier 4 | — | 9.8% |
| OTIS Mock AIME 2024-2025 | — | 88.9% |
| ProofBench | — | 21% |
| Omni-MATH | 24.2% | — |
| LiveBench Math | 38% | — |
| FrontierMath (Feb 2025 set) | — | 28.3% |
| FrontierMath Tier 4 (v1) | — | 2.1% |
Knowledge GPT-5.4 mini leads
Amazon Nova Pro: 27.4 (#250), GPT-5.4 mini: 51.5 (#67)
| Benchmark | Amazon Nova Pro | GPT-5.4 mini |
|---|---|---|
| Vectara Hallucination Rate | 5.1% | 5.5% |
| LMArena Expert | 1211 | 1435 |
| GPQA Diamond | — | 86.9% |
| Humanity's Last Exam | 4.4% | — |
| SimpleQA Verified | — | 29.4% |
| MMLU-Pro | 67.3% | — |
| Confabulations | 30.1% | — |
| GPQA (HELM) | 44.6% | — |
| MMLU | 82% | — |
Multimodal GPT-5.4 mini leads
Amazon Nova Pro: 25.0 (#126), GPT-5.4 mini: 39.7 (#56)
| Benchmark | Amazon Nova Pro | GPT-5.4 mini |
|---|---|---|
| LMArena Vision | 980 | 1245 |
Multilingual GPT-5.4 mini leads
Amazon Nova Pro: 39.7 (#223), GPT-5.4 mini: 51.9 (#96)
| Benchmark | Amazon Nova Pro | GPT-5.4 mini |
|---|---|---|
| LMArena Non-English | 1234 | 1405 |
| LMArena Chinese | 1244 | 1446 |
| LMArena French | 1271 | 1440 |
| LMArena German | 1243 | 1409 |
| LMArena Japanese | 1200 | 1374 |
| LMArena Korean | 1203 | 1368 |
| LMArena Russian | 1240 | 1417 |
| LMArena Spanish | 1182 | 1405 |
Instruction Following GPT-5.4 mini leads
Amazon Nova Pro: 64.9 (#226), GPT-5.4 mini: 74.1 (#102)
| Benchmark | Amazon Nova Pro | GPT-5.4 mini |
|---|---|---|
| LMArena Instruction Following | 1235 | 1405 |
| LiveBench Instruction Following | 67.1% | — |
| IFEval | 81.5% | — |
Long Context GPT-5.4 mini leads
Amazon Nova Pro: 38.1 (#205), GPT-5.4 mini: 43.0 (#112)
| Benchmark | Amazon Nova Pro | GPT-5.4 mini |
|---|---|---|
| LMArena Longer Query | 1255 | 1407 |
Writing & Preference GPT-5.4 mini leads
Amazon Nova Pro: 43.9 (#226), GPT-5.4 mini: 64.0 (#58)
| Benchmark | Amazon Nova Pro | GPT-5.4 mini |
|---|---|---|
| LMArena Text | 1259 | 1412 |
| LMArena Creative Writing | 1212 | 1370 |
| LMArena Multi-Turn | 1246 | 1429 |
| Short-Story Creative Writing | 60.5% | — |
| EQ-Bench Creative Writing | — | 1665 |
| WildBench | 77.7% | — |
| LiveBench Language | 37% | — |
Frequently asked questions
Is Amazon Nova Pro better than GPT-5.4 mini?
GPT-5.4 mini is the stronger model overall, scoring 45.0 to 31.0 on the Noometry Index.
Which is cheaper, Amazon Nova Pro or GPT-5.4 mini?
Amazon Nova Pro is cheaper. It lists at $0.80 per million input tokens and $3.20 per million output tokens; GPT-5.4 mini lists at $0.75 and $4.50.
Is Amazon Nova Pro or GPT-5.4 mini better for coding?
GPT-5.4 mini scores higher on coding benchmarks: 45.2 versus 35.1 in the Noometry coding category.
Which has the bigger context window?
GPT-5.4 mini does, with 400K tokens against 300K.
How many benchmarks do Amazon Nova Pro and GPT-5.4 mini share?
20 benchmarks have published results for both models. Amazon Nova Pro has 38 scored results on Noometry and GPT-5.4 mini has 46.