Model comparison
Amazon Nova Experimental Chat 26 02 10 vs GPT-5.4 mini
Amazon Nova Experimental Chat 26 02 10 and GPT-5.4 mini score almost the same on the Noometry Index (44.5 vs 45.0), so choose on price, context window or the category you care about most.
Last verified . 12 shared benchmarks.
Summary
- They share 12 benchmarks with published results for both. Amazon Nova Experimental Chat 26 02 10 scores higher in 3 categories and GPT-5.4 mini in 5 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where GPT-5.4 mini leads 51.5 to 42.3.
Side by side
| Amazon Nova Experimental Chat 26 02 10 | GPT-5.4 mini | |
|---|---|---|
| Provider | Amazon | OpenAI |
| Noometry Index | 44.5 | 45.0 |
| Released | — | 2026-03-17 |
| Weights | Proprietary | Proprietary |
| Context window | — | 400K |
| Max output | — | 128K |
| Input $ / M tokens | — | $0.75 |
| Output $ / M tokens | — | $4.50 |
| Results tracked | 12 | 46 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding GPT-5.4 mini leads
Amazon Nova Experimental Chat 26 02 10: 43.9 (#82), GPT-5.4 mini: 45.2 (#72)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | GPT-5.4 mini |
|---|---|---|
| LMArena Coding | 1483 | 1438 |
| FrontierCode | — | 27% |
| LMArena WebDev | — | 1397 |
| SciCode | — | 49.9% |
| WeirdML | — | 60.3% |
| ALE-Bench | — | 1,189 |
Agentic & Tool Use Not comparable
Amazon Nova Experimental Chat 26 02 10: —, GPT-5.4 mini: 29.9 (#81)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | GPT-5.4 mini |
|---|---|---|
| DeepResearch Bench | — | 36.3% |
Reasoning Too close to call
Amazon Nova Experimental Chat 26 02 10: 30.1 (#86), GPT-5.4 mini: 30.4 (#85)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | GPT-5.4 mini |
|---|---|---|
| LMArena Hard Prompts | 1458 | 1424 |
| 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% |
| Mystery Game Puzzles | — | 11% |
| DTBench | — | 80% |
| LMCA | — | 40.8% |
| Epoch Capabilities Index | — | 148.84 |
| ForecastBench | — | 57 |
Math GPT-5.4 mini leads
Amazon Nova Experimental Chat 26 02 10: 39.3 (#109), GPT-5.4 mini: 45.5 (#75)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | GPT-5.4 mini |
|---|---|---|
| LMArena Math | 1438 | 1419 |
| FrontierMath (Tiers 1-3) | — | 51.2% |
| FrontierMath Tier 4 | — | 9.8% |
| OTIS Mock AIME 2024-2025 | — | 88.9% |
| ProofBench | — | 21% |
| FrontierMath (Feb 2025 set) | — | 28.3% |
| FrontierMath Tier 4 (v1) | — | 2.1% |
Knowledge GPT-5.4 mini leads
Amazon Nova Experimental Chat 26 02 10: 42.3 (#97), GPT-5.4 mini: 51.5 (#67)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | GPT-5.4 mini |
|---|---|---|
| LMArena Expert | 1506 | 1435 |
| GPQA Diamond | — | 86.9% |
| SimpleQA Verified | — | 29.4% |
| Vectara Hallucination Rate | — | 5.5% |
Multimodal Not comparable
Amazon Nova Experimental Chat 26 02 10: —, GPT-5.4 mini: 39.7 (#56)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | GPT-5.4 mini |
|---|---|---|
| LMArena Vision | — | 1245 |
Multilingual Amazon Nova Experimental Chat 26 02 10 leads
Amazon Nova Experimental Chat 26 02 10: 54.0 (#50), GPT-5.4 mini: 51.9 (#96)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | GPT-5.4 mini |
|---|---|---|
| LMArena Non-English | 1434 | 1405 |
| LMArena Chinese | 1463 | 1446 |
| LMArena Russian | 1423 | 1417 |
| LMArena French | — | 1440 |
| LMArena German | — | 1409 |
| LMArena Japanese | — | 1374 |
| LMArena Korean | — | 1368 |
| LMArena Spanish | — | 1405 |
Instruction Following Amazon Nova Experimental Chat 26 02 10 leads
Amazon Nova Experimental Chat 26 02 10: 75.2 (#69), GPT-5.4 mini: 74.1 (#102)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | GPT-5.4 mini |
|---|---|---|
| LMArena Instruction Following | 1427 | 1405 |
Long Context Amazon Nova Experimental Chat 26 02 10 leads
Amazon Nova Experimental Chat 26 02 10: 44.0 (#77), GPT-5.4 mini: 43.0 (#112)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | GPT-5.4 mini |
|---|---|---|
| LMArena Longer Query | 1441 | 1407 |
Writing & Preference GPT-5.4 mini leads
Amazon Nova Experimental Chat 26 02 10: 61.8 (#84), GPT-5.4 mini: 64.0 (#58)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | GPT-5.4 mini |
|---|---|---|
| LMArena Text | 1448 | 1412 |
| LMArena Creative Writing | 1368 | 1370 |
| LMArena Multi-Turn | 1442 | 1429 |
| EQ-Bench Creative Writing | — | 1665 |
Frequently asked questions
Is Amazon Nova Experimental Chat 26 02 10 better than GPT-5.4 mini?
Amazon Nova Experimental Chat 26 02 10 and GPT-5.4 mini score almost the same on the Noometry Index (44.5 vs 45.0), so choose on price, context window or the category you care about most.
Is Amazon Nova Experimental Chat 26 02 10 or GPT-5.4 mini better for coding?
GPT-5.4 mini scores higher on coding benchmarks: 45.2 versus 43.9 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 26 02 10 and GPT-5.4 mini share?
12 benchmarks have published results for both models. Amazon Nova Experimental Chat 26 02 10 has 12 scored results on Noometry and GPT-5.4 mini has 46.