Model comparison
Amazon Nova Experimental Chat 26 01 10 vs GPT-5.4 mini
GPT-5.4 mini is the stronger model overall, scoring 45.0 to 42.8 on the Noometry Index.
Last verified . 13 shared benchmarks.
Summary
- They share 13 benchmarks with published results for both. Amazon Nova Experimental Chat 26 01 10 scores higher in 0 categories and GPT-5.4 mini in 8 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where GPT-5.4 mini leads 51.5 to 40.3.
Side by side
| Amazon Nova Experimental Chat 26 01 10 | GPT-5.4 mini | |
|---|---|---|
| Provider | Amazon | OpenAI |
| Noometry Index | 42.8 | 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 | 13 | 46 |
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Category by category
Coding GPT-5.4 mini leads
Amazon Nova Experimental Chat 26 01 10: 42.7 (#96), GPT-5.4 mini: 45.2 (#72)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | GPT-5.4 mini |
|---|---|---|
| LMArena Coding | 1447 | 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 01 10: —, GPT-5.4 mini: 29.9 (#81)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | GPT-5.4 mini |
|---|---|---|
| DeepResearch Bench | — | 36.3% |
Reasoning GPT-5.4 mini leads
Amazon Nova Experimental Chat 26 01 10: 28.9 (#98), GPT-5.4 mini: 30.4 (#85)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | GPT-5.4 mini |
|---|---|---|
| LMArena Hard Prompts | 1415 | 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 01 10: 38.5 (#136), GPT-5.4 mini: 45.5 (#75)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | GPT-5.4 mini |
|---|---|---|
| LMArena Math | 1404 | 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 01 10: 40.3 (#120), GPT-5.4 mini: 51.5 (#67)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | GPT-5.4 mini |
|---|---|---|
| LMArena Expert | 1444 | 1435 |
| GPQA Diamond | — | 86.9% |
| SimpleQA Verified | — | 29.4% |
| Vectara Hallucination Rate | — | 5.5% |
Multimodal Not comparable
Amazon Nova Experimental Chat 26 01 10: —, GPT-5.4 mini: 39.7 (#56)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | GPT-5.4 mini |
|---|---|---|
| LMArena Vision | — | 1245 |
Multilingual GPT-5.4 mini leads
Amazon Nova Experimental Chat 26 01 10: 50.2 (#126), GPT-5.4 mini: 51.9 (#96)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | GPT-5.4 mini |
|---|---|---|
| LMArena Non-English | 1381 | 1405 |
| LMArena Chinese | 1372 | 1446 |
| LMArena Russian | 1391 | 1417 |
| LMArena Spanish | 1390 | 1405 |
| LMArena French | — | 1440 |
| LMArena German | — | 1409 |
| LMArena Japanese | — | 1374 |
| LMArena Korean | — | 1368 |
Instruction Following GPT-5.4 mini leads
Amazon Nova Experimental Chat 26 01 10: 72.9 (#126), GPT-5.4 mini: 74.1 (#102)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | GPT-5.4 mini |
|---|---|---|
| LMArena Instruction Following | 1381 | 1405 |
Long Context Too close to call
Amazon Nova Experimental Chat 26 01 10: 42.7 (#119), GPT-5.4 mini: 43.0 (#112)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | GPT-5.4 mini |
|---|---|---|
| LMArena Longer Query | 1400 | 1407 |
Writing & Preference GPT-5.4 mini leads
Amazon Nova Experimental Chat 26 01 10: 57.4 (#129), GPT-5.4 mini: 64.0 (#58)
| Benchmark | Amazon Nova Experimental Chat 26 01 10 | GPT-5.4 mini |
|---|---|---|
| LMArena Text | 1396 | 1412 |
| LMArena Creative Writing | 1331 | 1370 |
| LMArena Multi-Turn | 1380 | 1429 |
| EQ-Bench Creative Writing | — | 1665 |
Frequently asked questions
Is Amazon Nova Experimental Chat 26 01 10 better than GPT-5.4 mini?
GPT-5.4 mini is the stronger model overall, scoring 45.0 to 42.8 on the Noometry Index.
Is Amazon Nova Experimental Chat 26 01 10 or GPT-5.4 mini better for coding?
GPT-5.4 mini scores higher on coding benchmarks: 45.2 versus 42.7 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 26 01 10 and GPT-5.4 mini share?
13 benchmarks have published results for both models. Amazon Nova Experimental Chat 26 01 10 has 13 scored results on Noometry and GPT-5.4 mini has 46.