Model comparison
Amazon Nova Experimental Chat 26 02 10 vs GPT-5 Pro
GPT-5 Pro is the stronger model overall, scoring 46.4 to 44.5 on the Noometry Index.
Last verified . 0 shared benchmarks.
Summary
- The widest gap is in knowledge, where GPT-5 Pro leads 56.7 to 42.3.
Side by side
| Amazon Nova Experimental Chat 26 02 10 | GPT-5 Pro | |
|---|---|---|
| Provider | Amazon | OpenAI |
| Noometry Index | 44.5 | 46.4 |
| Released | — | 2025-10-06 |
| Weights | Proprietary | Proprietary |
| Context window | — | 400K |
| Max output | — | 272K |
| Input $ / M tokens | — | $15 |
| Output $ / M tokens | — | $120 |
| Results tracked | 12 | 12 |
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Category by category
Coding Too close to call
Amazon Nova Experimental Chat 26 02 10: 43.9 (#82), GPT-5 Pro: 44.0 (#80)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | GPT-5 Pro |
|---|---|---|
| WeirdML | — | 60.4% |
| LMArena Coding | 1483 | — |
| AlgoTune | — | 1.31 |
Reasoning GPT-5 Pro leads
Amazon Nova Experimental Chat 26 02 10: 30.1 (#86), GPT-5 Pro: 38.9 (#62)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | GPT-5 Pro |
|---|---|---|
| ARC-AGI-2 | — | 18.3% |
| SimpleBench | — | 61.6% |
| Kagi LLM Benchmark | — | 76.8% |
| ARC-AGI-1 | — | 70.2% |
| EnigmaEval | — | 18.8% |
| LMArena Hard Prompts | 1458 | — |
| Epoch Capabilities Index | — | 150.28 |
Math GPT-5 Pro leads
Amazon Nova Experimental Chat 26 02 10: 39.3 (#109), GPT-5 Pro: 48.5 (#63)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | GPT-5 Pro |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 55.8% |
| FrontierMath Tier 4 | — | 19.5% |
| LMArena Math | 1438 | — |
| FrontierMath Tier 4 (v1) | — | 14.6% |
Knowledge GPT-5 Pro leads
Amazon Nova Experimental Chat 26 02 10: 42.3 (#97), GPT-5 Pro: 56.7 (#42)
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | GPT-5 Pro |
|---|---|---|
| Humanity's Last Exam | — | 31.6% |
| LMArena Expert | 1506 | — |
Multilingual Not comparable
Amazon Nova Experimental Chat 26 02 10: 54.0 (#50), GPT-5 Pro: —
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | GPT-5 Pro |
|---|---|---|
| LMArena Non-English | 1434 | — |
| LMArena Chinese | 1463 | — |
| LMArena Russian | 1423 | — |
Instruction Following Not comparable
Amazon Nova Experimental Chat 26 02 10: 75.2 (#69), GPT-5 Pro: —
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | GPT-5 Pro |
|---|---|---|
| LMArena Instruction Following | 1427 | — |
Long Context Not comparable
Amazon Nova Experimental Chat 26 02 10: 44.0 (#77), GPT-5 Pro: —
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | GPT-5 Pro |
|---|---|---|
| LMArena Longer Query | 1441 | — |
Writing & Preference Not comparable
Amazon Nova Experimental Chat 26 02 10: 61.8 (#84), GPT-5 Pro: —
| Benchmark | Amazon Nova Experimental Chat 26 02 10 | GPT-5 Pro |
|---|---|---|
| LMArena Text | 1448 | — |
| LMArena Creative Writing | 1368 | — |
| LMArena Multi-Turn | 1442 | — |
Frequently asked questions
Is Amazon Nova Experimental Chat 26 02 10 better than GPT-5 Pro?
GPT-5 Pro is the stronger model overall, scoring 46.4 to 44.5 on the Noometry Index.
Is Amazon Nova Experimental Chat 26 02 10 or GPT-5 Pro better for coding?
They score almost the same on coding (43.9 vs 44.0); test both on your own repository before choosing.
How many benchmarks do Amazon Nova Experimental Chat 26 02 10 and GPT-5 Pro share?
0 benchmarks have published results for both models. Amazon Nova Experimental Chat 26 02 10 has 12 scored results on Noometry and GPT-5 Pro has 12.