Model comparison
Amazon Nova Experimental Chat 10 20 vs GPT-5 Pro
GPT-5 Pro is the stronger model overall, scoring 46.4 to 42.1 on the Noometry Index.
Last verified . 0 shared benchmarks.
Summary
- The widest gap is in knowledge, where GPT-5 Pro leads 56.7 to 38.5.
Side by side
| Amazon Nova Experimental Chat 10 20 | GPT-5 Pro | |
|---|---|---|
| Provider | Amazon | OpenAI |
| Noometry Index | 42.1 | 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 | 17 | 12 |
Sponsored placements are available on pages like this one. Advertise on Noometry
Category by category
Coding GPT-5 Pro leads
Amazon Nova Experimental Chat 10 20: 41.6 (#123), GPT-5 Pro: 44.0 (#80)
| Benchmark | Amazon Nova Experimental Chat 10 20 | GPT-5 Pro |
|---|---|---|
| WeirdML | — | 60.4% |
| LMArena Coding | 1412 | — |
| AlgoTune | — | 1.31 |
Reasoning GPT-5 Pro leads
Amazon Nova Experimental Chat 10 20: 28.4 (#106), GPT-5 Pro: 38.9 (#62)
| Benchmark | Amazon Nova Experimental Chat 10 20 | 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 | 1396 | — |
| Epoch Capabilities Index | — | 150.28 |
Math GPT-5 Pro leads
Amazon Nova Experimental Chat 10 20: 39.0 (#119), GPT-5 Pro: 48.5 (#63)
| Benchmark | Amazon Nova Experimental Chat 10 20 | GPT-5 Pro |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 55.8% |
| FrontierMath Tier 4 | — | 19.5% |
| LMArena Math | 1425 | — |
| FrontierMath Tier 4 (v1) | — | 14.6% |
Knowledge GPT-5 Pro leads
Amazon Nova Experimental Chat 10 20: 38.5 (#144), GPT-5 Pro: 56.7 (#42)
| Benchmark | Amazon Nova Experimental Chat 10 20 | GPT-5 Pro |
|---|---|---|
| Humanity's Last Exam | — | 31.6% |
| LMArena Expert | 1386 | — |
Multilingual Not comparable
Amazon Nova Experimental Chat 10 20: 49.5 (#131), GPT-5 Pro: —
| Benchmark | Amazon Nova Experimental Chat 10 20 | GPT-5 Pro |
|---|---|---|
| LMArena Non-English | 1372 | — |
| LMArena Chinese | 1404 | — |
| LMArena French | 1425 | — |
| LMArena German | 1391 | — |
| LMArena Japanese | 1360 | — |
| LMArena Korean | 1324 | — |
| LMArena Russian | 1371 | — |
| LMArena Spanish | 1382 | — |
Instruction Following Not comparable
Amazon Nova Experimental Chat 10 20: 72.1 (#141), GPT-5 Pro: —
| Benchmark | Amazon Nova Experimental Chat 10 20 | GPT-5 Pro |
|---|---|---|
| LMArena Instruction Following | 1365 | — |
Long Context Not comparable
Amazon Nova Experimental Chat 10 20: 41.7 (#133), GPT-5 Pro: —
| Benchmark | Amazon Nova Experimental Chat 10 20 | GPT-5 Pro |
|---|---|---|
| LMArena Longer Query | 1370 | — |
Writing & Preference Not comparable
Amazon Nova Experimental Chat 10 20: 56.6 (#136), GPT-5 Pro: —
| Benchmark | Amazon Nova Experimental Chat 10 20 | GPT-5 Pro |
|---|---|---|
| LMArena Text | 1394 | — |
| LMArena Creative Writing | 1318 | — |
| LMArena Multi-Turn | 1364 | — |
Frequently asked questions
Is Amazon Nova Experimental Chat 10 20 better than GPT-5 Pro?
GPT-5 Pro is the stronger model overall, scoring 46.4 to 42.1 on the Noometry Index.
Is Amazon Nova Experimental Chat 10 20 or GPT-5 Pro better for coding?
GPT-5 Pro scores higher on coding benchmarks: 44.0 versus 41.6 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 10 20 and GPT-5 Pro share?
0 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 20 has 17 scored results on Noometry and GPT-5 Pro has 12.