Model comparison
Amazon Nova Experimental Chat 10 09 vs GPT-5 Pro
GPT-5 Pro is the stronger model overall, scoring 46.2 to 41.4 on the Noometry Index.
Last verified . 0 shared benchmarks.
Summary
- The widest gap is in reasoning, where GPT-5 Pro leads 39.2 to 26.2.
Side by side
| Amazon Nova Experimental Chat 10 09 | GPT-5 Pro | |
|---|---|---|
| Provider | Amazon | OpenAI |
| Noometry Index | 41.4 | 46.2 |
| Released | — | 2025-10-06 |
| Weights | Proprietary | Proprietary |
| Context window | — | 400K |
| Max output | — | 272K |
| Input $ / M tokens | — | $15 |
| Output $ / M tokens | — | $120 |
| Results tracked | 9 | 12 |
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Category by category
Coding GPT-5 Pro leads
Amazon Nova Experimental Chat 10 09: 39.6 (#142), GPT-5 Pro: 43.4 (#77)
| Benchmark | Amazon Nova Experimental Chat 10 09 | GPT-5 Pro |
|---|---|---|
| WeirdML | — | 60.4% |
| LMArena Coding | 1371 | — |
| AlgoTune | — | 1.31 |
Reasoning GPT-5 Pro leads
Amazon Nova Experimental Chat 10 09: 26.2 (#122), GPT-5 Pro: 39.2 (#52)
| Benchmark | Amazon Nova Experimental Chat 10 09 | 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 | 1356 | — |
| Epoch Capabilities Index | — | 150.26 |
Math Not comparable
Amazon Nova Experimental Chat 10 09: —, GPT-5 Pro: 48.0 (#53)
| Benchmark | Amazon Nova Experimental Chat 10 09 | GPT-5 Pro |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 55.8% |
| FrontierMath Tier 4 | — | 19.5% |
| FrontierMath Tier 4 (v1) | — | 14.6% |
Knowledge Not comparable
Amazon Nova Experimental Chat 10 09: —, GPT-5 Pro: 56.2 (#39)
| Benchmark | Amazon Nova Experimental Chat 10 09 | GPT-5 Pro |
|---|---|---|
| Humanity's Last Exam | — | 31.6% |
Multilingual Not comparable
Amazon Nova Experimental Chat 10 09: 47.5 (#145), GPT-5 Pro: —
| Benchmark | Amazon Nova Experimental Chat 10 09 | GPT-5 Pro |
|---|---|---|
| LMArena Non-English | 1341 | — |
| LMArena Chinese | 1345 | — |
Instruction Following Not comparable
Amazon Nova Experimental Chat 10 09: 69.7 (#167), GPT-5 Pro: —
| Benchmark | Amazon Nova Experimental Chat 10 09 | GPT-5 Pro |
|---|---|---|
| LMArena Instruction Following | 1316 | — |
Long Context Not comparable
Amazon Nova Experimental Chat 10 09: 40.6 (#146), GPT-5 Pro: —
| Benchmark | Amazon Nova Experimental Chat 10 09 | GPT-5 Pro |
|---|---|---|
| LMArena Longer Query | 1334 | — |
Writing & Preference Not comparable
Amazon Nova Experimental Chat 10 09: 55.0 (#144), GPT-5 Pro: —
| Benchmark | Amazon Nova Experimental Chat 10 09 | GPT-5 Pro |
|---|---|---|
| LMArena Text | 1365 | — |
| LMArena Creative Writing | 1307 | — |
| LMArena Multi-Turn | 1354 | — |
Frequently asked questions
Is Amazon Nova Experimental Chat 10 09 better than GPT-5 Pro?
GPT-5 Pro is the stronger model overall, scoring 46.2 to 41.4 on the Noometry Index.
Is Amazon Nova Experimental Chat 10 09 or GPT-5 Pro better for coding?
GPT-5 Pro scores higher on coding benchmarks: 43.4 versus 39.6 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 10 09 and GPT-5 Pro share?
0 benchmarks have published results for both models. Amazon Nova Experimental Chat 10 09 has 9 scored results on Noometry and GPT-5 Pro has 12.