Model comparison
Amazon Nova Experimental Chat 11 10 vs o3-pro
Amazon Nova Experimental Chat 11 10 and o3-pro score almost the same on the Noometry Index (43.0 vs 42.9), so choose on price, context window or the category you care about most.
Last verified . 0 shared benchmarks.
Summary
- The widest gap is in long context, where o3-pro leads 72.2 to 42.5.
Side by side
| Amazon Nova Experimental Chat 11 10 | o3-pro | |
|---|---|---|
| Provider | Amazon | OpenAI |
| Noometry Index | 43.0 | 42.9 |
| Released | — | 2025-06-10 |
| Weights | Proprietary | Proprietary |
| Context window | — | 200K |
| Max output | — | 100K |
| Input $ / M tokens | — | $20 |
| Output $ / M tokens | — | $80 |
| Results tracked | 17 | 12 |
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Category by category
Coding o3-pro leads
Amazon Nova Experimental Chat 11 10: 42.3 (#107), o3-pro: 55.5 (#24)
| Benchmark | Amazon Nova Experimental Chat 11 10 | o3-pro |
|---|---|---|
| Aider Polyglot | — | 84.9% |
| WeirdML | — | 58.2% |
| LMArena Coding | 1433 | — |
Reasoning Amazon Nova Experimental Chat 11 10 leads
Amazon Nova Experimental Chat 11 10: 29.1 (#95), o3-pro: 23.8 (#171)
| Benchmark | Amazon Nova Experimental Chat 11 10 | o3-pro |
|---|---|---|
| ARC-AGI-2 | — | 4.9% |
| Kagi LLM Benchmark | — | 72.1% |
| ARC-AGI-1 | — | 59.3% |
| LMArena Hard Prompts | 1422 | — |
| DTBench | — | 86.9% |
| LMCA | — | 38.5% |
| Epoch Capabilities Index | — | 147.42 |
Math Not comparable
Amazon Nova Experimental Chat 11 10: 39.1 (#114), o3-pro: —
| Benchmark | Amazon Nova Experimental Chat 11 10 | o3-pro |
|---|---|---|
| LMArena Math | 1431 | — |
Knowledge Amazon Nova Experimental Chat 11 10 leads
Amazon Nova Experimental Chat 11 10: 39.9 (#127), o3-pro: 29.5 (#238)
| Benchmark | Amazon Nova Experimental Chat 11 10 | o3-pro |
|---|---|---|
| Confabulations | — | 14.2% |
| Vectara Hallucination Rate | — | 23.3% |
| LMArena Expert | 1431 | — |
Multilingual Not comparable
Amazon Nova Experimental Chat 11 10: 51.9 (#98), o3-pro: —
| Benchmark | Amazon Nova Experimental Chat 11 10 | o3-pro |
|---|---|---|
| LMArena Non-English | 1405 | — |
| LMArena Chinese | 1463 | — |
| LMArena French | 1449 | — |
| LMArena German | 1395 | — |
| LMArena Japanese | 1383 | — |
| LMArena Korean | 1384 | — |
| LMArena Russian | 1394 | — |
| LMArena Spanish | 1444 | — |
Instruction Following Not comparable
Amazon Nova Experimental Chat 11 10: 73.2 (#122), o3-pro: —
| Benchmark | Amazon Nova Experimental Chat 11 10 | o3-pro |
|---|---|---|
| LMArena Instruction Following | 1387 | — |
Long Context o3-pro leads
Amazon Nova Experimental Chat 11 10: 42.5 (#121), o3-pro: 72.2 (#1)
| Benchmark | Amazon Nova Experimental Chat 11 10 | o3-pro |
|---|---|---|
| Fiction.LiveBench | — | 97.2% |
| LMArena Longer Query | 1395 | — |
Writing & Preference Amazon Nova Experimental Chat 11 10 leads
Amazon Nova Experimental Chat 11 10: 58.8 (#114), o3-pro: 57.1 (#133)
| Benchmark | Amazon Nova Experimental Chat 11 10 | o3-pro |
|---|---|---|
| LMArena Text | 1415 | — |
| LMArena Creative Writing | 1349 | — |
| Short-Story Creative Writing | — | 84.4% |
| LMArena Multi-Turn | 1380 | — |
Frequently asked questions
Is Amazon Nova Experimental Chat 11 10 better than o3-pro?
Amazon Nova Experimental Chat 11 10 and o3-pro score almost the same on the Noometry Index (43.0 vs 42.9), so choose on price, context window or the category you care about most.
Is Amazon Nova Experimental Chat 11 10 or o3-pro better for coding?
o3-pro scores higher on coding benchmarks: 55.5 versus 42.3 in the Noometry coding category.
How many benchmarks do Amazon Nova Experimental Chat 11 10 and o3-pro share?
0 benchmarks have published results for both models. Amazon Nova Experimental Chat 11 10 has 17 scored results on Noometry and o3-pro has 12.