Model comparison
Amazon Nova Lite vs o3-pro
o3-pro is the stronger model overall, scoring 42.9 to 31.9 on the Noometry Index. Amazon Nova Lite costs 333× less per token, which makes it the better buy when o3-pro's lead doesn't matter for your workload.
Last verified . 1 shared benchmarks.
Summary
- They share 1 benchmark with published results for both. Amazon Nova Lite scores higher in 0 categories and o3-pro in 5 categories; 5 gaps are clear of the uncertainty.
- The widest gap is in long context, where o3-pro leads 72.2 to 37.4.
- The biggest single-benchmark swing is Vectara Hallucination Rate: 6.1% for Amazon Nova Lite and 23.3% for o3-pro.
- Amazon Nova Lite is cheaper at $0.06 / $0.24 per million input/output tokens, against $20 / $80 for o3-pro.
- Amazon Nova Lite accepts more context: 300K tokens versus 200K.
Side by side
| Amazon Nova Lite | o3-pro | |
|---|---|---|
| Provider | Amazon | OpenAI |
| Noometry Index | 31.9 | 42.9 |
| Released | 2024-12-03 | 2025-06-10 |
| Weights | Proprietary | Proprietary |
| Context window | 300K | 200K |
| Max output | 10K | 100K |
| Input $ / M tokens | $0.06 | $20 |
| Output $ / M tokens | $0.24 | $80 |
| Results tracked | 34 | 12 |
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Category by category
Coding o3-pro leads
Amazon Nova Lite: 32.5 (#270), o3-pro: 55.5 (#24)
| Benchmark | Amazon Nova Lite | o3-pro |
|---|---|---|
| Aider Polyglot | — | 84.9% |
| WeirdML | — | 58.2% |
| LiveBench Coding | 27.5% | — |
| LMArena Coding | 1239 | — |
| ALE-Bench | 236.25 | — |
Reasoning o3-pro leads
Amazon Nova Lite: 19.3 (#260), o3-pro: 23.8 (#171)
| Benchmark | Amazon Nova Lite | o3-pro |
|---|---|---|
| ARC-AGI-2 | — | 4.9% |
| Kagi LLM Benchmark | — | 72.1% |
| ARC-AGI-1 | — | 59.3% |
| LiveBench Reasoning | 36.7% | — |
| LMArena Hard Prompts | 1220 | — |
| DTBench | — | 86.9% |
| LiveBench Data Analysis | 37.2% | — |
| LMCA | — | 38.5% |
| Epoch Capabilities Index | — | 147.42 |
| LiveBench | 36.4% | — |
Math Not comparable
Amazon Nova Lite: 27.8 (#247), o3-pro: —
| Benchmark | Amazon Nova Lite | o3-pro |
|---|---|---|
| Omni-MATH | 23.3% | — |
| LiveBench Math | 36.7% | — |
| LMArena Math | 1227 | — |
Knowledge o3-pro leads
Amazon Nova Lite: 26.3 (#259), o3-pro: 29.5 (#238)
| Benchmark | Amazon Nova Lite | o3-pro |
|---|---|---|
| Vectara Hallucination Rate | 6.1% | 23.3% |
| Humanity's Last Exam | 3.6% | — |
| MMLU-Pro | 60% | — |
| Confabulations | — | 14.2% |
| GPQA (HELM) | 39.7% | — |
| LMArena Expert | 1201 | — |
| MMLU | 77% | — |
Multimodal Not comparable
Amazon Nova Lite: 25.5 (#123), o3-pro: —
| Benchmark | Amazon Nova Lite | o3-pro |
|---|---|---|
| LMArena Vision | 990 | — |
Multilingual Not comparable
Amazon Nova Lite: 38.0 (#232), o3-pro: —
| Benchmark | Amazon Nova Lite | o3-pro |
|---|---|---|
| LMArena Non-English | 1208 | — |
| LMArena Chinese | 1225 | — |
| LMArena French | 1237 | — |
| LMArena German | 1229 | — |
| LMArena Japanese | 1153 | — |
| LMArena Korean | 1153 | — |
| LMArena Russian | 1216 | — |
| LMArena Spanish | 1226 | — |
Instruction Following Not comparable
Amazon Nova Lite: 59.3 (#255), o3-pro: —
| Benchmark | Amazon Nova Lite | o3-pro |
|---|---|---|
| LiveBench Instruction Following | 54.1% | — |
| IFEval | 77.6% | — |
| LMArena Instruction Following | 1205 | — |
Long Context o3-pro leads
Amazon Nova Lite: 37.4 (#217), o3-pro: 72.2 (#1)
| Benchmark | Amazon Nova Lite | o3-pro |
|---|---|---|
| Fiction.LiveBench | — | 97.2% |
| LMArena Longer Query | 1234 | — |
Writing & Preference o3-pro leads
Amazon Nova Lite: 42.1 (#237), o3-pro: 57.1 (#133)
| Benchmark | Amazon Nova Lite | o3-pro |
|---|---|---|
| LMArena Text | 1229 | — |
| LMArena Creative Writing | 1197 | — |
| Short-Story Creative Writing | — | 84.4% |
| WildBench | 75% | — |
| LMArena Multi-Turn | 1199 | — |
| LiveBench Language | 25.9% | — |
Frequently asked questions
Is Amazon Nova Lite better than o3-pro?
o3-pro is the stronger model overall, scoring 42.9 to 31.9 on the Noometry Index. Amazon Nova Lite costs 333× less per token, which makes it the better buy when o3-pro's lead doesn't matter for your workload.
Which is cheaper, Amazon Nova Lite or o3-pro?
Amazon Nova Lite is cheaper. It lists at $0.06 per million input tokens and $0.24 per million output tokens; o3-pro lists at $20 and $80.
Is Amazon Nova Lite or o3-pro better for coding?
o3-pro scores higher on coding benchmarks: 55.5 versus 32.5 in the Noometry coding category.
Which has the bigger context window?
Amazon Nova Lite does, with 300K tokens against 200K.
How many benchmarks do Amazon Nova Lite and o3-pro share?
1 benchmark has published results for both models. Amazon Nova Lite has 34 scored results on Noometry and o3-pro has 12.