Model comparison
Amazon Nova Pro vs GPT-6 Luna
GPT-6 Luna is the stronger model overall, scoring 45.1 to 30.5 on the Noometry Index.
Last verified . 13 shared benchmarks.
Summary
- They share 13 benchmarks with published results for both. Amazon Nova Pro scores higher in 0 categories and GPT-6 Luna in 9 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in coding, where GPT-6 Luna leads 54.7 to 34.6.
- GPT-6 Luna is cheaper at $0.10 / $0.50 per million input/output tokens, against $0.80 / $3.20 for Amazon Nova Pro.
- GPT-6 Luna accepts more context: 1.05M tokens versus 300K.
Side by side
| Amazon Nova Pro | GPT-6 Luna | |
|---|---|---|
| Provider | Amazon | OpenAI |
| Noometry Index | 30.5 | 45.1 |
| Released | 2024-12-03 | 2026-09-22 |
| Weights | Proprietary | Proprietary |
| Context window | 300K | 1.05M |
| Max output | 10K | 128K |
| Input $ / M tokens | $0.80 | $0.10 |
| Output $ / M tokens | $3.20 | $0.50 |
| Results tracked | 38 | 18 |
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Category by category
Coding GPT-6 Luna leads
Amazon Nova Pro: 34.6 (#224), GPT-6 Luna: 54.7 (#24)
| Benchmark | Amazon Nova Pro | GPT-6 Luna |
|---|---|---|
| LMArena Coding | 1270 | 1448 |
| DeepSWE | — | 66.6% |
| FrontierCode | — | 42.4% |
| LMArena WebDev | — | 1583 |
| LiveBench Coding | 38.1% | — |
Agentic & Tool Use Not comparable
Amazon Nova Pro: 16.6 (#139), GPT-6 Luna: —
| Benchmark | Amazon Nova Pro | GPT-6 Luna |
|---|---|---|
| Berkeley Function Calling Leaderboard | 25% | — |
| TheAgentCompany | 1.7% | — |
Reasoning GPT-6 Luna leads
Amazon Nova Pro: 19.2 (#240), GPT-6 Luna: 31.7 (#68)
| Benchmark | Amazon Nova Pro | GPT-6 Luna |
|---|---|---|
| LMArena Hard Prompts | 1246 | 1415 |
| NYT Connections (extended) | — | 68.7% |
| LiveBench Reasoning | 32.6% | — |
| LiveBench Data Analysis | 48.3% | — |
| Epoch Capabilities Index | 123.75 | — |
| LiveBench | 43.5% | — |
Math GPT-6 Luna leads
Amazon Nova Pro: 26.4 (#240), GPT-6 Luna: 35.6 (#140)
| Benchmark | Amazon Nova Pro | GPT-6 Luna |
|---|---|---|
| LMArena Math | 1252 | 1396 |
| Omni-MATH | 24.2% | — |
| LiveBench Math | 38% | — |
Knowledge GPT-6 Luna leads
Amazon Nova Pro: 27.1 (#246), GPT-6 Luna: 40.1 (#110)
| Benchmark | Amazon Nova Pro | GPT-6 Luna |
|---|---|---|
| LMArena Expert | 1211 | 1458 |
| Humanity's Last Exam | 4.4% | — |
| MMLU-Pro | 67.3% | — |
| Confabulations | 30.1% | — |
| Vectara Hallucination Rate | 5.1% | — |
| GPQA (HELM) | 44.6% | — |
| MMLU | 82% | — |
Multimodal GPT-6 Luna leads
Amazon Nova Pro: 24.5 (#121), GPT-6 Luna: 42.0 (#27)
| Benchmark | Amazon Nova Pro | GPT-6 Luna |
|---|---|---|
| LMArena Vision | 980 | — |
| Furniture Assembly | — | 44.2% |
Multilingual GPT-6 Luna leads
Amazon Nova Pro: 39.9 (#218), GPT-6 Luna: 51.0 (#111)
| Benchmark | Amazon Nova Pro | GPT-6 Luna |
|---|---|---|
| LMArena Non-English | 1234 | 1390 |
| LMArena Chinese | 1244 | 1425 |
| LMArena Russian | 1240 | 1392 |
| LMArena Spanish | 1182 | 1416 |
| LMArena French | 1270 | — |
| LMArena German | 1243 | — |
| LMArena Japanese | 1200 | — |
| LMArena Korean | 1203 | — |
Instruction Following GPT-6 Luna leads
Amazon Nova Pro: 65.1 (#221), GPT-6 Luna: 74.7 (#85)
| Benchmark | Amazon Nova Pro | GPT-6 Luna |
|---|---|---|
| LMArena Instruction Following | 1235 | 1414 |
| LiveBench Instruction Following | 67.1% | — |
| IFEval | 81.5% | — |
Long Context GPT-6 Luna leads
Amazon Nova Pro: 38.1 (#199), GPT-6 Luna: 43.3 (#95)
| Benchmark | Amazon Nova Pro | GPT-6 Luna |
|---|---|---|
| LMArena Longer Query | 1255 | 1417 |
Writing & Preference GPT-6 Luna leads
Amazon Nova Pro: 44.1 (#221), GPT-6 Luna: 58.4 (#115)
| Benchmark | Amazon Nova Pro | GPT-6 Luna |
|---|---|---|
| LMArena Text | 1259 | 1392 |
| LMArena Creative Writing | 1212 | 1357 |
| LMArena Multi-Turn | 1245 | 1400 |
| Short-Story Creative Writing | 60.5% | — |
| WildBench | 77.7% | — |
| LiveBench Language | 37% | — |
Frequently asked questions
Is Amazon Nova Pro better than GPT-6 Luna?
GPT-6 Luna is the stronger model overall, scoring 45.1 to 30.5 on the Noometry Index.
Which is cheaper, Amazon Nova Pro or GPT-6 Luna?
GPT-6 Luna is cheaper. It lists at $0.10 per million input tokens and $0.50 per million output tokens; Amazon Nova Pro lists at $0.80 and $3.20.
Is Amazon Nova Pro or GPT-6 Luna better for coding?
GPT-6 Luna scores higher on coding benchmarks: 54.7 versus 34.6 in the Noometry coding category.
Which has the bigger context window?
GPT-6 Luna does, with 1.05M tokens against 300K.
How many benchmarks do Amazon Nova Pro and GPT-6 Luna share?
13 benchmarks have published results for both models. Amazon Nova Pro has 38 scored results on Noometry and GPT-6 Luna has 18.