Model comparison
Gemini 1.5 Flash (May 2024) vs GPT-6 Luna
GPT-6 Luna is the stronger model overall, scoring 45.1 to 32.9 on the Noometry Index.
Last verified . 13 shared benchmarks.
GoogleSummary
- They share 13 benchmarks with published results for both. Gemini 1.5 Flash (May 2024) 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 33.9.
Side by side
| Gemini 1.5 Flash (May 2024) | GPT-6 Luna | |
|---|---|---|
| Provider | OpenAI | |
| Noometry Index | 32.9 | 45.1 |
| Released | 2024-05-14 | 2026-09-22 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 128K |
| Input $ / M tokens | — | $0.10 |
| Output $ / M tokens | — | $0.50 |
| Results tracked | 42 | 18 |
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Category by category
Coding GPT-6 Luna leads
Gemini 1.5 Flash (May 2024): 33.9 (#233), GPT-6 Luna: 54.7 (#24)
| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-6 Luna |
|---|---|---|
| LMArena Coding | 1262 | 1448 |
| DeepSWE | — | 66.6% |
| FrontierCode | — | 42.4% |
| LMArena WebDev | — | 1583 |
| WeirdML | 24.9% | — |
| BigCodeBench Instruct | 43.5% | — |
| BigCodeBench Complete | 55.1% | — |
| HumanEval+ | 75.6% | — |
| MBPP+ | 67.5% | — |
Agentic & Tool Use Not comparable
Gemini 1.5 Flash (May 2024): 26.3 (#97), GPT-6 Luna: —
| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-6 Luna |
|---|---|---|
| BALROG | 14.6% | — |
Reasoning GPT-6 Luna leads
Gemini 1.5 Flash (May 2024): 20.8 (#212), GPT-6 Luna: 31.7 (#68)
| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-6 Luna |
|---|---|---|
| LMArena Hard Prompts | 1257 | 1415 |
| NYT Connections (extended) | — | 68.7% |
| DTBench | 53.8% | — |
| Epoch Capabilities Index | 129.37 | — |
| ForecastBench | 53.9 | — |
| PIQA | 87.5% | — |
Math GPT-6 Luna leads
Gemini 1.5 Flash (May 2024): 20.8 (#274), GPT-6 Luna: 35.6 (#140)
| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-6 Luna |
|---|---|---|
| LMArena Math | 1269 | 1396 |
| OTIS Mock AIME 2024-2025 | 16.3% | — |
| Omni-MATH | 30.4% | — |
| MATH Level 5 | 61.9% | — |
| FrontierMath (Feb 2025 set) | 0% | — |
| GSM8K | 82.4% | — |
Knowledge GPT-6 Luna leads
Gemini 1.5 Flash (May 2024): 26.2 (#253), GPT-6 Luna: 40.1 (#110)
| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-6 Luna |
|---|---|---|
| LMArena Expert | 1233 | 1458 |
| GPQA Diamond | 47.3% | — |
| MMLU-Pro | 67.8% | — |
| GPQA (HELM) | 43.7% | — |
| BoolQ | 85.8% | — |
| MMLU | 77.9% | — |
Multimodal GPT-6 Luna leads
Gemini 1.5 Flash (May 2024): 35.3 (#76), GPT-6 Luna: 42.0 (#27)
| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-6 Luna |
|---|---|---|
| LMArena Vision | 1141 | — |
| Video-MME | 70.3% | — |
| GeoBench | 76% | — |
| Furniture Assembly | — | 44.2% |
Multilingual GPT-6 Luna leads
Gemini 1.5 Flash (May 2024): 43.1 (#184), GPT-6 Luna: 51.0 (#111)
| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-6 Luna |
|---|---|---|
| LMArena Non-English | 1278 | 1390 |
| LMArena Chinese | 1295 | 1425 |
| LMArena Russian | 1288 | 1392 |
| LMArena Spanish | 1242 | 1416 |
| LMArena French | 1257 | — |
| LMArena German | 1262 | — |
| LMArena Japanese | 1252 | — |
| LMArena Korean | 1220 | — |
Instruction Following GPT-6 Luna leads
Gemini 1.5 Flash (May 2024): 67.0 (#199), GPT-6 Luna: 74.7 (#85)
| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-6 Luna |
|---|---|---|
| LMArena Instruction Following | 1258 | 1414 |
| IFEval | 83.1% | — |
Long Context GPT-6 Luna leads
Gemini 1.5 Flash (May 2024): 39.0 (#182), GPT-6 Luna: 43.3 (#95)
| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-6 Luna |
|---|---|---|
| LMArena Longer Query | 1284 | 1417 |
Writing & Preference GPT-6 Luna leads
Gemini 1.5 Flash (May 2024): 48.9 (#190), GPT-6 Luna: 58.4 (#115)
| Benchmark | Gemini 1.5 Flash (May 2024) | GPT-6 Luna |
|---|---|---|
| LMArena Text | 1287 | 1392 |
| LMArena Creative Writing | 1285 | 1357 |
| LMArena Multi-Turn | 1253 | 1400 |
| WildBench | 79.2% | — |
Frequently asked questions
Is Gemini 1.5 Flash (May 2024) better than GPT-6 Luna?
GPT-6 Luna is the stronger model overall, scoring 45.1 to 32.9 on the Noometry Index.
Is Gemini 1.5 Flash (May 2024) or GPT-6 Luna better for coding?
GPT-6 Luna scores higher on coding benchmarks: 54.7 versus 33.9 in the Noometry coding category.
How many benchmarks do Gemini 1.5 Flash (May 2024) and GPT-6 Luna share?
13 benchmarks have published results for both models. Gemini 1.5 Flash (May 2024) has 42 scored results on Noometry and GPT-6 Luna has 18.