Model comparison
GPT-6 Luna vs Palm 2
GPT-6 Luna is the stronger model overall, scoring 45.1 to 29.4 on the Noometry Index.
Last verified . 10 shared benchmarks.
GoogleSummary
- They share 10 benchmarks with published results for both. GPT-6 Luna scores higher in 7 categories and Palm 2 in 0 categories; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where GPT-6 Luna leads 58.4 to 25.7.
Side by side
| GPT-6 Luna | Palm 2 | |
|---|---|---|
| Provider | OpenAI | |
| Noometry Index | 45.1 | 29.4 |
| Released | 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 | 18 | 10 |
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Category by category
Coding GPT-6 Luna leads
GPT-6 Luna: 54.7 (#24), Palm 2: 28.5 (#306)
| Benchmark | GPT-6 Luna | Palm 2 |
|---|---|---|
| LMArena Coding | 1448 | 995 |
| DeepSWE | 66.6% | — |
| FrontierCode | 42.4% | — |
| LMArena WebDev | 1583 | — |
Reasoning GPT-6 Luna leads
GPT-6 Luna: 31.7 (#68), Palm 2: 18.2 (#270)
| Benchmark | GPT-6 Luna | Palm 2 |
|---|---|---|
| LMArena Hard Prompts | 1415 | 1005 |
| NYT Connections (extended) | 68.7% | — |
Math GPT-6 Luna leads
GPT-6 Luna: 35.6 (#140), Palm 2: 28.4 (#229)
| Benchmark | GPT-6 Luna | Palm 2 |
|---|---|---|
| LMArena Math | 1396 | 1049 |
Knowledge Not comparable
GPT-6 Luna: 40.1 (#110), Palm 2: —
| Benchmark | GPT-6 Luna | Palm 2 |
|---|---|---|
| LMArena Expert | 1458 | — |
Multimodal Not comparable
GPT-6 Luna: 42.0 (#27), Palm 2: —
| Benchmark | GPT-6 Luna | Palm 2 |
|---|---|---|
| Furniture Assembly | 44.2% | — |
Multilingual GPT-6 Luna leads
GPT-6 Luna: 51.0 (#111), Palm 2: 21.1 (#290)
| Benchmark | GPT-6 Luna | Palm 2 |
|---|---|---|
| LMArena Non-English | 1390 | 916 |
| LMArena Chinese | 1425 | 887 |
| LMArena Russian | 1392 | — |
| LMArena Spanish | 1416 | — |
Instruction Following GPT-6 Luna leads
GPT-6 Luna: 74.7 (#85), Palm 2: 51.3 (#291)
| Benchmark | GPT-6 Luna | Palm 2 |
|---|---|---|
| LMArena Instruction Following | 1414 | 1010 |
Long Context GPT-6 Luna leads
GPT-6 Luna: 43.3 (#95), Palm 2: 30.7 (#280)
| Benchmark | GPT-6 Luna | Palm 2 |
|---|---|---|
| LMArena Longer Query | 1417 | 1010 |
Writing & Preference GPT-6 Luna leads
GPT-6 Luna: 58.4 (#115), Palm 2: 25.7 (#299)
| Benchmark | GPT-6 Luna | Palm 2 |
|---|---|---|
| LMArena Text | 1392 | 1027 |
| LMArena Creative Writing | 1357 | 991 |
| LMArena Multi-Turn | 1400 | 994 |
Frequently asked questions
Is GPT-6 Luna better than Palm 2?
GPT-6 Luna is the stronger model overall, scoring 45.1 to 29.4 on the Noometry Index.
Is GPT-6 Luna or Palm 2 better for coding?
GPT-6 Luna scores higher on coding benchmarks: 54.7 versus 28.5 in the Noometry coding category.
How many benchmarks do GPT-6 Luna and Palm 2 share?
10 benchmarks have published results for both models. GPT-6 Luna has 18 scored results on Noometry and Palm 2 has 10.