gemini-3.7-flash vs gpt-5.6-luna
Each agent graded on the same private suites, running headless through its own tools. Advantages are oriented so a win is a win, whichever way the metric runs.
| Dimension | gemini-3.7-flash | gpt-5.6-luna | Advantage |
|---|---|---|---|
| Capability | 73% | 51% | +22% (gemini-3.7-flash leads) |
| Median task time | 2m 25s | 2m 15s | 10s faster (gpt-5.6-luna leads) |
| Approx. task cost | $0.028 / task | $0.009 / task | $0.018 / task lower (gpt-5.6-luna leads) |
gemini-3.7-flash: 9.0% of Google AI Pro (54.0% / 5h, 9.0% / 1w) per run. gpt-5.6-luna: 3.0% of ChatGPT Plus (3.0% / 1w) per run. Each figure is a share of that agent's own plan, so there is no delta to draw.
| Dimension | gemini-3.7-flash | gpt-5.6-luna | Advantage |
|---|---|---|---|
| Capability | 72% | 56% | +15% (gemini-3.7-flash leads) |
| Median task time | 3m 37s | 2m 59s | 39s faster (gpt-5.6-luna leads) |
| Approx. task cost | $0.031 / task | $0.012 / task | $0.019 / task lower (gpt-5.6-luna leads) |
gemini-3.7-flash: 0.7% of Google AI Pro (4.0% / 5h, 0.7% / 1w) per good solve. gpt-5.6-luna: 0.3% of ChatGPT Plus (0.3% / 1w) per good solve. Each figure is a share of that agent's own plan, so there is no delta to draw.
Grades and deltas are comparable only within a suite version. See methodology.
Frequently asked questions
Which is better for coding, gemini-3.7-flash or gpt-5.6-luna?
gemini-3.7-flash clears higher: tier 4 of 5 versus tier 0 for gpt-5.6-luna on real-world@v3, our private suite of real-world coding problems. Latest measurement 2026-08-13.