gemini-3.7-flash vs claude-opus-5
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 | claude-opus-5 | Advantage |
|---|---|---|---|
| Capability | 73% | 57% | +17% (gemini-3.7-flash leads) |
| Median task time | 2m 25s | 3m 57s | 1m 32s faster (gemini-3.7-flash leads) |
| Approx. task cost | $0.028 / task | $0.010 / task | $0.018 / task lower (claude-opus-5 leads) |
gemini-3.7-flash: 9.0% of Google AI Pro (54.0% / 5h, 9.0% / 1w) per run. claude-opus-5: 11.0% of Claude Max 20x (11.0% / 5h) 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 | claude-opus-5 | Advantage |
|---|---|---|---|
| Capability | 72% | 54% | +18% (gemini-3.7-flash leads) |
| Median task time | 3m 37s | 6m 57s | 3m 20s faster (gemini-3.7-flash leads) |
| Approx. task cost | $0.031 / task | $0.016 / task | $0.014 / task lower (claude-opus-5 leads) |
gemini-3.7-flash: 0.7% of Google AI Pro (4.0% / 5h, 0.7% / 1w) per good solve. claude-opus-5: 1.2% of Claude Max 20x (1.2% / 5h) 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 claude-opus-5?
gemini-3.7-flash clears higher: tier 4 of 5 versus tier 2 for claude-opus-5 on real-world@v3, our private suite of real-world coding problems. Latest measurement 2026-08-13.