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 | 53% | 60% | +7% (claude-opus-5 leads) |
| Median task time | 2m 50s | 3m 57s | 1m 7s faster (gemini-3.7-flash leads) |
| Approx. task cost | $0.035 / task | $0.010 / task | $0.025 / task lower (claude-opus-5 leads) |
gemini-3.7-flash: 11.3% of Google AI Pro (67.8% / 5h, 11.3% / 1w) per run. claude-opus-5: 11.0% of Claude Max 20x (11.0% / 5h, 1.0% / 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 | claude-opus-5 | Advantage |
|---|---|---|---|
| Capability | 40% | 63% | +24% (claude-opus-5 leads) |
| Median task time | 1m 59s | 5m 10s | 3m 10s faster (gemini-3.7-flash leads) |
| Approx. task cost | $0.014 / task | $0.014 / task | $0.000 / task lower (claude-opus-5 leads) |
gemini-3.7-flash: 1.2% of Google AI Pro (7.3% / 5h, 1.2% / 1w) per run. claude-opus-5: 4.0% of Claude Max 20x (4.0% / 5h, 1.0% / 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 | claude-opus-5 | Advantage |
|---|---|---|---|
| Capability | 79% | 69% | +10% (gemini-3.7-flash leads) |
| Median task time | 4m 7s | 4m 59s | 53s faster (gemini-3.7-flash leads) |
| Approx. task cost | $0.029 / task | $0.011 / task | $0.018 / task lower (claude-opus-5 leads) |
gemini-3.7-flash: 0.6% of Google AI Pro (3.7% / 5h, 0.6% / 1w) per good solve. claude-opus-5: 0.8% of Claude Max 20x (0.8% / 5h, 0.2% / 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 claude-opus-5?
claude-opus-5 clears higher: tier 4 of 5 versus tier 3 for gemini-3.7-flash on real-world@v3, our private suite of real-world coding problems. Latest measurement 2026-08-16.