Gemini 3.7 Flash vs GPT-6.1 Sol
Gemini 3.7 Flash was superseded by Gemini 3.8 Flash. The grades below are the last ones measured, so read them as history rather than as this week's board. See the current roster.
GPT-6.1 Sol leads overall, C to D+. GPT-6.1 Sol is about 1.6x cheaper per task. By suite, real-world issues is even at C- and GPT-6.1 Sol takes spec planning (C+ to D-). Take Gemini 3.7 Flash anyway when you want the side that is faster on real-world issues.Measured
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.
Verdict: GPT-6.1 Sol vs Gemini 3.7 Flash
GPT-6.1 Sol leads overall, C to D+. By suite: real-world issues is even at C- (60% vs 57% capability); GPT-6.1 Sol takes spec planning, C+ to D- (73% vs 40% capability); GPT-6.1 Sol takes vibe coding, C+ to C- (72% vs 61% capability). Gemini 3.7 Flash used 9.4% of Google AI Pro's weekly limit per pass, $0.023 per task at the listed price. GPT-6.1 Sol used 6% of ChatGPT Plus's weekly limit per pass, $0.015 per task at the listed price; at the ~$100 tier the board defaults to that is an estimated ~1.2% of ChatGPT Pro 5x's weekly limit (est, about $0.015 per task). Per task, GPT-6.1 Sol is about 1.6x cheaper ($0.015 vs $0.023). Gemini 3.7 Flash is faster on real-world issues: a median task takes 2m 38s against 3m 26s. Both finished every task on it. Reasons to pick Gemini 3.7 Flash anyway: it is faster on real-world issues (2m 38s vs 3m 26s median).
Changed since W35: Gemini 3.7 Flash: real-world issues usage 8.5% to 8.2% of the weekly limit, spec planning D to D-, spec planning usage 1.3% to 1.2% of the weekly limit; GPT-6.1 Sol has one graded week under this version (W40).
| Dimension | Gemini 3.7 Flash | GPT-6.1 Sol | Advantage |
|---|---|---|---|
| Capability | 60% | 57% | +3% (Gemini 3.7 Flash leads) |
| Median task time | 2m 38s | 3m 26s | 48s faster (Gemini 3.7 Flash leads) |
| Approx. task cost | $0.025 / task | $0.012 / task | $0.013 / task lower (GPT-6.1 Sol leads) |
Gemini 3.7 Flash: 8.2% of Google AI Pro (49.1% / 5h, 8.2% / 1w) per run. Its weekly limit holds 6 of the week's 33.6 5h windows. GPT-6.1 Sol: 4.0% of ChatGPT Plus (28.0% / 5h, 4.0% / 1w) per run. Its weekly limit holds about 6 of the week's 33.6 5h windows. Each figure is a share of that agent's own plan, so there is no delta to draw.
| Dimension | Gemini 3.7 Flash | GPT-6.1 Sol | Advantage |
|---|---|---|---|
| Capability | 40% | 73% | +34% (GPT-6.1 Sol leads) |
| Median task time | 1m 38s | 6m 22s | 4m 44s faster (Gemini 3.7 Flash leads) |
| Approx. task cost | $0.014 / task | $0.023 / task | $0.009 / task lower (Gemini 3.7 Flash leads) |
Gemini 3.7 Flash: 1.2% of Google AI Pro (7.1% / 5h, 1.2% / 1w) per run. Its weekly limit holds 6 of the week's 33.6 5h windows. GPT-6.1 Sol: 2.0% of ChatGPT Plus (9.0% / 5h, 2.0% / 1w) per run. Its weekly limit holds about 6 of the week's 33.6 5h windows. Each figure is a share of that agent's own plan, so there is no delta to draw.
| Dimension | Gemini 3.7 Flash | GPT-6.1 Sol | Advantage |
|---|---|---|---|
| Capability | 61% | 72% | +10% (GPT-6.1 Sol leads) |
| Median task time | 3m 37s | 4m 55s | 1m 17s faster (Gemini 3.7 Flash leads) |
| Approx. task cost | $0.028 / task | $0.018 / task | $0.010 / task lower (GPT-6.1 Sol leads) |
Gemini 3.7 Flash: 0.6% of Google AI Pro (3.6% / 5h, 0.6% / 1w) per good solve. Its weekly limit holds 6 of the week's 33.6 5h windows. GPT-6.1 Sol: 0.4% of ChatGPT Plus (2.2% / 5h, 0.4% / 1w) per good solve. Its weekly limit holds about 6 of the week's 33.6 5h windows. 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-6.1 Sol?
Gemini 3.7 Flash clears higher: tier 4 of 5 versus tier 2 for GPT-6.1 Sol on real-world@v3, our private suite of real-world coding problems. Latest measurement 2026-08-30.
Which is cheaper per task, Gemini 3.7 Flash or GPT-6.1 Sol?
Gemini 3.7 Flash used 9.4% of Google AI Pro's weekly limit per pass, $0.023 per task at the listed price. GPT-6.1 Sol used 6% of ChatGPT Plus's weekly limit per pass, $0.015 per task at the listed price; at the ~$100 tier the board defaults to that is an estimated ~1.2% of ChatGPT Pro 5x's weekly limit (est, about $0.015 per task). Per task, GPT-6.1 Sol is about 1.6x cheaper ($0.015 vs $0.023).