AI BENCHY Compare
Google: Gemini 2.5 Flash vs Google: Gemini 3.1 Pro Preview
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Last updated at: 2026-03-03
| Metric | Google: Gemini 2.5 Flash medium Release: 2025-06-17 | Google: Gemini 3.1 Pro Preview medium Release: 2026-02-19 |
|---|---|---|
| Rank | #16 | #2 |
| Avg Score | 7.05 | 9.36 |
| Consistency | 9.39 | 10.00 |
| Cost per result | 2.762 | 2.443 |
| Total Cost | $0.249 | $0.318 |
| Tests Correct | ||
| Attempt pass rate | 69.1% | 92.9% |
| Flaky tests | 1 | 0 |
| Output Tokens | 975 | 1,000 |
| Reasoning Tokens | 96,701 | 22,936 |
Score vs Total Cost
Category Breakdown
| Anti-AI Tricks | Score | Consistency | Attempt pass rate | Flaky tests | Tests Correct | Output Tokens | Reasoning Tokens |
|---|---|---|---|---|---|---|---|
| Google: Gemini 2.5 Flash | 7.33 | 10.00 | 66.7% | 0 | 249 | 8,832 | |
| Google: Gemini 3.1 Pro Preview | 10.00 | 10.00 | 100.0% | 0 | 106 | 2,533 |
| Data parsing and extraction | Score | Consistency | Attempt pass rate | Flaky tests | Tests Correct | Output Tokens | Reasoning Tokens |
|---|---|---|---|---|---|---|---|
| Google: Gemini 2.5 Flash | 9.88 | 10.00 | 100.0% | 0 | 279 | 2,325 | |
| Google: Gemini 3.1 Pro Preview | 10.00 | 10.00 | 100.0% | 0 | 292 | 3,164 |
| Domain specific | Score | Consistency | Attempt pass rate | Flaky tests | Tests Correct | Output Tokens | Reasoning Tokens |
|---|---|---|---|---|---|---|---|
| Google: Gemini 2.5 Flash | 4.00 | 7.21 | 55.6% | 1 | 18 | 80,702 | |
| Google: Gemini 3.1 Pro Preview | 7.00 | 10.00 | 66.7% | 0 | 18 | 10,688 |
| Instructions following | Score | Consistency | Attempt pass rate | Flaky tests | Tests Correct | Output Tokens | Reasoning Tokens |
|---|---|---|---|---|---|---|---|
| Google: Gemini 2.5 Flash | 7.00 | 9.91 | 50.0% | 0 | 69 | 1,203 | |
| Google: Gemini 3.1 Pro Preview | 10.00 | 10.00 | 100.0% | 0 | 72 | 2,436 |
| Puzzle Solving | Score | Consistency | Attempt pass rate | Flaky tests | Tests Correct | Output Tokens | Reasoning Tokens |
|---|---|---|---|---|---|---|---|
| Google: Gemini 2.5 Flash | 7.00 | 10.00 | 66.7% | 0 | 126 | 2,499 | |
| Google: Gemini 3.1 Pro Preview | 10.00 | 10.00 | 100.0% | 0 | 238 | 3,133 |
| Tool Calling | Score | Consistency | Attempt pass rate | Flaky tests | Tests Correct | Output Tokens | Reasoning Tokens |
|---|---|---|---|---|---|---|---|
| Google: Gemini 2.5 Flash | 10.00 | 10.00 | 100.0% | 0 | 234 | 1,140 | |
| Google: Gemini 3.1 Pro Preview | 10.00 | 10.00 | 100.0% | 0 | 274 | 982 |
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