robertdavidgraham/masscan
TCP port scanner, spews SYN packets asynchronously, scanning entire Internet in under 5 minutes.
2,549
Generated Behavioral Tests
90.2%
Best Score
Claude Opus 5 (xhigh)
Results by Model
Hover a point for details · The line marks the Pareto frontier (best score per cost) · Click a point to see model details
Per-Model Results
21 runs| # | Model | Score | Cost | Calls | ||
|---|---|---|---|---|---|---|
| 1 |  |
Claude Opus 5 (xhigh) | 90.2% | $50.41 | 302 | trace → |
| 2 |  |
GPT-5.6 Sol (xhigh) | 73.2% | $5.52 | 36 | trace → |
| 3 | |
Claude Opus 4.8 (xhigh) | 67.4% | $12.75 | 150 | trace → |
| 4 | |
GPT 5.5 (xhigh) | 65.8% | $8.94 | 74 | trace → |
| 5 |  |
Gemini 3.6 Flash | 65.6% | $3.58 | 129 | trace → |
| 6 | |
GPT-5.6 Sol | 59.0% | $1.03 | 11 | trace → |
| 7 | |
Claude Opus 4.6 | 56.9% | $13.59 | 295 | trace → |
| 8 |  |
GLM-5.2 | 55.6% | $21.04 | 167 | trace → |
| 9 | |
GPT 5.5 (high) | 53.7% | $5.02 | 40 | trace → |
| 10 | |
Gemini 3.1 Pro | 52.6% | $1.58 | 100 | trace → |
| 11 | |
Gemini 3 Flash | 52.4% | $0.26 | 85 | trace → |
| 12 | |
Claude Opus 4.7 | 50.6% | $1.13 | 49 | trace → |
| 13 | |
Claude Sonnet 4.6 | 48.8% | $14.79 | 500 | trace → |
| 14 | |
GPT 5.5 | 46.3% | $1.30 | 19 | trace → |
| 15 | |
Gemini 3.5 Flash | 44.3% | $4.90 | 227 | trace → |
| 16 | |
GPT 5.4 | 40.7% | $0.24 | 9 | trace → |
| 17 | |
Claude Opus 4.7 (xhigh) | 38.4% | $4.48 | 109 | trace → |
| 18 | |
Claude Haiku 4.5 | 30.2% | $1.65 | 197 | trace → |
| 19 | |
GPT 5 mini | 21.3% | $0.02 | 15 | trace → |
| 20 | |
GPT 5.4 mini | 18.4% | $0.03 | 8 | trace → |
| 21 | |
Gemini 3.7 Flash | 0.0% | $1.09 | 119 | trace → |
Click a row to replay how that model rebuilt this program, or the model name to open its full run