tree-sitter/tree-sitter
An incremental parsing system for programming tools
1,232
Generated Behavioral Tests
46.5%
Best Score
Claude Opus 4.8 (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
19 runs| # | Model | Score | Cost | Calls | ||
|---|---|---|---|---|---|---|
| 1 |  |
Claude Opus 4.8 (xhigh) | 46.5% | $17.26 | 145 | trace → |
| 2 |  |
GPT 5.5 (xhigh) | 46.1% | $10.62 | 88 | trace → |
| 3 | |
GPT 5.6 Sol (xhigh) | 44.0% | $4.40 | 40 | trace → |
| 4 | |
GPT 5.5 (high) | 38.4% | $4.10 | 39 | trace → |
| 5 |  |
GLM-5.2 | 37.7% | $23.55 | 235 | trace → |
| 6 | |
Claude Opus 4.7 (xhigh) | 37.3% | $10.81 | 197 | trace → |
| 7 | |
Claude Sonnet 4.6 | 37.2% | $15.00 | 402 | trace → |
| 8 | |
Claude Opus 4.6 | 36.1% | $11.07 | 264 | trace → |
| 9 | |
Claude Opus 4.7 | 35.1% | $8.38 | 139 | trace → |
| 10 | |
GPT 5.5 | 34.2% | $1.04 | 19 | trace → |
| 11 | |
GPT 5.6 Sol (medium) | 30.6% | $1.00 | 15 | trace → |
| 12 | |
GPT 5.4 | 29.1% | $0.28 | 9 | trace → |
| 13 |  |
Gemini 3.1 Pro | 23.0% | $0.89 | 73 | trace → |
| 14 | |
Claude Haiku 4.5 | 14.0% | $0.53 | 121 | trace → |
| 15 | |
Gemini 3.6 Flash | 13.4% | $2.60 | 144 | trace → |
| 16 | |
GPT 5 mini | 13.4% | $0.03 | 19 | trace → |
| 17 | |
Gemini 3.5 Flash | 11.8% | $1.81 | 87 | trace → |
| 18 | |
Gemini 3 Flash | 6.9% | $0.30 | 90 | trace → |
| 19 | |
GPT 5.4 mini | 6.2% | $0.05 | 74 | trace → |
Click a row to replay how that model rebuilt this program, or the model name to open its full run