weft · Fable 5.1 run 2
33.6Library score
Pass rate79.8%
Simplicity50.7
Problems $$12.12
Library $$17.07
The library
weft · designed by Fable 5.1 (Claude Code)6,308 source lines
ImplementerPass rateSimplicityCostScore
DeepSeek V4.1 Flash · mini-SWE87.4%45.7$3.27
GLM 5.3 Flash · mini-SWE72.7%55.5$5.93
GPT-5.6 Luna · Codex79.3%51.0$2.92
ProblemDeepSeek V4.1 FlashGLM 5.3 FlashGPT-5.6 LunaMean
bag-rules35.924.125.628.5ninja-build24.334.529.129.3mail-addresses54.839.444.946.4property-paths46.735.536.939.7formula-ledger31.432.835.233.2record-spans54.354.958.755.9block-events44.166.472.360.9command-errors14.84.420.413.2route-tags49.723.029.934.2template-audit30.627.021.226.3grammar-inventory19.824.839.828.1grammar-trace44.00.019.021.0nesting-guard21.928.88.619.8unicode-spans29.837.634.634.0