\begin{tabular}{lrrr} \toprule Outcome & 5\% & 25\% & 50\% \\ \midrule Sq. log pricing error ($\times 10^{4}$) & 0.66 & 0.55 & 2.15 \\ Mean $|P/V-1|$ (\%) & 0.54 & 0.48 & 0.69 \\ Time to absorb (ticks) & 21.67 & 27.00 & 22.00 \\ Quoted spread (bp) & 17.93 & 11.58 & 11.27 \\ Price impact (bp/100 lots) & 10.34 & 8.08 & 13.41 \\ Bubble episodes & 0.00 & 0.00 & 1.00 \\ Max drawdown & 0.03 & 0.02 & 0.03 \\ Vol. clustering $\sum_{1}^{10}\mathrm{ACF}|r|$ & 2.79 & 2.34 & 3.83 \\ LLM order-flow corr. & 0.38 & 0.41 & 0.20 \\ LLM valid-decision rate & 0.92 & 0.96 & 0.93 \\ \midrule Realized share of traders & 0.050 & 0.250 & 0.500 \\ Realized share of orders & 0.008 & 0.046 & 0.086 \\ Realized share of volume & 0.052 & 0.253 & 0.366 \\ API cost per run (USD) & 0.088 & 0.436 & 0.462 \\ \midrule Seeds per cell & 3 & & \\ \bottomrule \end{tabular}