Execution lab · Polymarket US

Automated buying

A rules-based paper portfolio that evaluates live market liquidity against Ball Street fair value. Tune the risk limits, review every simulated fill, and validate the strategy before any live execution is considered.

● PAPER MODE ONLY Scanner enabled

Connecting to paper trader…

Paper positions

All recorded simulated entries

Today's deployment

Against daily allocation limit

Cumulative deployment

Against $1m paper capital cap

Expected P&L*

Model estimate, not realized return

Strategy & risk limits

Changes apply to the next scan after saving.

Minimum EV (%) Minimum position ($) Target / max position ($) Daily allocation cap ($) Total capital cap ($) Maximum buys per day Maximum entry price (¢) Minimum top-level liquidity ($) Maximum bid/ask spread (¢) Maximum slippage (¢) Fee reserve (%)

Capital deployed$0 / $1,000,000

Positions require at least $10,000 of executable visible liquidity and target up to $20,000. The scanner walks available offers only within the slippage limit; smaller fills are skipped. Cumulative allocation is capped at $1,000,000 and daily deployment at $200,000 by default.

Paper trade ledger

Most recent simulated entries first

Awaiting first scan

Timestamp	League / game	Outcome	Best ask	Average fill	Shares	Deployment	EV	Expected P&L	State
No paper positions recorded yet.

*Expected P&L is an estimate from the sharp fair probability, not realized profit. Current scanner is moneyline-only; spread and totals remain excluded until their Polymarket US market mapping is validated. The fee reserve defaults to 2% pending verification of the applicable fee schedule.