Polymarket Up/Down Backtester

Markets

BTC ETH XRP SOL

5m 15m

Start (ET)End (ET) Also fetch newer markets live from Polymarket (after bundled data; max 300 per asset/interval) In-sample % (blank = no split)

Strategy

Limit price

Calm filter: max spot range bps (blank=off)Window min

Window from (min)to (min)

Window relative to Side

Max entry pxMin entry px

Take-profit pxStop-loss px

Hold to resolution (ignore TP/SL)

Drop ≥ (px, e.g. 0.20)within min

Rebound target (+px, blank=hold)Stop-loss px

Risk & costs

Stake/side $Start balance $

Max concurrentMax allocation $

Drawdown stop %

Fee % of stakeSlippage (px)