Polymarket vs Kalshi Arbitrage — Same Question, Two Prices

Give it a question that trades on both Polymarket and Kalshi and get the price gap between them, after Kalshi's fee. Returns best bid and ask on each site, which site to buy on and sell on, the gap in cents per $1 contract. $0.02 per pair priced, suggestions included; refusals are free. Unofficial.

Publisher description, verbatim

Last 7 dayson this actor

13new rivals on Polymarket

Each one reaches followers by email the morning after.Follow this actor

Key figures28 readings

Price / 1k$20.00per 1,000 pair-priced

Users / 30d1→ 0 over 28 readings

Users, all time2→ 0 over 28 readings

Runs / 30d27↑ 26 over 27 readings

Runs / user / mo27.0runs per monthly user

Users / 30d28 readings

Standing

#50of 103

on Polymarket, by users in the last 30 days among actors classified to this platform.

Recorded changes

showing 3 of 7 in the last 30 days · followers get all 7 by email

2026-08-26contentREADME updated+193 characters+193characters
2026-08-18contentREADME updated+1,457 characters+1,457characters
2026-08-18contentDescription changed—on record

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