Polymarket & Kalshi Prediction Market Scanner (Arbitrage Gaps)

Scrape active Polymarket and Kalshi prediction markets into one schema and match the same event across both platforms to surface YES-price gaps.

Publisher description, verbatim

Last 7 dayson this actor

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

Key figures7 readings

Price / 1k$5.00per 1,000 matched_gap

Users / 30d1→ 0 over 7 readings

Users, all time2→ 0 over 7 readings

Runs / 30d6↑ 5 over 6 readings

Runs / user / mo6.00runs per monthly user

Standing

#108of 184

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

Store search presence

1top-10 keywords

best #9 for “kalshi prediction”

re-crawled daily

Recorded changes

2026-10-24searchKeyword rank moveentered top-10 for “kalshi prediction” (#21 → #9)—on record
2026-10-23searchKeyword rank moveleft top-10 for “kalshi prediction” (#10 → #21)—on record
2026-10-21searchKeyword rank moveleft top-10 for “polymarket prediction” (#9 → #15)—on record

showing 3 of 6 in the last 30 days · followers get all 6 by email

History

7 readings since 2026-10-18

Users / 30d7 readings

Users, all time7 readings

Runs / 30d6 readings

Standing7 readings

The actors either side of #108 of 184, ranked by users in the last 30 days. Same platform, adjacent adoption — the comparable set.

Sort

#	Actor	Grade	Price / 1k	Users /30d	Success	Rating	Age	Fresh
103	Prediction Market API – Kalshi & Polymarket Oddsrowfeed	—	EVT$1.50 /1k marketgood price	12 total	—	—	45d	fresh
104	Polymarket Scraper — Markets, Odds & Price Historys-r	—	EVT$3.00 /1k marketfair price	12 total	—	—	12d	fresh
105	Polymarket Leaderboard Scrapersaswave	—	RES$1.50 /1k	1115 total	—	—	11m	fresh
106	Polymarket Whale Tracker: Big Bets and Smart Moneyscrapemint	—	EVT$20.00 /1k smart_money_betsteep price	12 total	—	—	24d	fresh
107	Polymarket Multi-Outcome Arbitrage Scannerseralifatih	—	RES$250 /1k	154 total	—	—	6m	aging
108	Polymarket & Kalshi Prediction Market Scanner (Arbitrage Gaps)shadowell	—	EVT$5.00 /1k matched_gaphigh price	12 total	—	—	6d	fresh	This
109	Polymarket Scrapershahidirfan	—	RES$1.00 /1k	14 total	—	5.0 (1)	5m	fresh
110	Polymarket & Kalshi Odds vs Pinnacle Fair Probability (MCP)sharplinelabs	—	EVT$10.00 /1k fair-probabilityhigh price	11 total	—	5.0 (1)	7d	fresh
111	Polymarket Whale Tracker - Smart Money, Top Traders & Holderssmartmoney-data	—	EVT$3.00 /1k recordfair price	12 total	—	—	11d	fresh
112	Polymarket Search Results Scrapersolidcode	—	RES$3.60 /1k	12 total	—	—	3m	aging
113	Polymarket Odds Snapshotsplendorous_astrolabe_xs9	—	EVT$1.00 /1k market-snapshotgood price	12 total	—	—	3m	aging

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