Polymarket & Kalshi Odds Scraper — Prices & Arbitrage

Scrape live prediction-market odds from Polymarket and Kalshi in one run: yes/no prices, implied probabilities, spread, 24h volume, liquidity and close time for every open market, plus cross-venue matches with the net arbitrage return. Public APIs, no login, JSON output.

Publisher description, verbatim

Last 7 dayson this actor

12new rivals on Polymarket

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

Key figures23 readings

Price / 1k$3.00per 1,000 results

Users / 30d1↑ 1 over 23 readings

Users, all time2↑ 1 over 23 readings

Runs / 30d21↑ 20 over 22 readings

Runs / user / mo21.0runs per monthly user

Standing

#52of 134

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

Recorded changes

2026-09-04pricePrice changedno longer free — $3.0/1k—on record
2026-09-04pricePricing model changedFREE → RES—on record
2026-09-03changeListed—on record

showing 3 of 3 in the last 30 days · followers get the next one by email

History

23 readings since 2026-09-03

Users / 30d23 readings

Users, all time23 readings

Runs / 30d22 readings

Standing23 readings

Alternatives on Polymarket

The actors either side of #52 of 134, ranked by users in the last 30 days. Same platform, adjacent adoption — the comparable set.

all 134 on Polymarket →

Sort

#	Actor	Grade	Price / 1k	Users /30d	Success	Rating	Age	Fresh
47	Prediction Markets Scraper - Polymarket & Kalshi Combinedfeedforge	—	RES$4.00 /1khigh price	12 total	—	—	59d	aging
48	Polymarket API - Markets, Odds, Order Book & Tradesfeedsmith	—	EVT$1.50 /1k market-recordgood price	12 total	—	—	7d	fresh
49	Polymarket MCP Serverfelt	—	RES$0.20 /1kgood price	12 total	—	—	4m	aging
50	Polymarket Watchlist & Movement Alertsfetchfinch	—	EVT$3.00 /1k apify-actor-starthigh price	12 total	—	—	36d	aging
51	Polymarket vs Kalshi Disagreement Monitorfetchfinch	—	RES$2.00 /1kgood price	12 total	—	—	35d	aging
52	Polymarket & Kalshi Odds Scraper — Prices & Arbitragegalterapp	—	RES$3.00 /1kfair price	12 total	—	—	23d	fresh	This
53	Sports Odds Scraper — NFL, NBA, MLB, NHL + Prediction Marketsgalterapp	—	RES$10.00 /1ksteep price	12 total	—	—	23d	fresh
54	Polymarket Scraper - Odds, Volume & Liquiditygoat255	—	EVT$2.30 /1k market-scrapedfair price	11 total	—	—	2m	fresh
55	Polymarket Prediction Tracker — Volume and Probabilitiesgochujang	—	EVT$5.00 /1k runsteep price	12 total	—	—	3m	fresh
56	Polymarket Markets Batch — Prediction Market Rowsgrokbob	—	EVT$1.00 /1k market-resultgood price	12 total	—	—	1d	fresh
57	Polymarket Prediction Markets — Odds & Volume by Categoryhaketa	—	RES$2.50 /1kfair price	12 total	—	—	2d	fresh

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