Kalshi Arbitrage Finder — Groups Priced Against $1

Polymarket Arbitrage Finder — Groups Priced Under $1

jpmarketdata/polymarket-odds-arbitrage

Type a topic and get Polymarket events priced as a group: buy one share of every outcome, or sell one of each. Returns cost to buy all, money back from selling all, profit % either way, liquidity, for up to 15 events per topic. $0.02 per topic; topics with no priceable group are free. Unofficial.

Polymarket vs Kalshi Arbitrage — Same Question, Two Prices

jpmarketdata/prediction-market-arbitrage

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.

Per-record Kalshi event-contract market data from the public API. Ticker, event, category, yes/no prices, volume, open interest, status, timing. Keyless, informational only, no personal data.

Live cross-venue prediction-market arbitrage: the same event priced on Polymarket, Kalshi/Robinhood and PredictIt side by side, with a real arbitrage flagged the moment combined cost drops under $1.

Facebook Groups Scraper

api-ninja/facebook-groups-scraper

📘 Extract Facebook group posts, future events, and group details from one or more group URLs, handles, or IDs.

Kalshi Scraper | Prediction Market API

parsebird/kalshi-scraper

Extract prediction market data from Kalshi: series, events, markets, prices, volume, and resolution rules. Search by keyword or paste Kalshi market URLs.

Scans both Polymarket and Kalshi for matching binary prediction markets and identifies price discrepancies where buying YES on one platform and NO on the other guarantees a risk-free profit. Returns ranked opportunities with trade details and return %. Now covers PredictIt too - see our Arb Scanner.

Facebook Search Groups Results Scraper

memo23/facebook-search-groups-scraper

Scrape facebook groups from search results and get important details such as group name, description, is group public or private, group members count, activity and group URL.

Polymarket & Kalshi Arbitrage Monitor

automation-lab/polymarket-kalshi-arbitrage-monitor

Match public Polymarket and Kalshi binary contracts, compare outcome prices, and export confidence evidence with candidate cross-market spread calculations.

Scrape Polymarket and Kalshi prediction markets in one run. Odds, prices, volume and close dates on one schema, as JSON or CSV.