Prediction Markets API — Kalshi & Polymarket Odds

Kalshi and Polymarket in one table: implied probability, yes and no price, best bid and ask, 24h move, volume, liquidity and close date for every market. Election odds, sports and economic event contracts, with price history and order book. No API key.

Publisher description, verbatim

Last 7 dayson this actor

2price changes
1new actor
5other changes
12new rivals on Kalshi

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

Key figures3 readings

Price / 1k$4.00per 1,000 market

Users / 30d1↑ 1 over 3 readings

Users, all time2↑ 1 over 3 readings

Runs / 30d2↑ 1 over 2 readings

Runs / user / mo2.00runs per monthly user

Users / 30d3 readings

Standing

#36of 62

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

Recorded changes

showing 3 of 8 in the last 30 days · followers get all 8 by email

2026-09-08contentREADME updated+1,158 characters+1,158characters
2026-09-08changeTitle changed—on record
2026-09-08contentDescription changed—on record

Follow this actor, compare it against its rivals, and get every overnight change in one morning report. Publish it yourself? Claim your publisher page and its full history is yours free, forever.

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