Compare Kalshi and Polymarket odds on Bitcoin markets
List open Kalshi and Polymarket markets about a topic with current odds and volume. Each row has the market question, venue, yes and no price, volume and close date, matched across both venues when they ask the same question.
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Output fields
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The Prediction Markets API - Kalshi & Polymarket Odds, MCP Actor is ready to run with the inputs already set for "Compare Kalshi and Polymarket odds on Bitcoin markets". Sign up or log in and you'll land in Apify Console with a copy of this exact task.
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The Prediction Markets API - Kalshi & Polymarket Odds, MCP Actor will start running based on the input automatically. You can also change all the input fields, like search text, venues, and more, to match your specific use case.
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Monitor the progress in real time. You will be notified as soon as your dataset is complete and ready for review. Each result includes data such as venue, question, YES price (0-1), and more.
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The final output is delivered in JSON, CSV, or Excel format, ready to be plugged into your workflow. You can also run the "Compare Kalshi and Polymarket odds on Bitcoin markets" task via API.

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You pay per result: $0.001 per result on the Free plan (about $1.00 per 1,000). Paid Apify plans get lower tiered prices.
Edit query, venues, status, category, minVolume and maxResults. A monitorId plus minPriceMovePts reports only big odds moves.
Yes. Add this task to an Apify Schedule (for example daily) and read the dataset after each run. This task has no only-new switch, so each run returns the full result for your input.