Pricing

from $5.00 / 1,000 markets

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Polymarket & Kalshi Prediction Markets Scraper API - Odds

Try for free

Live odds from Polymarket and Kalshi in one schema: prices as probabilities, volume, liquidity, open interest, order book and OHLC history. Cross-venue arbitrage, no login. On a schedule, bills in full only markets that moved; an unchanged one bills a small check. Failures are free, no start fee.

Pricing

from $5.00 / 1,000 markets

Rating

0.0

(0)

Developer

Blackcube

Actor stats

Bookmarked

Total users

Monthly active users

7 days ago

Last modified

Categories

Business

Developer tools

Automation

You can access the Polymarket & Kalshi Prediction Markets Scraper API - Odds programmatically from your own applications by using the Apify API. You can also choose the language preference from below. To use the Apify API, you’ll need an Apify account and your API token, found in API & Integrations in Apify Console.

Python

JavaScript

CLI

OpenAPI

HTTP

MCP

1import { ApifyClient } from 'apify-client';
2
3// Initialize the ApifyClient with your Apify API token
4// Replace the '<YOUR_API_TOKEN>' with your token
5const client = new ApifyClient({
6    token: '<YOUR_API_TOKEN>',
7});
8
9// Prepare Actor input
10const input = {
11    "platforms": [
12        "polymarket",
13        "kalshi"
14    ],
15    "maxItems": 100
16};
17
18// Run the Actor and wait for it to finish
19const run = await client.actor("vonsensey/polymarket-kalshi-prediction-markets-scraper-api").call(input);
20
21// Fetch and print Actor results from the run's dataset (if any)
22console.log('Results from dataset');
23console.log(`💾 Check your data here: https://console.apify.com/storage/datasets/${run.defaultDatasetId}`);
24const { items } = await client.dataset(run.defaultDatasetId).listItems();
25items.forEach((item) => {
26    console.dir(item);
27});
28
29// 📚 Want to learn more 📖? Go to → https://docs.apify.com/api/client/js/docs

Polymarket & Kalshi Prediction Markets Scraper API API in JavaScript

The Apify API client for JavaScript is the official library that allows you to use Polymarket & Kalshi Prediction Markets Scraper API - Odds API in JavaScript or TypeScript, providing convenience functions and automatic retries on errors.

Install the apify-client

$npm install apify-client

Other API clients include:

Polymarket & Kalshi Prediction Markets Scraper API - Odds API in Python

Polymarket & Kalshi Prediction Markets Scraper API - Odds API through CLI

Polymarket & Kalshi Prediction Markets Scraper API - Odds OpenAPI definition

Polymarket & Kalshi Prediction Markets Scraper API - Odds API

Kalshi & Polymarket Prediction Market Odds Scraper

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Prediction Markets API — Kalshi & Polymarket Odds

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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.

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Kalshi Weather Markets API — Temperature & Rain Odds

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Kalshi weather market data as JSON: live temperature (KXHIGH/KXLOW) and rain (KXRAIN) bracket odds with implied probability, bid/ask and volume, plus settled history for 24 US cities, each mapped to its settlement station. No API key. $1 per 1,000 markets.

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289

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Kalshi Scraper — Markets, Odds, Volume & Order Books

pixflor/kalshi-markets-scraper

Export live Kalshi prediction-market data as clean rows: title, Yes/No prices, implied probability, spread, 24h volume, open interest, category and close date. Returns actively traded markets, not dead auto-generated ones.

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Kalshi Odds Win Probability Prediction Market Scraper

cellphonebeast/kalshi-odds-win-probability-prediction-market-scraper

Scrapes live Kalshi prediction market odds and converts contract prices into win probability, implied probability, and fair odds for sports and event-based markets. Outputs structured data for research, analysis, dashboards, and automated workflows.

Carlos G.

Prediction Market Odds API — Polymarket + Kalshi

westerly_breaker/prediction-market-odds-api

Search or look up Polymarket and Kalshi prediction markets and get one unified JSON schema back: prices, volume, liquidity, order books, and de-vigged fair probabilities (multiplicative/power method). No API key needed — built for research, arbitrage-scanning, and AI agents.

Daniel Posztos

Kalshi Sports Event Markets Scraper

jungle_synthesizer/kalshi-sports-event-markets-scraper

Scrape live Kalshi sports prediction market contracts — yes/no bids, ask prices, volume, and open interest for NFL, NBA, MLB, NHL, UFC, golf, and World Cup markets. The only regulated US prediction market for sports events post-CFTC approval.