PolyRouter

One API. All prediction markets. Infinite possibilities.

Stop juggling multiple APIs. Connect to Polymarket, Kalshi, Limitless, and more through a single, unified interface. Built for developers who want to focus on building, not integrating.

1import { MarketsClient } from 'polyrouter';
2
3const client = new MarketsClient('your-api-key');
4const markets = await client.getMarkets({
5 platform: 'kalshi',
6 status: 'open'
7});
8
9markets.forEach(m => {
10 console.log(`${m.title} - ${m.platform}`);
11 console.log(`Volume: $${m.volume_24h?.toLocaleString()}`);
12});

Supported Platforms

Connect with the platforms you already use

Kalshi logo
Polymarket logo
Manifold logo
Limitless logo
SX Bet logo
Novig logo
ProphetX logo
Kalshi logo
Polymarket logo
Manifold logo
Limitless logo
SX Bet logo
Novig logo
ProphetX logo

Try the API Live

Test our Markets and Price History APIs with real data

No API keys required. Experience the power of unified prediction market data with our interactive API tester.

Read the Docs

Markets API

Get real-time market data from multiple prediction market platforms with advanced filtering.

API Response

Real-time data from our unified prediction market APIs.

API response will appear here

Why choose PolyRouter?

The only API that connects to every major prediction market

Stop building multiple integrations. Get unified access to all prediction markets through our powerful, developer-friendly APIs.

Unified REST API

One API call gets you data from Polymarket, Kalshi, Manifold, and more. Includes specialized endpoints for sports markets and cross-platform analysis.

Read the Docs

Real-time WebSocket Streams

Live price feeds, market updates, and trade notifications from all platforms in one stream. Build responsive trading bots and dashboards without managing multiple connections.

Coming Soon

PolyRouter SDK

Install via npm and start building in minutes. Our TypeScript SDK abstracts away the complexity, letting you focus on your application logic instead of API integration.

Coming Soon

Built by prediction market builders

We're backed by real builders who have created and scaled prediction market infrastructure. Join the waitlist to be among the first developers with access to the best unified prediction market API.

Built by builders who have hands-on experience creating prediction market infrastructure

Early access to the unified API before public launch

Direct feedback channel to shape the API roadmap

Ready to get started?

Join thousands of developers building the future of prediction markets. Get your API key and start building today.

Free to get started
Instant API access
Developer-friendly docs