Cross-market execution layer

Best lines and odds
across all markets.

OpenMarkets aggregates and normalizes prices across sportsbooks, exchanges, and prediction markets, so every order routes to the best available line. One platform. Every market.

Get market access → Explore the API
One API across REST · WebSocket · MCP
Live market LIVE
Loading live markets…
connecting to OpenMarkets…
Best price — —
Aggregating liquidity across every venue type
BooksSportsbooks
P2PExchanges
Pred.Prediction markets
SweepsSweeps venues
Preview

Watch the network find the best line.

Every second, OpenMarkets reprices markets across venues and routes to the best available line. An illustrative sample of the cross-market feed.

activity · cross-market SAMPLE

* illustrative feed, wired to the OpenMarkets stream in production

The platform

The infrastructure layer for cross-market trading.

Stop reconciling a dozen schemas and stale prices. OpenMarkets gives you one normalized view of every market, and routes to the best line in real time.

Best execution

Every order is priced against the full book across venues and routed to the best available line. Measurable edge on every fill.

One API, every market

A single normalized model (position, liquidity, depth, contest, market, league) across sportsbooks, exchanges, and prediction markets.

Real-time & agent-native

Snapshots over REST, live streams over WebSocket, and first-class MCP for AI agents. Built for the agent-native era.

How it works

Connect once. Reach every market.

Connect

Integrate a single endpoint. We maintain the connections to every venue across books, exchanges, prediction markets, and sweeps.

venues → OpenMarkets

Normalize

Prices, lines, and depth land in one consistent data model. No per-venue schemas, no reconciliation, no stale books.

raw feeds → one model

Route to best

Query the consensus, find the best line, and route the order. Pull a snapshot or subscribe to the live stream.

order → best price
Built for

Whoever needs the best price.

Platforms

Trading platforms

Cross-market routing and market-making with partner-tier access.

Developers

Developers

Clean REST + WebSocket APIs and a schema you can integrate in an afternoon.

Agents

AI agents

Native MCP so LLM agents can read markets and act on best execution.

Quants

Quants

Normalized, cross-venue data for consensus pricing and backtesting.

0Leagues
0Market types
0+Partners integrated
3TransportsRESTWSMCP

* leagues & market types from the live OpenMarkets catalog

FAQ

Questions, answered.

What is OpenMarkets?
The aggregation layer that connects prediction markets, exchanges, and sportsbooks and normalizes pricing into one model getting you the best available line.
Which venues do you cover?
Every venue type: sportsbooks, peer-to-peer exchanges, prediction markets, and sweeps. One integration reaches all of them.
How do I access the data?
Three transports from a single API: REST for snapshots, WebSocket for live streams, and MCP for AI agents, all over the same normalized model.
Is it built for AI agents?
Yes. Native MCP makes OpenMarkets a first-class tool for LLM agents to read markets and act on best execution.
How do I get access?
Request market access from the platform, or start building immediately in the developer portal.

Get the best line on every market.

Request access to the OpenMarkets platform, or start in the developer portal.

Get market access → Read the docs