Prediction market data infrastructure

Prediction Market Dataset

Unified historical and live prediction market data from Polymarket, Kalshi, Manifold, and PredictIt — delivered through a REST API, customer dashboard, and interactive dataset explorer.

5.7M+

Market snapshots collected across supported prediction market platforms.

564K+

Unique prediction markets normalized into one queryable dataset.

4

Supported platforms: Polymarket, Kalshi, Manifold, and PredictIt.

Dataset freshness

Latest warehouse snapshot: 2026-07-14 23:31:37 UTC

The dataset is updated continuously by the collection scheduler.

Built for developers, researchers, and data teams

Unified REST API

Query market search, latest snapshots, platform coverage, market history, categories, movers, and dataset stats through one API.

Historical Market Data

Access normalized market snapshots including prices, volume, liquidity, platform, status, category, timestamps, and market identifiers.

Dataset Explorer

Browse markets, inspect market history, compare platforms, review movers, and export data from the interactive explorer.

What you can build

Research workflows

Study market behavior, information aggregation, probability movement, liquidity, and cross-platform market coverage.

Data applications

Build dashboards, internal tools, models, alerts, data pipelines, and market intelligence products on top of the API.

Cross-platform analysis

Compare similar markets across platforms and inspect differences in prices, volume, liquidity, and market availability.

Example API request

GET /v1/search?q=bitcoin&limit=5
Authorization: Bearer YOUR_API_KEY

Plans

Developer

£19/mo

For individual developers, testing, prototypes, and small research projects.

View Developer Plan

Professional

£49/mo

For serious users, researchers, data teams, and production applications.

View Professional Plan

Enterprise

Custom

For companies, funds, universities, and teams needing custom access or exports.

Contact Sales

FAQ

What is Prediction Market Dataset?

It is a unified data platform for historical and live prediction market data, combining supported platforms into one API and explorer.

Who is it for?

Researchers, developers, quantitative analysts, universities, funds, data teams, and anyone building with prediction market data.

What platforms are covered?

The current warehouse covers Polymarket, Kalshi, Manifold, and PredictIt. Coverage will expand over time.

Do I get API access?

Yes. Paid plans include an API key, customer dashboard, dataset explorer, API examples, usage tracking, and protected REST endpoints.

Can I export data?

The Dataset Explorer includes export workflows. Enterprise users can request custom exports, bulk delivery, or commercial licensing.

Is this trading or betting advice?

No. This is a data access product. It does not provide financial, investment, betting, or trading advice.

Important note

Prediction Market Dataset is a data access product. It does not provide financial, investment, betting, or trading advice. Customers are responsible for their own analysis and use of the data.