Polymarket has transformed the way people interact with decentralised prediction markets. By allowing users to bet on real-world event outcomes, it has grown into a hub for data-driven decision-making. The Polymarket ecosystem is powered by various data APIs, which provide real-time access to market statistics, trade data, and predictions. These tools enable developers, traders, and analysts to tap into market trends, monitor liquidity, track betting volumes, and make informed decisions. In this article, we explore the Top 10 Polymarket Data API Providers, showcasing their unique features and how they help users harness data in the world of decentralised prediction markets.
Top 10 Polymarket Data API providers
Polymarket Analytics API


The Polymarket Analytics API provides detailed data on market liquidity, historical trends, and active predictions. It’s an essential tool for traders looking to access granular insights into Polymarket’s market behaviour.
Key Features:
- Market resolution and historical data
- Real-time updates for active markets
- Liquidity and volume tracking
- Developer-friendly REST API
- Data export options for analysis
Pricing:
Free for basic functionality; advanced access requires a subscription for premium features.
Hashdive API
Hashdive offers an API that helps users explore Polymarket’s trade history, liquidity depth, and whale movements. It provides powerful tools for traders who need high-resolution data to analyse market activity.
Key Features:
- Detailed market history and trend analysis
- Liquidity depth and trade activity insights
- Whale tracking to detect large trades
- Real-time market alerts
- Comprehensive REST API integration
Pricing:
Free tier with limited access; subscription required for advanced analytics.
Polyfactual API
Polyfactual is designed for research and predictive analytics. It provides an API for detailed market analysis, linking Polymarket’s events and predictions to news and external sentiment data.
Key Features:
- Narrative-driven market analysis
- Breakdown of probability curves and market trends
- Cross-market comparison tools
- News and event-driven insights
- API for easy integration
Pricing:
Free for basic API access; premium pricing for deeper insights and data reports.
Polylayer API
Polylayer offers a comprehensive API that provides aggregated data from various Polymarket markets. It allows users to filter markets by categories such as politics, sports, and crypto.
Key Features:
- Category-based market filtering (sports, politics, etc.)
- Real-time resolution and tracking
- Advanced filtering by event type
- Predictive market insights
- REST API for seamless integration
Pricing:
Free for basic access; premium features available for advanced filtering and reporting.
Stand API
The Stand API offers access to real-time data on active Polymarket markets, including price movements, trade volume, and historical data. It’s ideal for traders looking to track and analyse market behaviour.
Key Features:
Pricing:
Free for basic market data; paid subscription required for full access.
Betfair API
While Betfair is not exclusive to Polymarket, it provides comprehensive market data for various sports and prediction markets. It’s widely used by developers to access real-time odds and betting data.
Key Features:
- Real-time odds and market data
- Advanced bet tracking and trade monitoring
- Support for multiple sports and prediction categories
- High-resolution market data
- API for automated betting and market analysis
Pricing:
Free for basic data access; commission fees on transactions and higher-volume data requests.
PolyAlert API
PolyAlert provides a customizable alerts API that notifies users of significant price changes, liquidity shifts, or large market events on Polymarket. It’s perfect for traders who want to stay on top of key developments.
Key Features:
- Customizable price and liquidity alerts
- Real-time event notifications
- Integration with Polymarket’s data feeds
- Direct API access to configure alerts
- Event-driven alerts for key market movements
Pricing:
Free for basic alerts; premium for advanced, customizable notifications.
Predictfolio API
Predictfolio helps users track and manage their Polymarket portfolios. The API allows users to analyse positions, risk exposure, and portfolio performance over time, providing detailed insights into their betting strategies.
Key Features:
- Real-time portfolio management and tracking
- Risk exposure analysis by event
- Performance breakdown and reports
- Portfolio scenario forecasting
- API for integration with external tools
Pricing:
Free for basic portfolio tracking; premium access available for advanced analytics.
Betmoose API
Betmoose offers an API that enables users to access decentralised prediction market data, including odds, trades, and event predictions. It’s great for developers looking to integrate market data into their platforms.
Key Features:
- Real-time odds and market data
- Predictive modelling and event outcome analysis
- Decentralised market insights
- Historical performance data
- RESTful API for seamless integration
Pricing:
Free tier; paid for high-resolution data and complex queries.
PredictIt API
PredictIt provides a comprehensive API for political and event-based prediction data. While it is not exclusive to Polymarket, it offers valuable insights into betting odds and prediction outcomes.
Key Features:
- In-depth prediction data for political events
- Real-time odds and resolution tracking
- Market sentiment and position analysis
- API for event tracking and forecasting
- Historical event data and analysis
Pricing:
Pay-per-use model; subscription available for high-volume data access.
Comparison Table
| Tool | Best For | Core Strength | Unique Feature | Pricing |
|---|---|---|---|---|
| Polymarket Analytics API | Market data analysts | Real-time market data & historical trends | Developer-friendly API with deep insights | Free for basic features; premium for advanced |
| Hashdive API | Data-driven traders | Liquidity depth & whale tracking | Whale trade detection | Free tier; paid for advanced analytics |
| Polyfactual API | Research-focused users | Narrative-driven analysis & predictions | Explanatory data breakdowns | Free basic API; paid tiers for deeper insights |
| Polylayer API | Developers & traders | Aggregated data & market insights | Category-based market filters | Free access; premium for advanced filtering |
| Stand API | Active traders | Real-time market data & price tracking | Market volume & trading insights | Free basic; paid subscription for full access |
| Betfair API | Multi-sport traders | Broad market coverage & event odds | Real-time odds & bet tracking | Free for limited data; paid for high volume |
| PolyAlert API | Alert-driven traders | Real-time notifications & alerts | Customizable alerts on market shifts | Free basic; paid for advanced alerts |
| Predictfolio API | Portfolio managers | Portfolio risk & performance analysis | Real-time portfolio tracking | Free basic tracking; premium features available |
| Betmoose API | Developers & bettors | Decentralized data & market performance | Odds and event prediction analytics | Free tier; paid for high-res data access |
| PredictIt API | Political & event traders | Political prediction markets | In-depth political betting insights | Pay-per-use; subscription for extensive data |
Conclusion
Polymarket Data APIs are essential tools for developers, traders, and analysts who want to gain a deeper understanding of prediction markets. Whether you’re analysing sports events, political outcomes, or market trends, these APIs allow you to access real-time data, manage portfolios, track trades, and even receive custom alerts for significant market movements. By leveraging these tools, users can make more informed, data-driven decisions, automate their strategies, and stay ahead of the curve in an increasingly complex ecosystem of decentralised prediction markets.
Frequently Asked Questions (FAQs)
What are Polymarket Data APIs?
Polymarket Data APIs provide real-time, historical market data, liquidity tracking, and trade analysis for decentralized prediction markets.
How can developers use Polymarket Data APIs?
Developers can integrate Polymarket APIs to access data for prediction models, automate strategies, and analyze market trends.
Are Polymarket Data APIs free to use?
Many Polymarket Data APIs offer free access with basic features; premium features require a subscription or API key.
Can I track sports events with Polymarket APIs?
Yes, Polymarket APIs support tracking sports event predictions, odds, and outcomes, including historical data and live markets.
What data can I access through Polymarket APIs?
Polymarket APIs offer data on market volumes, liquidity, historical outcomes, event resolutions, and price movements across prediction markets.
