Who Is This For?
The Trader Guide is designed for:- Institutional traders accessing markets directly
- Proprietary trading firms executing strategies programmatically
- Market makers providing liquidity
- Quantitative traders building automated trading systems
What You Can Do
With trading access, you can:| Action | Description | Access Method |
|---|---|---|
| Place Orders | Submit limit orders, market orders | REST API, gRPC |
| Cancel Orders | Cancel individual or bulk orders | REST API, gRPC |
| Monitor Positions | Track your positions and balances | REST API, gRPC Streaming |
| Access Market Data | Real-time quotes, order book, statistics | REST API, gRPC Streaming |
| Query Reference Data | Instruments, symbols, metadata | REST API |
Key Concepts
Environments
Polymarket Exchange provides multiple environments for testing and production:- Development - Internal testing environment
- Pre-production - UAT environment with test funds
- Production - Live trading environment
Environments
View API endpoints and configuration
Rate Limits
API requests are subject to rate limits to ensure fair usage:- REST API: Request-based limits per endpoint
- gRPC: Connection and message limits
Rate Limits
Understand rate limiting policies
Connection Options
Choose the right protocol for your use case:- REST API - Simple request/response for orders and queries
- gRPC - High-performance streaming for market data and order updates
- FIX - Industry-standard protocol for institutional trading
Connection Options
Compare connection protocols