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Polymarket provides official open-source clients in TypeScript, Python, and Rust. All three support the full CLOB API including market data, order management, and authentication.

Installation

Quick Example

Source Code

Each repository includes working examples in the /examples directory.

Relayer SDK

For gasless transactions, the relayer client handles deposit wallet creation and signed wallet batches for new API users. Existing Safe and Proxy wallet flows remain supported.

Next Steps

Quickstart

Set up your client and place your first order.

Authentication

Understand L1/L2 auth and API credentials.