100x SDKTypeScript SDK for Market Makers

Trade perps and equity efficiently on the 100x Exchange

Secure by Default

Your private key never leaves your machine. Registration generates ephemeral signing keys for session auth.

Place and cancel orders, fetch positions, manage deposits and withdrawals, and stream orderbook data via WebSocket.

Fully typed with CJS and ESM dual output. Strict TypeScript with complete type definitions for all API responses.

Token bucket rate limiter with configurable logging. Automatically queues requests to stay within API limits.