Index - Rails Trading Developer API Documentation

Build with Rails.

Unified API for Perpetuals, Options, and Market Data. Fast, secure, and developer-friendly.

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Trade with up to 5x leverage, cross or isolated margin, and funding — against a single order book per market over WebSocket.

Trade calls and puts across weekly and monthly expiries, with live prices, implied volatility, and Greeks streamed over WebSocket.

Quickstart guides

Get started

Set Up & Connect

Onboard, generate API keys, and connect to Rails.

Authorize Requests

Exchange your API keys for an access token used across REST and WebSocket.

Perpetuals

Market Data & Order Book

Stream index, mark, and funding data and maintain a local order book.

Create & Manage Orders

Place, modify, and cancel orders, and track fills and positions.

Options

Contracts, Quotes & Greeks

Discover contracts and stream live prices, implied volatility, and Greeks.

Trade & Settle Options

Place options orders and understand cash settlement at expiry.

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