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Arc TestnetLive
Arc MainnetNetwork live · Trading soon

RealTime documentation

High-performance perpetual and spot trading on Arc.

Quick start Open RealTime

Markets listed: 14
Perpetuals: 11
Gas per perp order: None

Choose your path

The same docs, three ways in.

New to perps? Start trading

Wallet to first position in four steps, with what each screen means and what can go wrong.

Experienced trader? Know the mechanics

Margin modes, liquidation, funding and fees, as this exchange applies them.

Building a bot or tool? Use the API

Public market data, API-key account access, WebSocket streams, OpenAPI and a live playground.

Start here

Four steps from a fresh wallet to your first trade.

Explore the guide

Getting started

Connect a wallet, enable trading, fund your account and place a first order.

Order types, leverage, margin modes, the order book and charts.

Positions & orders

Close positions, set take-profit / stop-loss, manage open orders.

Margin, liquidation, funding and fees, and where to see each in the app.

Troubleshooting

The messages the app shows, what they mean and how to recover.

REST and WebSocket reference, authentication and market data.

Build on the API

Market data is public. Account endpoints use an API key you register with your wallet.

REST reference Authentication

# Every market, with prices and funding
$ curl https://arc-testnet-api.realtime.exchange/markets

# Order book for one market
$ curl https://arc-testnet-api.realtime.exchange/orderbook/AAPL-PERP