Write once, execute on many.

Rapid and secure interface to exchanges using a single convenient format

/api/1.0/private/order/
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{
    "pair": "EOS/BTC",
    "action": "buy",
    "type": "limit",
    "time_in_force": "IOC",
    "amount": 288.63000000,
    "rate": 0.00059475,
    "fee": 0.28863,
    "total": 0.17166201,
    "order_id": "VsfJQO2GjvgmnlQiQd4Fw...",
    "timestamp": 1544033259199,
    "exchange_info": {
        "amount": "288.63000000",
        "created_at": 1544033259199,
        "exchange": "fcoin",
        "executed_value": "0.1716620103",
        "fill_fees": "288.63000000",
        "filled_amount": "288.63000000",
        "order_id": "VsfJQO2GjvgmnlQiQd4Fw...",
        "price": "0.000622170",
        "side": "buy",
        "source": "api",
        "state": "filled",
        "symbol": "eosbtc",
        "type": "limit"
    },
}



Actions

Execute Trade
Withdraw Funds
Trade Status
Trade History
Withdrawal History
Deposit Status
Wallet Balances

Information

Markets by Exchange
Level 3 Orderbooks
Asset Metadata
Market Cap Data
Exchange Status & Fees

The unified cryptocurrency exchange API

Leverage Composite API to efficiently trade and manage assets across 15+ exchanges

Bibox
Binance
Bittrex
Gemini
Okex
Coinbase
Coinbase Pro
Hitbtc
Fcoin
Bitstamp
Kucoin
Kraken
Poloniex
Huobi
Bitflyer

Engineered for speed.

Our products are forged in arbitrage and built to deliver data to the most demanding traders in the industry.

No need to mess with different exchange-specific formats, as all data is normalized to a single convenient format.

More Exchange Features.

Not every exchange supports the same functionality.

Market Orders and extended limit order types such as Good-Til-Cancel and Immediate-Or-Cancel are not present on all exchanges.

Composite API provides an abstraction layer that aligns all order types across exchanges.

With Composite API

Without Composite API

candlestick

Test your strategy.

Composite API comes with full mock support for all exchanges and assets, allowing you to test strategies, models, and integration.

Switch over to live-trading without any changes to your code.

lock

Secure by Design.

Symmetric 256-bit SSL encryption, optional Perfect Forward Secrecy and One-time Password for exchange API Keys.

Keep Control.

Retain complete control of your exchange API Keys with our extended SDK, interact with exchanges using your own infrastructure.

Integrate your way.

Composite API supports various protocols to integrate efficiently into your trading platform:

rest

RESTful API

websockets

WebSockets

fix

FIX® Protocol

Bring your favorite language.

Composite API is language agnostic, and we provide a wide variety of SDK's to connect directly to our API interface. Currently supported:

pythonnodejsgojava
erlanghaskellrubycpp

Interested to simplify interacting with exchanges?Contact Us