Ethfinex API Documentation

Rest and Websocket
API keys
Non-custodial trading
Introduction
The Ethfinex APIs use the same endpoints as the Bitfinex APIs.
This allows seamless compatibility for any application or website already interacting with the Bitfinex APIs, as well as allow the reuse of any related open source libraries.
Rest and Websocket
For the Rest API v2
https://api.ethfinex.com/v2/endpoint/?parameter=value...
Where endpoint is one of the public endpoints.
For the Websocket API v2
wss://api.ethfinex.com/ws/2/
For the Trustless API
wss://api.ethfinex.com/trustless/v1/
Documentation
Non-custodial trading is possible via API, making possible many algorithmic trading strategies with reduced counterparty risk. No sign-up is necessary, and authentication instead requires signing with an Ethereum private key.
For the Trustless API
wss://api.ethfinex.com/trustless/v1/
Client Libraries
A node.js client library is available, wrapping all smart-contract and API calls, facilitating easy integration and set-up.
API keys
In order to access the parts of the API which require authentication you must generate an API key and an API secret. To do so please go to this page once logged into your Ethfinex account.
Legal
All API keys are used at your risk and expense. We are not responsible for any negligence, error, compromised security, malfunction, cyberattack, or other force majeure affecting this environment. You hereby release us, hold us harmless, and indemnify us from any and all damages, losses, or claims associated with your use of this environment.