API Reference

REST and WebSocket API reference for OBSDN

Use this reference to integrate with OBSDN REST endpoints and WebSocket streams.

Guides

Getting Started

Register a signer, fetch markets, and place an order

Authentication

Signer setup, API keys, and request auth

Signing Messages

EIP-712 signing for trading actions

Order Types

Order behavior, TIF, and execution flags

Error Handling

Error model and retry guidance

REST API

Authentication

Authentication

Manage API keys and register signers

Accounts

Account details and vault creation

Market Data

Assets

Available assets and configurations

Chain

Chain and signing configuration

Markets

Order books, candles, trades, and funding history

Trading

Orders

Create, cancel, and manage orders

Portfolios

Positions, PnL, leverage, and margin controls

Transfers & Funds

Transfers

Withdrawals, transfer history, and faucet

Utilities

General

Client info and error code references

WebSocket API

Overview

Connection model, channel auth, heartbeat, and reconnects

Channels

Public and authenticated channel payloads

Order Book Checksum

Checksum algorithm and resync flow

Errors

Error payloads and common failure modes

On this page

GuidesREST APIAuthenticationMarket DataTradingTransfers & FundsUtilitiesWebSocket API