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ApiKeyAuth

Paycrest

Welcome to Paycrest - A decentralized liquidity protocol for instant, secure, and zero-fee stablecoin-fiat exchange

Introduction

Get started with Paycrest in minutes - Learn how to create payment orders and integrate with the API

Quickstart

Deep dive into the Paycrest protocol architecture, participants, and core components

Protocol Overview

Understanding the key participants in the Paycrest protocol ecosystem

Protocol Participants

Understanding the technical architecture and components of the Paycrest protocol

Protocol Architecture

General approach to compliance and security in the Paycrest protocol.

Compliance & Security

Understanding how payment messages flow through the Paycrest protocol from order creation to settlement

Transaction Lifecycle

Integrate with Paycrest using the Sender API for initiating payment orders via REST API.

Sender API Integration

Integrate with Paycrest using the Gateway smart contract for onchain order management.

Smart Contract Interaction

Complete step-by-step guide to become a Paycrest provider and run a provision node

Provider Setup Guide

List payment orders

Initiate payment order

Get payment order by ID

Get sender stats

Get lock payment order status

List lock payment orders

Accept order

Decline order

Fulfill order

Cancel order

Get market rate

Get provider stats

List supported fiat currencies

List supported institutions for a currency

List supported tokens

Get token rate

Get aggregator public key

Verify account

Reindex transaction

Complete list of supported stablecoins and their network availability

Supported Stablecoins

Complete list of supported fiat currencies, countries, and delivery channels

Supported Currencies

Understanding Paycrest's currency and institution code formats

Code Standards

Deployment addresses for Paycrest Gateway contracts across all supported networks

Gateway Contract Addresses

Common issues and solutions for Paycrest integration

Getting Started

Core Concepts

Implementation Guides

API Reference

Resources

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Authorizations

Response