> ## Documentation Index
> Fetch the complete documentation index at: https://docs.hashrails.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Introduction

Hashrails provides APIs for authentication, recipients, transfer requests, transactions, bank utilities, rates, and webhooks.

## Base URLs

* **Production**: `https://api.hashrails.com/`
* **Staging**: `https://api.railsfromthecrypt.com/`

## Documentation layout

* **Getting Started** - introduction to the Hashrails API
* **Authentication** - how to authenticate your API requests
* **Quick Start** - step-by-step guide to making your first transfer request
* **Developer Rules** - headers, idempotency, common errors, webhook handling
* **API Reference** - full endpoint details
* **Guides** - on-ramp now, off-ramp coming soon

## Common use cases

* **On-ramp** - collect fiat and settle to a crypto recipient
* **Off-ramp** - collect crypto and settle to  a fiat recipient
* **Recipient management** - manage bank, mobile money, and crypto destinations
* **Bank verification** - verify account details before creating fiat recipients
* **Rates** - quote fiat ↔ crypto conversion rates
* **Reconciliation** - retrieve transaction records and process webhooks