Guides

Practical walkthroughs for common tasks. Each guide takes you from start to finish with clear steps and working examples.

Getting Started

Account Setup

Create your merchant account and configure your organization.

Card Processing Setup

What you provide for card acquiring by Elavon, and the NMI gateway profile RevKeen configures for you.

Developer Quickstart

API keys, SDKs, and your first API call.

Billing

Subscriptions

Create and manage recurring billing plans.

Usage-Based Billing

Set up metered billing with usage events and meters.

Dunning

Configure automatic payment recovery for failed charges.

Invoices & Orders

Generate, send, and track invoices.

Payments

Accept Payments

Process card payments, refunds, and voids.

Checkout

Use hosted checkout links, sessions, and RevKeen display modes.

Customer Portal

Let customers manage their own billing.

Integrations

Quaderno Tax

Automate tax compliance with Quaderno.

Webhooks

Receive real-time event notifications.

Zapier

Connect RevKeen to 5,000+ apps.

Owner: david · Reviewed 30 Sep 2026 · Next review 29 Dec 2026