#Billing

Billing & Payments

3 min read

The SaaS Billing Process Explained Step by Step

The SaaS billing process step by step - customer, checkout, payment, verified webhook, provisioning, renewals, dunning, and cancellation - and why every step must be idempotent.

By Pasindu Gamage· 8/30/2026

Billing system modules for plans, checkout, webhooks, and invoices illustration.

Billing & Payments

9 min read

SaaS Billing - The Complete Guide (2026)

SaaS billing explained - plans, subscriptions, usage metering, invoices, and the webhook/idempotency parts that actually matter - plus how to build it on Stripe.

By Pasindu Gamage· 7/1/2026