The Sequence Changelog

View our API changelog for an overview of backwards incompatible changes. The previous API version is supported for 60 days

We’ve shipped a series of updates to the Sequence API to improve and simplify a number of endpoints. View our API changelog to see what's changed in detail. If you're a Sequence customer, you will receive further details via email.

We’re excited to launch our new versioned API, designed to give developers more control and flexibility.

We’ve overhauled our API Documentation & Guides. See worked examples and learn how Sequence helps sales-led B2B businesses simplify pricing, billing and invoicing workflows.