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

# Release notes

> Checkout SDK release history.

# Release notes

## Checkout SDK 1.0.0

* ESM npm package and version-pinned browser bundle
* Hosted Checkout lifecycle and payment-result events
* Browser-only safeguard for SSR applications
* Type declarations and TSDoc for public API
* No source maps in the published package

Pin an exact SDK version in production and review release notes before a major upgrade.