Zod 4 and Standard Schema support in the TypeScript SDK
September 26, 2025
Our TypeScript SDK now supports the Standard Schema interface, which allows you to now use Zod 4 to define your event payload types. The Standard Schema interface is a standard way to define event payload types in a way that is easy to use and understand. This means that schemas can now be defined with:
Upgrade to SDK v3.42.0 or higher and check out the documentation for more information.