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This endpoint is in beta and subject to change.

A beta revision header (2026-01-15.pre) is required to use our beta APIs. Klaviyo APIs in beta are not intended for use in production. See our versioning and deprecation policy for more information.

Create a new HTML or drag-and-drop template.

If there are 1,000 or more templates in an account, creation will fail as there is a limit of 1,000 templates
that can be created via the API.

Request specific fields using sparse fieldsets.

Rate limits:
Burst: 75/s
Steady: 700/m

Scopes:
templates:write