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This endpoint is in beta and subject to change.

A beta revision header (2026-04-15.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.

Delete a batch of object records.

Accepts up to 500 object record IDs per request. The maximum allowed payload size is 5MB.

Rate limits:
Burst: 3/s
Steady: 60/m

Scopes:
custom-objects:write