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API Reference

Update Profile Schema Relationship

🚧

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.

Update a relationship between an object schema and a profile

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

Scopes:
custom-objects:write

Path Params
string
required
Body Params

Update a relationship between an object schema and a profile

data
object
required
Headers
string
required
Defaults to 2026-01-15.pre

API endpoint revision (format: YYYY-MM-DD[.suffix])

Responses
204

Success

Language
Credentials
Header
Response
Choose an example:
application/vnd.api+json