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API Reference
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Get Audience for Campaign Message

get
https://a.klaviyo.com/api/campaign-messages//campaign-audience

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This endpoint is in beta and will be released in GA in our 2026-07-15 revision.

A beta revision header (2026-04-15.pre) is required to use our beta APIs.

Get the campaign audience for the given campaign message ID.

Rate limits:
Burst: 10/s
Steady: 150/m

Scopes:
campaigns:read

Path Params
string
required

The ID of the message

Query Params
fields[campaign-audience]
array of strings

For more information please visit https://developers.klaviyo.com/en/v2026-04-15.pre/reference/api-overview#sparse-fieldsets

fields[campaign-audience]
Headers
string
required
Defaults to 2026-04-15.pre

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

Responses

Updated about 7 hours ago

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

Updated about 7 hours ago

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