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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.

Returns conversation-level aggregates across the requested
timeframe.

A single call may request multiple statistics (volume
and/or resolution-rate); each row of results carries the
bucket-identifying groupings values and computed
statistics for that bucket. Optionally group by channel
or status, or omit groupings for a single overall row.

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

Scopes:
agents:read