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Explore the detailed breakdown of each item model component, complete with properties and their descriptions.

Response keys (v3)

The Profile JSON response from POST /v3/profiles/fetch is built around four keys:
v2 also returned connections and notes. Both are removed in v3.
  • For connections, use the Relationships endpoint — it’s free and exposes the same data.
  • The notes feature is being retired and has no v3 replacement.

New fields in v3

The following fields are added to profile responses in v3:

Fill rate

Data completeness for selected fields:

Timestamp fields

JSON schema

Here you can find the full Profile JSON Schema (v3):