New endpoint added: GET /contacts/custom_field_definitions

What changed

New endpoint added: GET /contacts/custom_field_definitions Affected surface: GET /contacts/custom_field_definitions. Root cause: endpoint `GET /contacts/custom_field_definitions`. Detected at Fri, 28 Aug 2026 21:08:59 UTC UTC.

Diff

{
  "path": "GET /contacts/custom_field_definitions"
}

Likely impact

This is an additive change. Existing integrations are unaffected; this is mostly useful if you want to take advantage of the new surface.

Recommended action

No action required. Adopt the new endpoint when it solves a problem you have.