Create a list

A list is a fixed group of contacts you add and remove on purpose (a segment is the rule-based kind).

POST/v1/lists

Body Parameters

  • namestring

    At most 80 characters. Example: Spring promo.

  • descriptionstring

    At most 200 characters. Nullable.

Details

Add people with POST /lists/{id}/contacts, with list_id on POST /contacts/import, or from the console. Up to 200 lists.

Responses

  • 201List

    The list

  • 400Error

    Missing name, or the list limit is reached

  • 401Error

    Missing, malformed, or revoked API key

  • 402Error

    Billable live calls only: the prepaid credit balance cannot cover the call (insufficient_credits); nothing was done or charged

  • 429Error

    Rate limit or quota exceeded

Response Fields

  • idstring

    Example: lst_a1B2c3D4e5F6.

  • objectlist
  • namestring

    Example: Spring promo.

  • descriptionstring

    Nullable.

  • integration_idstring

    Set when an integration sync owns the list Nullable.

  • contact_countinteger
  • created_atstring (date-time)
  • updated_atstring (date-time)

Errors

Every error has the same JSON shape, and request_id matches the X-Request-Id response header. Errors lists every code and what to do about it.

  • 400

    Missing name, or the list limit is reached

  • 401

    Missing, malformed, or revoked API key

  • 402

    Billable live calls only: the prepaid credit balance cannot cover the call (insufficient_credits); nothing was done or charged

  • 429

    Rate limit or quota exceeded