API Guide

Apply Optimizer Weighting

The Apply Optimizer Weighting API enables you to weight your seedlist based on the results of a Seedlist Optimizer sample. See Submit Optimizer List for instructions on how to upload a list sample for optimization.

Required headers: X-API-KEY
Optional headers: ACCEPT (json, xml, csv, serialized)
Method: PUT

Endpoint URL:


Sample Output:

    "status": "success"


Parameter Description Acceptable Values Required
list_id The unique identifier of the list. See the Optimizer Summary for a list of elegible list identifiers. Integer Y
include_zero_weight Optionally include seed addreses with zero weight. Default is '0'. Integer (0/1) N

Error Responses

Description Code Cause
Invalid list_id 404 Please specify a numeric list_id.
Unauthorized 403 You don't have access to this list.