Its API supports yes/no, choice, scale, sort and tags, with images still in beta. The request format is Levanto's rather than System One's. An employee reported SageCut's video-quality savings; that test is neither a general cost guarantee nor a Jev integration.
How you can use it
Pick the answer shape and ask a specific question about the content you supply. For yes/no, choice and tags, null means the service did not select an answer. Handle it on a separate path. Treating it as approval would discard the uncertainty returned by the service.