The FTC article links to the federal complaint[0] which names the third-party data recipient as Clarifai, Inc.
"In September 2014, the CEO of Clarifai, Inc. e-mailed one of OkCupid’s founders requesting that Humor Rainbow give Clarifai, Inc. (i.e., the Data Recipient) access to large datasets of OkCupid photos."
"In September 2014, the CEO of Clarifai, Inc. e-mailed one of OkCupid’s founders requesting that Humor Rainbow give Clarifai, Inc. (i.e., the Data Recipient) access to large datasets of OkCupid photos."
[0] https://www.ftc.gov/system/files/ftc_gov/pdf/OkCupid-MatchCo...