“Lock-in is super important to consider when it comes to the large AI vendors,” Brown told CIO Dive. Surprise AI costs are already forcing enterprises to rethink how they implement AI, according to a cost governance report from Mavvrik’s. In some cases, effective AI use could mean assigning basic tasks to lower-level AI models while routing complex tasks to more powerful models. “We are not getting replaced by AI,” Brown said. Lack of reliable data can also pose a challenge to enterprises as AI use cases get more complex, he added.