In February, OpenAI announced the launch of its beta advertising programme in ChatGPT — a "closed" test designed to assess how the system worked and how users responded to it. Now they are taking things a step further, announcing agreements with advertising networks to expand the pool of potential advertisers. One of the first ad networks and platforms to join is Criteo. Criteo is a giant in advertising intermediation, managing more than $4 billion in annual ad spend and conn