Holding companies are racing to sell proprietary AI platforms, 3C Ventures argues advertisers still lack basic proof of what they are buying.

Marketers and media buyers are gradually getting more comfortable talking about ad campaigns they're testing on LLMs like OpenAI's ChatGPT.

For all the chatter about AI’s impact on marketing workflows and outputs, most marketers have yet to embrace the technology for social media and retail media, according to a…