OpenAI’s ChatGPT ads just went cost-per-click, and the AI advertising war has its battle lines

Summary: OpenAI has shifted ChatGPT’s advertising from CPM to cost-per-click pricing, with bids between $3 and $5, after the $60 CPM it charged at launch in February eroded to as low as $25 within ten weeks. The move puts OpenAI in direct competition with Google and Meta for performance ad budgets, while Perplexity and Anthropic […] This story continues at The Next Web