•Amazon partners with OpenAI to allow its advertisers to run ads in ChatGPT, starting with select U.S. brands.
•OpenAI's ad business in ChatGPT has reached a $1 billion annualized revenue run rate.
•Amazon has restricted AI platform access to its store but has started buying ads on ChatGPT, becoming the top retail advertiser there from April to August.
•ChatGPT reportedly has 900 million weekly active users as of February, making it a significant marketing channel.
•Ads appear as text or images beneath ChatGPT responses and are clearly labeled as sponsored.
•Amazon manages ad campaigns, while OpenAI controls ad delivery decisions.
•The trial includes companies like Delta Vacations leveraging conversational ad formats for engagement.