ChatGPT Ads Hit $100 Million in Six Weeks. Here Is What That Number Actually Means.

OpenAI's advertising platform reached $100 million in annualised revenue within six weeks of launching on 9 February 2026. CPMs have dropped from $60 to $25 as the platform opened to self-serve advertisers on 5 May. The economics of advertising inside a conversation are different from anything that has come before.