OpenAI says its ads business is booming as it marches toward an IPO

OpenAI CEO Sam Altman once said that adding advertising would be "a last resort for us for a business model." Kevin Dietsch/Getty Images OpenAI's ad business is on a tear. ChatGPT ads have reached $1 billion in annualized revenue run rate, OpenAI said on Monday. Ads on OpenAI's chatbot launched less than 200 days ago. OpenAI is touting the speedy growth of its ad business as it prepares for an initial public offering. On Monday, OpenAI said that ad sales on ChatGPT have reached $1 billion in annualized revenue run rate in less than 200 days. "Advertising is one pillar of OpenAI's diversified business model, alongside consumer subscriptions, enterprise offerings, and usage-based APIs," the company said in a statement. The milestone for OpenAI's fledgling ads business comes as the AI company looks to drum up investor interest ahead of its much-anticipated IPO. OpenAI said ad revenue now makes up a "material share of the business." OpenAI's decision to introduce ads in its popular chatbot proved controversial, with rival Anthropic mocking the development in a Super Bowl ad. CEO Sam Altman previously voiced discomfort at the idea of AI advertising. "Ads plus AI is sort of uniquely unse