OpenAI's ad business shows blistering growth, hits $1 billion annualized revenue run rate

OpenAI announced its advertising business has reached $1 billion in annualized revenue run rate, roughly 200 days after launching ads in ChatGPT. The ads, which are clearly labeled and do not influence ChatGPT's responses, are now available in over 40 countries and appear to both free and paid users, representing a new revenue stream alongside the company's enterprise offerings and API services.