OpenAI's nascent advertising business crossed $100 million in annualized revenue less than two months after launching its US pilot, with plans to expand globally to Australia, New Zealand, and Canada.

OpenAI has rolled out advertisements inside ChatGPT for free and Go-tier users, but early reports show the ads are large, poorly targeted, and fail to meet the company's own stated vision of being 'useful and entertaining.'

OpenAI has begun showing advertisements inside ChatGPT responses, partnering with Expedia, Best Buy, Enterprise Mobility, and Qualcomm in a limited pilot that currently reaches just 0.8% of queries.

OpenAI begins ChatGPT ad rollout featuring Adobe, Target, Ford, and luxury brands. Ads target educated, creative professionals.

Zoë Hitzig quits OpenAI citing concerns that ChatGPT advertising could manipulate users in unprecedented ways by exploiting intimate psychological data shared with the AI.

Hidden ad-related code discovered in ChatGPT's source code reveals OpenAI is testing ad eligibility and targeting logic, signaling near-term launch of high-intent impression-based advertising that could compete directly with organic answers.

At the World Economic Forum in Davos, Google DeepMind CEO Demis Hassabis stated he was 'surprised' by OpenAI's early move to integrate advertising into its AI chatbot, raising questions about the future of AI monetization.

OpenAI will begin testing ads on its free and Go tiers for ChatGPT users in the U.S. This strategic shift aims to create a sustainable business model to support the high cost of running AI services and expand access globally.