New Delhi, Feb. 11 -- OpenAI begins testing ads in ChatGPT in the U.S. for Free and Go subscription tiers, it said in a blog post. Plus, Pro, Business, Enterprise, and Education tiers will not have ads it said.

The San Francisco-based AI company said that ChatGPT serves hundreds of millions of users, and ads on the Free and Go tiers help fund the infrastructure needed to keep the service fast, reliable, and improving.

It said that, "Ads do not influence the answers ChatGPT gives you. Answers are optimized based on what's most helpful to you. When you see an ad, they are always clearly labeled as sponsored and visually separated from the organic answer."

OpenAI explained that during testing, the system selected which ad to show by match...