OpenAI is piloting advertisements within the free version of ChatGPT for logged‑in adult users in the United States. The ads appear as clearly labeled sponsored placements and do not affect the model's responses. Paid tiers such as Plus, Pro, Business, Enterprise, and Education remain ad‑free. Users can choose to stay on the free tier with ads, upgrade to a paid plan, or opt out of ads while accepting reduced daily message limits. Read more →