OpenAI Serves Ads to ChatGPT Go Tier Paying Subscribers

A paying ChatGPT subscriber on the £6.99-per-month Go tier reported this week, in a Hacker News thread, that their conversations had started delivering advertisements from the Financial Times, Shein, and Amazon Prime Day in the middle of a discussion about mobile game tips. They canceled. But the more durably interesting part of the ensuing discussion was not the surprise itself, it was that the surprise may not have been warranted: several commenters pointed to a line on OpenAI's pricing page that reads "Ads may appear for users on the Free and Go plans."

The Go plan is OpenAI's entry-level paid tier, priced at $8 per month in the US and positioned below the ad-free Plus tier at $20. The pricing-page disclosure means ads on this plan are not a covert rollout in a strict sense. OpenAI does apply one explicit protection: it will not display ads to accounts identified as belonging to users under 18.

The thread surfaced alongside reports that OpenAI attended the Cannes Ad Festival this year alongside Google and Meta, which commenters read as a sign the company is actively courting the advertising industry. Several drew a direct line to OpenAI's anticipated public offering, with one writing that the company is "IPO'ing this year and need to show the best numbers possible."

What the thread does not settle is how ads are targeted. Whether placements are matched to conversation content or served generically remains unresolved in the discussion. One commenter noted that uBlock Origin blocks them on Firefox for now, suggesting a conventional delivery mechanism rather than anything deeply embedded. Anthropic reportedly moved quickly to capitalize on the moment, with commenters referencing commercials the company released that take aim at competitors' ad practices.

With figures cited in the thread putting OpenAI's user base at approximately 900 million users and around 50 million paying subscribers, the ad surface is already significant even confined to the lower tiers. The more pointed question, which the thread raises but does not answer, is whether the line between ad-supported and ad-free tiers holds as revenue pressure builds toward a public offering.