OpenAI began showing ads to ChatGPT users on the Free and Go tiers in India, starting with about 50 brands, with campaigns run through agencies including WPP and Omnicom. A self-serve ad manager for marketers follows, with a minimum daily budget of ₹725. India had over 100 million weekly ChatGPT users as of February 2026. Ads reached US users in February and Europe in August.
Why it matters for listed companies
Advertising is the main revenue line for listed Indian broadcasters, publishers and internet platforms, and for the agencies that place campaigns. A new ad seller with a user base in the hundreds of millions competes for the same marketing budgets. The direct effect depends on how much spend brands move to it, which is not yet reported; the tables below show what the sectors have done since.
These figures are measured, not attributed. Prices and rates move for many reasons at once; they show
what happened after this story, not that the story caused it. Nothing here is a recommendation to buy, sell or hold.
The original notices were larger than the companies' own net worth, so the contingent liability hung over the listed casino and gaming operator Delta Corp and over unlisted platforms that had planned to raise capital…
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