How ChatGPT ad testing began
Testing began with US adults on Free and Go, keeping ads separate from answers and private chats inaccessible to advertisers.
Editorial summary and translation by OCAS; not an official translation.
What this means for your business
OCAS suggests borrowing the discipline of a structured test. Start with one question, such as which customer need deserves the strongest message. Keep the offer and destination consistent while comparing ad messages, record changes and verify measurement. Ask your agency to explain what the evidence supports and what remains uncertain, rather than making a large budget decision from a handful of clicks.
Thailand rollout announced 23 September 2026. Account eligibility and campaign approval still apply. Check eligibility