Study: One-Third of In-Assistant ChatGPT Ads Land in Irrelevant Conversations
An empirical analysis of more than 11,000 advertisements served inside ChatGPT conversations found that 33% had no discernible relevance to the surrounding discussion. Conducted by AI visibility platform Searchable between July 4 and August 4, 2026, the study paired live ad impressions with conversation logs to evaluate contextual alignment, commercial intent, and sector-specific accuracy across OpenAI's conversational ad inventory. OpenAI introduced advertising into ChatGPT in February 2026, r
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