{"event":{"id":"evt-hist-2026phase28-openai-visual-ad-announcement","dedupe_key":"advertising_product_test_announcement:2026-10-05:openai-announces-upcoming-visual-chatgpt-ad-format-and-expanded-measurement","event_type":"advertising_product_test_announcement","title":"OpenAI announces upcoming visual ChatGPT ad format and expanded measurement","summary":"On October 5, 2026 OpenAI announced a planned image-generation visual-ad format for Free and Go users, initially testing later in October in the US. Announcement and partnerships were published, not universal deployment of those ads on October 5; ads remain separate from model responses.","occurred_at":"2026-10-05T00:00:00.000Z","published_at":"2026-10-05T00:00:00.000Z","observed_at":"2026-10-18T08:30:00.000Z","reconstructed_at":"2026-10-18T08:30:00.000Z","ingest_type":"historical_backfill","locations":null,"status":"verified","confidence":0.88,"metadata":{"evidence_only":1,"global_novelty_unproven":1,"original_index_position":1018,"reported_outcomes_not_independently_proven":1},"created_at":"2026-10-19T05:53:43.605Z","updated_at":"2026-10-19T05:53:43.605Z"},"artifacts":[{"id":"art-hist-2026phase28-openai-visual-ad-announcement","dedupe_key":"de4d868752c772206957a59086246c451aa8edffa65a409d7342c6d91502a582","canonical_url":"https://openai.com/index/new-chatgpt-ads-format-and-measurement","evidence_locator":"","artifact_type":"source_publication","title":"OpenAI announces upcoming visual ChatGPT ad format and expanded measurement","summary":"","creator_entities":[],"released_at":"2026-10-05T00:00:00.000Z","content_hash":null,"metadata":[],"created_at":"2026-10-19T05:53:43.604Z","updated_at":"2026-10-19T05:53:43.604Z","relation":"documented_by"}],"signals":[]}