AI Update, December 19, 2025: AI News and Views From the Past Week

Artificial Intelligence — Fri., Dec. 19, 2025

Catch up on select AI news and developments from the past week or so.

New York law requires advertisers to disclose AI-generated people. The law requires clear disclosure when an ad uses AI-generated people or avatars. The change reflects rising scrutiny of AI use in advertising. Importance for marketers: This creates a compliance obligation for AI creative, teams need disclosure rules and review checklists.

Google makes Gemini 3 Flash the default model across Search AI Mode and Gemini. Flash is faster, cheaper, and highlights multimodal capabilities. AI answers inside Search shift discovery away from blue links. Marketers need stronger authority signals and clearer structure for accurate AI-driven results.

AI content experiments trigger backlash across publishers and brands. Examples include Amazon pulling an AI-generated Prime Video recap and McDonald's removing an AI Christmas ad. Successful AI integration requires rigorous testing, editorial review, and transparency. Importance for marketers: Rushed AI content can damage trust, formalize human review and standards before scaling AI-generated content.

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