AI advertising copy generation creates persuasive marketing content at scale. Copywriting frameworks: AIDA (Attention, Interest, Desire, Action), PAS (Problem, Agitation, Solution), BAB (Before, After, Bridge), 4Cs (Clear, Concise, Compelling, Credible). AI capabilities: Generate headlines and variations, adapt tone for audience segments, A/B test copy suggestions, maintain brand voice consistency. Platform optimization: Character limits (Google Ads, Twitter), format requirements (Facebook carousel, Instagram Stories), keyword integration for paid search. Best practices: Start with clear value proposition, specify target audience and pain points, include call-to-action, test multiple variations. Tools: Jasper, Copy.ai, Writesonic, Anyword, Phrasee (enterprise). Compliance awareness: Review for truth-in-advertising, avoid prohibited claims, include required disclosures. Performance optimization: AI analyzes winning copy patterns, suggests improvements based on CTR/conversion data, generates variations for testing. Human oversight: Review for brand alignment, verify claims, ensure cultural sensitivity, maintain authentic voice.