For an Etsy seller earning under €100K/year, the cheapest AI stack that consistently pays back combines Claude Pro (€18/month) for listing copy and customer reply drafts with a single image-generation tool (€10-30/month — Midjourney, Adobe Firefly, or DALL-E via ChatGPT Plus). Most paid Etsy-specific AI tools (eRank Pro, Sale Samurai, ListEasy, Alura, Marmalead) only repay above ~200 active listings or ~€50K annual revenue. Etsy's AI-content disclosure policy and the EU AI Act Article 50 transparency obligations apply to AI-generated imagery.

Etsy SMB segment piece. Largest single underserved cohort in the marketplace cluster. Cadence 45-day (operators register default + tooling-volatility signal). Trigger conditions: Etsy policy changes on AI imagery or seller categorisation; new pricing tiers from Claude Pro / ChatGPT Plus / Midjourney; Etsy-specific tool consolidation (eRank-Sale Samurai-Alura competitive shifts); EU AI Act Article 50 enforcement guidance affecting marketplace sellers. Sister claims: OPS-022 (marketplace resellers Etsy/Marktplaats/Vinted), OPS-037 (Claude Pro vs ChatGPT Plus). External sources: etsy.com/legal/sellers, claude.ai/pricing, midjourney.com pricing, helpwithselling.com Etsy IR data.