E-commerce Growth, AI Shopping, and Tightening Seller Economics

Q2 2026 U.S. e-commerce reached $340.2 billion and Amazon sales rose 20%, but marketplace fees, ads, fulfillment, returns, tariffs, insurance, and labor pressure seller margins. OpenAI business profiles and shopping agents, Shopify connections, unified merchant tools, and Etsy collaborations signal new discovery channels, but articles provide no proof of incremental sales or seller profitability. Etsy buyer and sales-improvement claims remain analyst-sourced and require verification.