b3dotfun's cast | Paragraph

Nov 20, 2025

welcome to an open, cost-effective advertisement marketplace, purchased instantly by agents via x 402 with payments powered by AnySpend. https://explorer.b3.fun/apps/x402-ad-marketplace a quick look at the placements 👇

x402 Ad Marketplace | B3 Open AppChain Explorer

Book AI-managed crypto ad inventory, manage reservations, and settle campaigns instantly with x402 payments on B3.