12/11/2025
McKinsey says agentic commerce could hit $1T in US retail by decade's end, but there's a problem: only Google, Amazon, and ChatGPT own the product data infrastructure. Channel3 just raised $6M from Matrix and Y Combinator founder Paul Graham to change that, building a universal product database that already covers 50 million products. The Duke-bred founders met while building their first startup together, and when Alexander Schiff couldn't find product data for an AI tutor he was building, he convinced his former Palantir engineer cofounder to leave and solve it. Now developers earn 5% commissions automatically while merchants get distribution into AI agents with zero technical work. Here's how they're building the infrastructure layer for the next era of shopping.
The shift from traditional e-commerce to AI-driven shopping is creating a fundamental infrastructure problem: while Google, Amazon, and ChatGPT command the agentic commerce channel through proprietary product data, independent developers and merchants lack access to the universal product intelligenc...