Zinc is a developer-focused API platform that enables automated buying across major online retailers including Amazon and Best Buy. It allows developers to search products, place orders, track shipments, and handle returns programmatically through a single API. Zinc also supports AI agent-driven purchasing workflows, including hands-free checkout with price caps and delivery tracking. The platform is used by e-commerce businesses to automate dropshipping, corporate gifting, order fulfillment, and retail arbitrage at scale.