Merit-Systems/awesome-agentic-commerce

The Agentic Commerce Protocol (ACP) is an interaction model and open standard for connecting buyers, their AI agents, and businesses to complete purchases seamlessly. The specification is currently maintained by OpenAI and Stripe.

Building a Secure and Interoperable Future for AI-Driven Payments.

The Agent Commerce Kit (ACK)

The A2A x402 Extension brings cryptocurrency payments to the Agent-to-Agent (A2A) protocol, enabling agents to monetize their services through on-chain payments. This extension revives the spirit of HTTP 402 "Payment Required" for the decentralized agent ecosystem.

Specification and documentation for the Universal Commerce Protocol (UCP)

Lucid Agents Commerce SDK. Bootstrap AI agents in 60 seconds that can pay, sell, and participate in agentic commerce supply chains. Our protocol agnostic SDK provides CLI-generated templates and drop-in adapters for Hono, Express, Next.js, and TanStack, giving you instant access to crypto/fiat payment rails (AP2, A2A, x402, ERC8004).

The way AI coordinates and transacts. Routing and settlement layer for your agent economy.

Reference implementation of the Agentic Commerce Protocol (ACP) and Universal Commerce Protocol (UCP)- enabling AI-powered checkout negotiation while maintaining merchant control.