AI Gen Apps
Contact

Domain

Commerce.

Buying and selling between software rather than between people: agent-driven checkout, payment protocols and the control a merchant has to keep.

2 papers · Domain

September 2026EngineeringAGA-16

MCP, A2A, ACP, AP2: the agent protocol stack

Four protocols keep getting written about as rivals. They are layers. MCP gives an agent tools, A2A lets agents talk to each other, AP2 proves a human authorised a payment, and ACP completes the purchase. What each one actually does, who governs it now, and what a business has to implement to be sellable to an agent.

Read the paper →
  1. March 2026
    Engineering
    AGA-03

    Agentic commerce: a reference architecture for AI checkout under merchant control

    A reference architecture for letting AI agents discover products, apply promotions, and complete secure checkouts on a customer's behalf, over a standardized agent-to-merchant protocol layer that keeps pricing, payments, and compliance under merchant authority.

    Luis Hasanaj · Read →
← All research