H→AI Human to AI An AI-powered service creates a payment request and presents an on-site payment view or HPP link to its user.
AI→B Agent to Business An agent coordinates an approved purchase or service payment through a server-side workflow.
AI→AI AI to AI One agent creates a request for a service while another agent or its wallet workflow completes and verifies payment.
04 Payment Result On-site payment views or HPP links display the payment instructions; authenticated order queries provide the verified status to the application.
API API-first access Create and query payment orders from server-side applications using authenticated requests.
SEC Controlled security Keep API secrets and sensitive payment operations on the server instead of exposing them to the agent interface.
OPS Operational visibility Use one clear dashboard to review orders created by applications, users and automated workflows.