External Agents

Learn how to setup your storefront agent to interact with other third-party agents

See whether your storefront is set up for third-party agents to interact with your agents—permissions, guardrails, and checkout controls for your store, all managed through this platform.

External Agent Setup

Manage how third-party agents interact with your agents:

External Agent Interaction Overview

  • product catalog synced
  • descriptions captured
  • pricing information synced
  • handling of returns
  • can complete orders

Enable Mastercard Agent Pay + Mastercard Merchant Cloud

Review the Agent Pay Readiness Checklist for end-to-end agent-initiated transactions

  • Agent Pay
  • Identity
  • Payment tokenization
  • Guardrails
  • Verified intent
  • Protocols

Configure Verifiable Intent to be required for any agent-initiated checkout

Enable Preferred Payment Nudges to surface preferred payment methods and configure payment method prioritization.

Configure where Supported Channels for where agentic commerce and Agent Pay flows are enabled:

  • web
  • app
  • external agents
  • voice
  • text

Enable Protocol Configuration

  • AP2
  • UCP
  • MCP
  • ACP

Control External Agent Permissions

  • product browse & search
  • add to cart
  • initiate checkout
  • apply offers & loyalty
  • request refunds

Set External Agent Transaction Limits

  • per transaction limit (USD)
  • human approval thresholds (USD)

Audit Log


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