// GLOSSARY -- PAYMENTS & FINTECH

What is an Agent-Merchant Relationship?

1 min read Updated

The commercial relationship between an AI agent (buyer) and a merchant (seller) — including identity verification, payment authorization, pricing negotiation, and ongoing transaction management.

WHY IT MATTERS

Human-merchant relationships are well-established: accounts, loyalty programs, payment terms. Agent-merchant relationships need similar infrastructure but designed for machines.

Key challenges: how does the merchant trust the agent? How does the agent verify the merchant? What payment terms apply? How are disputes handled?

Emerging standards like KYAPay and x402 are building the infrastructure for agent-merchant relationships — standardized authentication, payment, and service delivery.

HOW POLICYLAYER USES THIS

PolicyLayer governs agent-merchant relationships — authorized vendor lists, per-merchant spending limits, and transaction tracking across all merchant interactions.

FREQUENTLY ASKED QUESTIONS

How do agents find merchants?
Through protocol-level discovery (x402 endpoints), agent marketplaces, or pre-configured vendor lists managed by the operator.
Can agents negotiate prices?
With current protocols, prices are fixed by the merchant. Future extensions may support negotiation, but today agents accept or reject offered prices.
How are disputes resolved?
Crypto transactions are final, so pre-transaction verification is critical. Escrow mechanisms and attestation provide some dispute resolution. This area is still developing.

FURTHER READING

Enforce policies on every tool call

Intercept is the open-source MCP proxy that enforces YAML policies on AI agent tool calls. No code changes needed.

npx -y @policylayer/intercept
github.com/policylayer/intercept →
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