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AI Agent Payments and Authorization
Short, sourced answers to the questions teams ask when AI agents start to pay: how to verify the agent, prove what the user authorized, cap what it can spend, and choose the rails it pays on.
391 answers · 17 topics · Sources checked October 22, 2026
Path · 4 topics
Identity and trust
Who the agent is, who stands behind it, and how others verify it.
- 21 answers
Know Your Agent (KYA)
What Know Your Agent means, how a KYA check works, who needs one, and how agents are verified and re-verified over time.
Explore - 27 answers
AI Agent Identity and Verification
How issuers, networks, merchants and websites identify an AI agent and tie it to the person or company that owns it.
- What is an AI agent identity?
- How does agent identity verification work across issuer, network, and merchant layers?
- 20 answers
AI Agent Security
Prompt injection, stolen credentials, kill switches and other threats to agents that can move money.
- Can prompt injection make an AI agent send money?
- How do you protect an AI agent's wallet from prompt injection?
- 13 answers
Agent-to-Agent Payments
How AI agents verify, trust and pay each other, and how payment authority passes to sub-agents.
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Path · 3 topics
Authorization and control
What the user allowed, how it is enforced, and how it is governed.
- 49 answers
Intent Authorization and Mandates
How to prove what a user authorized an AI agent to do, and check every payment against it before it happens.
Explore - 15 answers
Spending Limits and Policy Controls
How to cap what an AI agent can spend, where it can spend it, and when a human has to approve.
Explore - 12 answers
Agent Payment Operations
Monitoring, receipts, reconciliation and audit for AI agent payments in production.
- How do you monitor AI agent transactions in real time?
- What should an AI agent transaction receipt include?
Path · 4 topics
Payments and commerce
How agents pay, the protocols they use and the rules that apply.
- 19 answers
Agentic Payments
How AI agents initiate and complete payments, who processes them, and how they are authorized.
Explore - 25 answers
Agentic Commerce
How AI agents find, compare and buy, and what that changes for retailers, marketplaces, banks and networks.
Explore - 16 answers
Merchants and Agent Checkout
How merchants and API providers accept payments from AI agents and know who they are selling to.
- How do merchants know which agent and which user made a purchase?
- How should merchants prepare for AI shopping agents?
- 18 answers
Agentic Payment Use Cases
Procurement, invoices, subscriptions, travel, payouts and other places where AI agents pay.
- How can AI agents handle procurement and purchase orders?
- How do AI agents manage subscriptions and recurring payments?
Path · 4 topics
Wallets and settlement
Where agent funds live, how keys are held and how money settles.
- 44 answers
Agent Wallets and Key Management
Server wallets, embedded wallets, custody models and how AI agents sign without exposing keys.
Explore - 39 answers
Account Abstraction for Agents
ERC-4337, EIP-7702, bundlers, paymasters and session keys explained for AI agents.
Explore - 12 answers
Stablecoin Settlement for Agents
Why AI agents settle in stablecoins, which chains they use, and how onchain payments reconcile.
Explore - 21 answers
Stablecoin Payments for Businesses
How businesses accept, settle and pay out in stablecoins.
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Path · 2 topics
Build and choose
Guides for developers and the questions to ask before you buy.
- 12 answers
Choosing AI Agent Payment Infrastructure
How to evaluate wallet, authorization and settlement providers for AI agents.
- What is the difference between an agent wallet provider and an agent authorization layer?
- Which layer handles identity, which handles intent, and which handles settlement?
- 28 answers
Building AI Agents That Pay
Developer guides for adding wallets, payments and policy checks to AI agents and MCP servers.
- Where do payments fit in an agentic workflow?
- Agentic process automation vs RPA in finance: what is the difference?