By ยท ยท last updated 2026-08-05

KYC vs KYB vs KYA: The Three K's of Verification

KYC verifies customers, KYB verifies businesses, KYA verifies agents. The three verification layers and where each runs in the stack.

ShareX / TwitterLinkedInRedditHN

Verification in the agent economy is three letters: KYC, KYB, and KYA. They answer different questions at different layers.

KYC - Know Your Customer

Identity verification at onboarding: who is this person? Document checks, identity scoring, ongoing monitoring.

KYB - Know Your Business

๐Ÿ“‹ Free: Agent Compliance Checklist (PDF)

A 1-page compliance audit for your payment agent. Check your setup against the 7-point framework. Enter your email โ€” we send it instantly.

Business verification: who owns this company? Registration, beneficial ownership, and the 50% rule live here.

KYA - Know Your Agent

The agent-economy layer: should I trust this counterparty agent? Wallet age, linked domain, public key, declared country - scored by kya_verify.

The stack

KYC at onboarding, KYB for corporate counterparties, KYA before transacting with other agents - and sanctions screening on every payment underneath all three. The KYC vs screening explainer covers the boundary.

ShareX / TwitterLinkedInRedditHN

Screen your agents payments

Free tier, 5 checks/day. Add compliance before money moves.

Try the free checker  See pricing