# Services from supplier-payment-verifier-production.up.railway.app on Zero

> supplier-payment-verifier-production.up.railway.app serves 9 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/supplier-payment-verifier-production.up.railway.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/supplier-payment-verifier-production.up.railway.app/health.json

## Services

- [Supplier Payment Decision Agent](https://www.zero.xyz/c/supplier-payment-decision-agent-ea0cf563/llms.txt): $0.05/call via x402. Runs multi-check verification on an Irish supplier invoice and returns an EXECUTE, REJECT, or FLAG decision with supporting audit data
- [Supplier Payment Decision Agent – Three-Way Match Check](https://www.zero.xyz/c/supplier-payment-decision-agent-three-way-match-check-b842e481/llms.txt): $0.02/call via x402. Performs a three-way match (invoice vs purchase order vs goods receipt) for an Irish supplier, returning EXECUTE, REJECT, or FLAG with a reason code.
- [Irish CRO Company Number Verification](https://www.zero.xyz/c/irish-cro-company-number-verification-9a637b72/llms.txt): $0.01/call via x402. Validates an Irish company's CRO registration number and returns its registered name and status in real-time
- [Supplier Payment Decision Agent – Invoice Verification (x402)](https://www.zero.xyz/c/supplier-payment-decision-agent-invoice-verification-x402-d9a98cf9/llms.txt): $0.005/call via x402. Returns an EXECUTE, REJECT, or FLAG decision on whether an AI agent should pay an Irish supplier invoice, after running CRO, VIES, IBAN, 3-way match, and signature checks.
- [IBAN Validation Check](https://www.zero.xyz/c/iban-validation-check-6eb88c4f/llms.txt): $0.005/call via x402. Validates an IBAN string using ISO 13616 mod-97 checksum, length, and country checks, returning PASSED or FAILED with a reason code.
- [Irish VAT Number Validation via EU VIES](https://www.zero.xyz/c/irish-vat-number-validation-via-eu-vies-ea871287/llms.txt): $0.01/call via x402. Validates an Irish VAT number's format and check letter, then verifies it live against the EU VIES registry, returning PASSED, FAILED, or UNAVAILABLE with a reason code and audit receipt.
- [Supplier Identity and VAT Verification](https://www.zero.xyz/c/supplier-identity-and-vat-verification-8a40c6db/llms.txt): $0.05/call via x402. Verifies a supplier's legal name, company registration number, and VAT number against the Irish CRO and EU VIES, returning an advisory RELEASE, REVIEW, BLOCK, or INSUFFICIENT_EVIDENCE decision before paying an invoice.
- [Supplier Payment Decision Agent – RSA Public Key Registration](https://www.zero.xyz/c/supplier-payment-decision-agent-rsa-public-key-registration-6145f3e4/llms.txt): $0.005/call via x402. Registers an RSA public key (2048-bit or larger, PEM format) for a tenant to cryptographically sign payment-decision requests.
- [Supplier Payment Verifier – Get Verification by ID](https://www.zero.xyz/c/supplier-payment-verifier-get-verification-by-id-4391df2f/llms.txt): $0.005/call via x402. Retrieves a previously completed supplier verification record using its verification_id, accessible only to the wallet that originally paid for it.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)