# Services from api.ledgercore.io on Zero

> api.ledgercore.io serves 6 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/api.ledgercore.io
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.ledgercore.io/health.json

## Services

- [LedgerCore Metals Price API](https://www.zero.xyz/c/ledgercore-metals-price-api-d655c67c/llms.txt): $1/call via x402. Returns the current spot price of a precious metal (gold, silver, platinum, or palladium) in a specified fiat currency, paid per-call via x402.
- [LedgerCore KYA (Know Your Address) Risk Report](https://www.zero.xyz/c/ledgercore-kya-know-your-address-risk-report-9b345318/llms.txt): $0.1/call via x402. Generates an institutional-grade blockchain address risk report (KYA) for a given address and chain, optionally scoped to an ERC-20 asset on Ethereum.
- [LedgerCore KYT Compliance Report](https://www.zero.xyz/c/ledgercore-kyt-compliance-report-db994147/llms.txt): $0.1/call via x402. Generates a Know Your Transaction (KYT) compliance report for a specific blockchain transaction, identifying risk, sanctions exposure, and suspicious activity patterns.
- [LedgerCore KYAG (Know Your Agent/Address) Risk Scoring](https://www.zero.xyz/c/ledgercore-kyag-know-your-agent-address-risk-scoring-8f5db5e9/llms.txt): $0.1/call via x402. Scores the risk and trust level of a blockchain wallet address, agent ID, or external platform identity using institutional-grade on-chain intelligence.
- [LedgerCore KYE Report](https://www.zero.xyz/c/ledgercore-kye-report-c5fdf3f1/llms.txt): $0.1/call via x402. Returns a comprehensive Know Your Exchange (KYE) institutional profile for a named blockchain/crypto entity, including aliases, executives, licenses, timeline, risk assessments, and locations.
- [LedgerCore KYAG Trace Lookup](https://www.zero.xyz/c/ledgercore-kyag-trace-lookup-6ba1ede0/llms.txt): $0.1/call via x402. Queries blockchain transaction traces linked to a known-address graph (KYAG) node, returning associated merchant activity and payment flows for compliance and intelligence use cases.

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)