# Services from x402.blocksec.ai on Zero

> x402.blocksec.ai serves 7 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/x402.blocksec.ai
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/x402.blocksec.ai/health.json

## Services

- [BlockSec Deep TRON Address & Transaction Screener](https://www.zero.xyz/c/x402-blocksec-ai-bee8609a/llms.txt): $0.000001/call via x402. Deeply screens a TRON address or transaction to generate risk scores, entity labels, and on-chain intelligence insights.
- [BlockSec Ethereum Address Label Lookup](https://www.zero.xyz/c/x402-blocksec-ai-c50d066a/llms.txt): price not listed via x402. Fetches human-readable labels and metadata for an Ethereum address to identify known wallets, contracts, and entities.
- [BlockSec MetaSleuth Ethereum Address Label & Compliance Risk Screening API](https://www.zero.xyz/c/blocksec-metasleuth-ethereum-address-label-compliance-risk-screening-9d2fac91/llms.txt): $0.1/call via x402. Returns human-readable labels, entity metadata, and compliance risk scores for a given Ethereum blockchain address using BlockSec MetaSleuth and Phalcon intelligence.
- [BlockSec Blockchain Address Compliance & Risk Screening (Label Query)](https://www.zero.xyz/c/blocksec-blockchain-address-compliance-risk-screening-label-query-a2ddb59d/llms.txt): $0.1/call via x402. Fetches human-readable labels and compliance risk scores for a blockchain address using BlockSec MetaSleuth and Phalcon APIs, payable via x402 micropayment protocol.
- [BlockSec MetaSleuth Deep Compliance & Risk Screening API](https://www.zero.xyz/c/blocksec-metasleuth-deep-compliance-risk-screening-api-441d9c94/llms.txt): $0.1/call via x402. Deeply screens a blockchain address for compliance risk, generating labels, risk scores, and entity insights using BlockSec MetaSleuth and Phalcon APIs.
- [BlockSec Light TRON Address Screener](https://www.zero.xyz/c/x402-blocksec-ai-fe7ebdb4/llms.txt): $0.2/call via x402. Performs lightweight screening and labeling of a TRON address, returning tags, risk flags, and brief metadata for quick risk analysis.
- [BlockSec MetaSleuth Light Compliance Screen](https://www.zero.xyz/c/blocksec-metasleuth-light-compliance-screen-4cbbba9d/llms.txt): $0.1/call via x402. Performs a lightweight compliance and risk screening of a blockchain address, returning risk scores and labels via the x402 micropayment protocol.

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)