# Services from sendcheck-x402.pennyforge.workers.dev on Zero

> sendcheck-x402.pennyforge.workers.dev serves 2 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/sendcheck-x402.pennyforge.workers.dev
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/sendcheck-x402.pennyforge.workers.dev/health.json

## Services

- [SendCheck Deep Scan](https://www.zero.xyz/c/sendcheck-deep-scan-a680444d/llms.txt): $0.05/call via x402. Performs a deep EVM address verification scan across all 5 major chains (Base, Ethereum, Arbitrum, Optimism, Polygon) including wrong-network detection and wallet activity analysis
- [SendCheck EVM Address Pre-Send Verification](https://www.zero.xyz/c/sendcheck-evm-address-pre-send-verification-35b2409b/llms.txt): $0.01/call via x402. Verifies an EVM address before sending crypto by checking EIP-55 checksum validity, wallet vs contract status, outgoing transaction activity, balances, and returning a safety verdict.

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)