# Services from x402-wallet.558686.xyz on Zero

> x402-wallet.558686.xyz serves 8 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-wallet.558686.xyz
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/x402-wallet.558686.xyz/health.json

## Services

- [x402 Agent Wallet Tools – ERC20 Allowance Risk Scan](https://www.zero.xyz/c/x402-agent-wallet-tools-erc20-allowance-risk-scan-c737ed73/llms.txt): $0.014/call via x402. Scans a wallet's ERC20 token allowances for risk exposure and returns a risk level assessment, findings, and a revocation plan for dangerous or unlimited approvals.
- [x402 Agent Wallet Tools – EVM Transaction Risk Decoder](https://www.zero.xyz/c/x402-agent-wallet-tools-evm-transaction-risk-decoder-3bac5755/llms.txt): $0.01/call via x402. Decodes and risk-scores an EVM transaction (to, data, chainId, value) by detecting the called function, flagging dangerous patterns, and returning a structured risk assessment with findings.
- [x402 Agent Wallet Tools – EIP-712 Signature Risk Decoder](https://www.zero.xyz/c/x402-agent-wallet-tools-eip-712-signature-risk-decoder-ba7032cc/llms.txt): $0.01/call via x402. Analyzes an EIP-712 structured message (domain, primary type, spender) and returns a risk assessment including risk level, signature family classification, and domain/message findings for Permit, Permit2, and similar approval signatures.
- [x402 Agent Wallet Tools – Permit/Permit2 Decoder](https://www.zero.xyz/c/x402-agent-wallet-tools-permit-permit2-decoder-5e7212c4/llms.txt): $0.013/call via x402. Decodes and risk-analyzes EIP-712 typed data for Permit and Permit2 token approval signatures, extracting domain, spender, amount, and risk findings.
- [x402 Agent Wallet Tools – Transaction Simulation Summary](https://www.zero.xyz/c/x402-agent-wallet-tools-transaction-simulation-summary-d825de2a/llms.txt): $0.012/call via x402. Analyzes a blockchain transaction simulation result and returns a human-readable summary, risk level, asset change breakdown, and safety findings for an AI agent's review before broadcasting.
- [x402 Agent Spend Recurrence Guard](https://www.zero.xyz/c/x402-agent-spend-recurrence-guard-bd3f1066/llms.txt): $0.012/call via x402. Evaluates whether a recurring paid API call pattern stays within daily budget limits and cooldown constraints, returning a spend decision and recurrence policy for AI agent wallet management.
- [x402 Agent Wallet Receipt Gate Policy](https://www.zero.xyz/c/x402-agent-wallet-receipt-gate-policy-3c26fa90/llms.txt): $0.018/call via x402. Returns the payment and receipt validation policy for a route, including required network, headers, pay-to address, replay rules, and gate checks for downstream x402 actions.
- [x402 Agent Wallet Tools – Wallet Signing Safety Pack](https://www.zero.xyz/c/x402-agent-wallet-tools-wallet-signing-safety-pack-bd957005/llms.txt): $0.018/call via x402. Returns a buyer-side wallet safety control pack covering EIP-712 signature risk, ERC20 allowance risk, Permit/Permit2 approvals, transaction simulation summaries, spend guard policy, receipt gate enforcement, and private-key boundary rules for an agent app on a given chain.

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)