ruc_pe_validate $0.001 per call
Offline validator for a Peruvian RUC (Registro Único de Contribuyentes) issued by SUNAT. Checks the RUC is exactly 11 digits, extracts the 2-digit taxpayer-type prefix (10, 15, 17, 20, etc.), and verifies the check digit using SUNAT's published modulo-11 algorithm (weights 5,4,3,2,7,6,5,4,3,2 over the first 10 digits).
For AI agents: call ruc_pe_validate
POST https://toll402.dev/v1/t/ruc_pe_validate
{
"ruc": "20100070970"
}Answers 402 with x402 payment requirements; pay with any x402 client (@x402/fetch, x402 for Python, toll402-client, toll402-mcp) or send a prepaid-credits key as x-toll402-key (https://toll402.dev/credits). Paid per call via x402 (USDC on Base) or with a prepaid-credits key (x-toll402-key, card at /credits); charged only on success. Start at /llms.txt or connect the MCP server:
npx -y toll402-mcp · remote https://toll402.dev/mcp.Input schema
{
"type": "object",
"properties": {
"ruc": {
"type": "string",
"description": "11-digit RUC, digits only or with spaces/dashes"
}
},
"required": [
"ruc"
],
"additionalProperties": false
}
MCP
{"mcpServers":{"toll402":{"command":"npx","args":["-y","toll402-mcp"],"env":{"TOLL402_WALLET_KEY":"0x..."}}}}