cep_lookup $0.002 per call
Look up a Brazilian CEP (postal code) via https://viacep.com.br/ws/<cep>/json/ and return street, neighborhood, city and state.
For AI agents: call cep_lookup
POST https://toll402.dev/v1/t/cep_lookup
{
"cep": "01001-000"
}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": {
"cep": {
"type": "string",
"description": "Brazilian CEP, digits only or with hyphen, e.g. 01001-000"
}
},
"required": [
"cep"
]
}
MCP
{"mcpServers":{"toll402":{"command":"npx","args":["-y","toll402-mcp"],"env":{"TOLL402_WALLET_KEY":"0x..."}}}}