acn_au_validate $0.001 per call
Offline validator for an Australian Company Number (ACN): strips non-digits, requires exactly 9 digits, applies weights 8,7,6,5,4,3,2,1 to the first 8 digits, sums, takes mod 10, complements to 10 (0 if remainder is 0), and checks it equals the 9th digit.
For AI agents: call acn_au_validate
POST https://toll402.dev/v1/t/acn_au_validate
{
"value": "123456780"
}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": {
"value": {
"type": "string",
"description": "ACN string, digits with optional spaces"
}
},
"required": [
"value"
]
}
MCP
{"mcpServers":{"toll402":{"command":"npx","args":["-y","toll402-mcp"],"env":{"TOLL402_WALLET_KEY":"0x..."}}}}