{"name":"routing_number","title":"Bank Routing Number Validator","category":"developer","description":"Validate a US ABA bank routing number's checksum, or compute the check digit for an 8-digit partial. Complements the checksum tool (IBAN/ISBN), which doesn't cover this scheme.","price_usd":0.001,"input_schema":{"type":"object","properties":{"number":{"type":"string","description":"Routing number (9 digits to validate, or 8 digits for check_digit)"},"mode":{"type":"string","description":"validate | check_digit (default validate)","enum":["validate","check_digit"]}},"additionalProperties":false,"required":["number"]}}