{"name":"ip_in_cidr","title":"IP-in-CIDR Membership Check","category":"developer","description":"Check whether an IPv4 or IPv6 address falls inside a CIDR network block (RFC 4632).","price_usd":0.001,"input_schema":{"type":"object","properties":{"ip":{"type":"string","description":"IP address (IPv4 or IPv6)"},"cidr":{"type":"string","description":"CIDR network block, e.g. '10.0.0.0/8'"}},"additionalProperties":false,"required":["ip","cidr"]}}