Wonder Core on the GPT Store

{
  "openapi": "3.0.0",
  "info": {
    "title": "IP Check API",
    "description": "API for checking user's IP information.",
    "version": "1.0.0"
  },
  "servers": [
    {
      "url": "https://ip-api.4eva.org",
      "description": "IP Check API server"
    }
  ],
  "paths": {
    "/": {
      "get": {
        "operationId": "checkIp",
        "summary": "Gets information about a specified IP.",
        "parameters": [
          {
            "in": "query",
            "name": "ip",
            "required": true,
            "description": "The IP address to check.",
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "Successfully retrieved IP information",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "asn": {
                      "type": "integer",
                      "description": "Autonomous System Number."
                    },
                    "asn_org": {
                      "type": "string",
                      "description": "Organization associated with the ASN."
                    },
                    "prefix_len": {
                      "type": "string",
                      "description": "The prefix length of the IP."
                    },
                    "country": {
                      "type": "string",
                      "description": "Country name."
                    },
                    "country_code": {
                      "type": "string",
                      "description": "Two-letter country code."
                    },
                    "region": {
                      "type": "string",
                      "description": "Region name."
                    },
                    "city": {
                      "type": "string",
                      "description": "City name."
                    },
                    "zip_code": {
                      "type": "string",
                      "description": "ZIP code."
                    },
                    "latitude": {
                      "type": "number",
                      "format": "double",
                      "description": "Latitude coordinate."
                    },
                    "longitude": {
                      "type": "number",
                      "format": "double",
                      "description": "Longitude coordinate."
                    },
                    "time_zone": {
                      "type": "string",
                      "description": "Time zone."
                    },
                    "cache": {
                      "type": "boolean",
                      "description": "Indicates if the response was from cache."
                    },
                    "ip": {
                      "type": "string",
                      "description": "The IP address."
                    },
                    "timestamp": {
                      "type": "integer",
                      "description": "Timestamp of the request."
                    }
                  }
                }
              }
            }
          }
        }
      }
    }
  }
}