ToolAssay

See how declared response statuses changed per operation, and which operations a

See how declared response statuses changed per operation, and which operations are missing the statuses you require. Reports statuses added and removed, operations declaring no 2xx response at all, and responses with no description. Useful when a client has exhaustive error handling that a silently added status will fall through.

Not tested: has real-world effectsour last check, 2026-10-04
0 of 0checks answered this week
n/amedian answer time
$0.09listed price per call
n/aprice it asked us

Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.

Endpoint

POST https://api.zfinia.com/x402/v1/openapi-status-code-contract-drift

CategoryCode and developer
Provider hostapi.zfinia.com
Networkseip155:8453
Payment schemesexact
Self-reported calls, 30 days1 from 1 payers (the provider's figure, not ours)

Our checks, last 30 days

We never call tools that send, buy, move money or file anything, not even without paying.

Example input (from the provider)

{
  "body": {
    "after": {
      "components": {
        "schemas": {
          "Order": {
            "properties": {
              "id": {
                "type": "string"
              },
              "status": {
                "enum": [
                  "open",
                  "shipped",
                  "disputed"
                ],
                "type": "string"
              },
              "tenant_id": {
                "type": "string"
              },
              "total": {
                "type": "number"
              }
            },
            "required": [
              "id",
              "total",
              "tenant_id"
            ],
            "type": "object"
          }
        },
        "securitySchemes": {
          "apiKey": {
            "in": "query",
            "name": "api_key",
            "type": "apiKey"
          }
        }
      },
      "info": {
        "title": "Orders API",
        "version": "2.0.0"
      },
      "openapi": "3.1.0",
      "paths": {
        "/orders": {
          "get": {
            "operationId": "listOrdersV2",
            "parameters": [
              {
                "in": "query",
                "name": "tenant",
                "required": true,
                "schema": {
                  "type": "string"
                }
              }
            ],
            "responses": {
              "200": {
                "content": {
                  "application/json": {
                    "schema": {
                      "items": {
                        "$ref": "#/components/schemas/Order"
                      },
                      "type": "array"
                    }
                  }
                },
                "description": "A page of orders"
              }
            },
            "summary": "List orders"
          },
          "parameters": [
            {
              "in": "query",
              "name": "page",
              "schema": {
                "minimum": 1,
                "type": "integer"
              }
            }
          ],
          "post": {
            "operationId": "createOrder",
            "requestBody": {
              "content": {
                "application/json": {
                  "schema": {
                    "$ref": "#/components/schemas/Order"
                  }
                }
              },
              "required": true
            },
            "responses": {
              "201": {
                "content": {
                  "application/json": {
                    "schema": {
                      "$ref": "#/components/schemas/Order"
                    }
                  }
                },
                "description": "Created"
              }
            },
            "summary": "Create an order"
          }
        },
        "/orders/{id}": {
          "get": {
            "deprecated": true,
            "operationId": "getOrder",
            "parameters": [
              {
                "in": "path",
                "name": "id",
                "schema": {
                  "type": "string"
                }
              }
            ],
            "responses": {
              "200": {
                "content": {
                  "application/json": {
                    "schema": {
                      "$ref": "#/components/schemas/Order"
                    }
                  }
                },
                "description": "The order"
              },
              "404": {
                "description": "Not found"
              }
            },
            "summary": "Fetch one order"
          }
        }
      },
      "security": [
        {
          "apiKey": []
        }
      ]
    },
    "before": {
      "components": {
        "schemas": {
          "Order": {
            "properties": {
              "id": {
                "type": "string"
              },
              "legacy_ref": {
                "type": "string"
              },
              "status": {
                "enum": [
                  "open",
                  "shipped"
                ],
                "type": "string"
              },
              "total": {
                "type": "number"
              }
            },
            "required": [
              "id",
              "total"
            ],
            "type": "object"
          }
        },
        "securitySchemes": {
          "apiKey": {
            "in": "header",
            "name": "X-Api-Key",
            "type": "apiKey"
          }
        }
      },
      "info": {
        "title": "Orders API",
        "version": "1.4.0"
      },
      "openapi": "3.1.0",
      "paths": {
        "/legacy/export": {
          "get": {
            "operationId": "legacyExport",
            "responses": {
              "200": {
                "description": "A CSV export"
              }
            },
            "summary": "Legacy export"
          }
        },
        "/orders": {
          "get": {
            "operationId": "listOrders",
            "responses": {
              "200": {
                "content": {
                  "application/json": {
                    "schema": {
                      "items": {
                        "$ref": "#/components/schemas/Order"
                      },
                      "type": "array"
                    }
                  }
                },
                "description": "A page of orders"
              },
              "429": {
                "description": "Rate limited"
              }
            },
            "summary": "List orders"
          },
          "parameters": [
            {
              "in": "query",
              "name": "page",
              "schema": {
                "minimum": 1,
                "type": "integer"
              }
            }
          ],
          "post": {
            "operationId": "createOrder",
            "requestBody": {
              "content": {
                "application/json": {
                  "schema": {
                    "$ref": "#/components/schemas/Order"
                  }
                }
              }
            },
            "responses": {
              "201": {
                "content": {
                  "application/json": {
                    "schema": {
                      "$ref": "#/components/schemas/Order"
                    }
                  }
                },
                "description": "Created"
              }
            },
            "summary": "Create an order"
          }
        },
        "/orders/{id}": {
          "get": {
            "operationId": "getOrder",
            "parameters": [
              {
                "in": "path",
                "name": "id",
                "schema": {
                  "type": "string"
                }
              }
            ],
            "responses": {
              "200": {
                "content": {
                  "application/json": {
                    "schema": {
                      "$ref": "#/components/schemas/Order"
                    }
                  }
                },
                "description": "The order"
              },
              "404": {
                "description": "Not found"
              }
            },
            "summary": "Fetch one order"
          }
        }
      },
      "security": [
        {
          "apiKey": []
        }
      ]
    },
    "require_error_statuses": [
      500
    ]
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
}

Promised output schema (from the provider)

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "body": {
          "additionalProperties": false,
          "properties": {
            "after": {
              "type": "object"
            },
            "before": {
              "type": "object"
            },
            "require_error_statuses": {
              "items": {
                "maximum": 599,
                "minimum": 100,
                "type": "integer"
              },
              "maxItems": 20,
              "minItems": 1,
              "type": "array"
            }
          },
          "required": [
            "before",
            "after"
          ],
          "type": "object"
        },
        "bodyType": {
          "enum": [
            "json",
            "form-data",
            "text"
          ],
          "type": "string"
        },
        "method": {
          "enum": [
            "POST"
          ],
          "type": "string"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method",
        "bodyType",
        "body"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}

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