{
  "x402Version": 2,
  "id": 12328,
  "slug": "12328",
  "resource": "https://livecheck.fly.dev/v1/check",
  "description": "Livecheck Sentinel check - one-shot URL condition check. POST /v1/check with {target, condition, baseline_hash?}. Detectors: status_change, keyword, text_diff, numeric_threshold. Returns current observation + fired when comparable. Fixed $0.02 USDC. No watcher created. Not /v1/verify ($0.01) and not Confirm.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x33693228b706cb30f4b4dbf35f79129a763f91c5",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "20000",
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "baseline_hash": null,
            "condition": {
              "detector": "status_change",
              "params": {}
            },
            "target": {
              "render": "never",
              "selector": null,
              "type": "url",
              "url": "https://boards.greenhouse.io/example/jobs/1842"
            }
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "condition": {
              "detector": "status_change",
              "params": {}
            },
            "confidence": 0.82,
            "fired": null,
            "id": "chk_01J8Z0K3N4P5Q6R7S8T9V0WCHK",
            "observation": {
              "canonical_url": "https://boards.greenhouse.io/example/jobs/1842",
              "checked_at": "2026-09-10T18:00:00Z",
              "hash": "cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc",
              "http_class": "2xx",
              "http_status": 200,
              "signals": [
                "apply form present",
                "no closure banner"
              ],
              "status": "live",
              "summary": "live 2xx (200); apply form present, no closure banner",
              "title": "Staff Backend Engineer — Northwind Labs"
            },
            "price_usd": 0.02,
            "receipt": {
              "hash": "dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd",
              "verify_url": "https://livecheck.fly.dev/v1/receipt/chk_01J8Z0K3N4P5Q6R7S8T9V0WCHK"
            },
            "target": {
              "render": "never",
              "selector": null,
              "type": "url",
              "url": "https://boards.greenhouse.io/example/jobs/1842"
            }
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "properties": {
                  "baseline_hash": {
                    "description": "Prior observation.hash for status_change. Omit or null on first check.",
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "condition": {
                    "description": "detector status_change, keyword, text_diff, or numeric_threshold. text_diff: selector?, ignore[], min_change_ratio. numeric_threshold: selector or jsonpath, op, value, currency?",
                    "type": "object"
                  },
                  "target": {
                    "description": "URL target. type=url, render=never. selector optional.",
                    "type": "object"
                  }
                },
                "required": [
                  "target",
                  "condition"
                ]
              },
              "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": {
                "properties": {
                  "condition": {
                    "properties": {
                      "detector": {
                        "enum": [
                          "status_change",
                          "keyword",
                          "text_diff",
                          "numeric_threshold"
                        ],
                        "type": "string"
                      },
                      "params": {
                        "type": "object"
                      }
                    },
                    "required": [
                      "detector"
                    ],
                    "type": "object"
                  },
                  "confidence": {
                    "type": "number"
                  },
                  "fired": {
                    "type": [
                      "boolean",
                      "null"
                    ]
                  },
                  "id": {
                    "description": "Stable check id (chk_ + ULID).",
                    "type": "string"
                  },
                  "observation": {
                    "properties": {
                      "canonical_url": {
                        "type": "string"
                      },
                      "checked_at": {
                        "type": "string"
                      },
                      "hash": {
                        "type": "string"
                      },
                      "http_class": {
                        "type": "string"
                      },
                      "http_status": {
                        "type": "number"
                      },
                      "signals": {
                        "items": {
                          "type": "string"
                        },
                        "type": "array"
                      },
                      "status": {
                        "enum": [
                          "live",
                          "closed",
                          "unknown"
                        ],
                        "type": "string"
                      },
                      "summary": {
                        "type": "string"
                      },
                      "title": {
                        "type": "string"
                      }
                    },
                    "required": [
                      "status",
                      "signals",
                      "http_status",
                      "http_class",
                      "hash",
                      "summary"
                    ],
                    "type": "object"
                  },
                  "price_usd": {
                    "type": "number"
                  },
                  "receipt": {
                    "properties": {
                      "hash": {
                        "type": "string"
                      },
                      "signature": {
                        "type": "string"
                      },
                      "signer": {
                        "type": "string"
                      },
                      "verify_url": {
                        "type": "string"
                      }
                    },
                    "required": [
                      "hash",
                      "verify_url"
                    ],
                    "type": "object"
                  },
                  "target": {
                    "properties": {
                      "render": {
                        "enum": [
                          "never"
                        ],
                        "type": "string"
                      },
                      "selector": {
                        "type": [
                          "string",
                          "null"
                        ]
                      },
                      "type": {
                        "enum": [
                          "url"
                        ],
                        "type": "string"
                      },
                      "url": {
                        "type": "string"
                      }
                    },
                    "required": [
                      "type",
                      "url",
                      "render"
                    ],
                    "type": "object"
                  }
                },
                "required": [
                  "id",
                  "target",
                  "condition",
                  "observation",
                  "fired",
                  "confidence",
                  "price_usd",
                  "receipt"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "livecheck.fly.dev",
  "lastUpdated": "2026-09-10T22:08:57.574Z",
  "quality": {
    "calls30d": 1,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-09-10T22:08:57.339Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "livecheck.fly.dev",
    "manifest_name": "livecheck.fly.dev",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}