{
  "x402Version": 2,
  "id": 12329,
  "slug": "12329",
  "resource": "https://livecheck.fly.dev/v1/watch",
  "description": "Livecheck Sentinel watch - 30-day URL condition watcher. POST /v1/watch with {target, condition, callback, interval_s}. Detectors: status_change, keyword (same as /v1/check). HMAC-signed callbacks. Returns wtc_ id, owner_token (once), baseline, and a signed receipt. Fixed $2.50 USDC (2500000 atomic). GET/DELETE /v1/watch/{id} and GET /v1/watch/{id}/events with X-Livecheck-Owner-Token. No Playwright. Not /v1/check ($0.02) and not Confirm.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x33693228b706cb30f4b4dbf35f79129a763f91c5",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "2500000",
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "callback": {
              "deliver": "on_change",
              "secret": "whsec_example",
              "url": "https://example.com/hooks/livecheck"
            },
            "condition": {
              "detector": "status_change",
              "params": {}
            },
            "interval_s": 900,
            "target": {
              "render": "never",
              "selector": null,
              "type": "url",
              "url": "https://boards.greenhouse.io/example/jobs/1842"
            }
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "baseline": {
              "captured": true,
              "hash": "cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc",
              "summary": "live 2xx (200); apply form present, no closure banner"
            },
            "checks_remaining": 2880,
            "condition": {
              "detector": "status_change",
              "params": {}
            },
            "expires_at": "2026-10-10T18:00:00Z",
            "first_check_at": "2026-09-10T18:00:00Z",
            "id": "wtc_01J8Z0K3N4P5Q6R7S8T9V0WWTC",
            "interval_s": 900,
            "next_check_at": "2026-09-10T18:15:00Z",
            "owner_token": "owt_01J8Z0K3N4P5Q6R7S8T9V0WOWT",
            "price_usd": 2.5,
            "receipt": {
              "hash": "eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee",
              "verify_url": "https://livecheck.fly.dev/v1/receipt/wtc_01J8Z0K3N4P5Q6R7S8T9V0WWTC"
            },
            "run": "none",
            "status": "active",
            "target": {
              "render": "never",
              "selector": null,
              "type": "url",
              "url": "https://boards.greenhouse.io/example/jobs/1842"
            },
            "tier": "standard"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "properties": {
                  "callback": {
                    "description": "url + secret. deliver=on_change or every_check. HMAC-SHA256 over the raw JSON body (X-Sentinel-Signature).",
                    "type": "object"
                  },
                  "chain_budget_usd": {
                    "description": "Accepted and ignored in Phase 2. run stays none.",
                    "type": "number"
                  },
                  "condition": {
                    "description": "detector status_change or keyword. Same as POST /v1/check.",
                    "type": "object"
                  },
                  "context": {
                    "type": "object"
                  },
                  "interval_s": {
                    "description": "Seconds between observations. Min 300, default 900.",
                    "type": "number"
                  },
                  "label": {
                    "type": "string"
                  },
                  "target": {
                    "description": "URL target. type=url, render=never. render=always is 400 render_not_available.",
                    "type": "object"
                  }
                },
                "required": [
                  "target",
                  "condition",
                  "callback"
                ]
              },
              "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": {
                  "baseline": {
                    "properties": {
                      "captured": {
                        "type": "boolean"
                      },
                      "hash": {
                        "type": "string"
                      },
                      "summary": {
                        "type": "string"
                      }
                    },
                    "required": [
                      "captured"
                    ],
                    "type": "object"
                  },
                  "checks_remaining": {
                    "type": "number"
                  },
                  "condition": {
                    "properties": {
                      "detector": {
                        "enum": [
                          "status_change",
                          "keyword"
                        ],
                        "type": "string"
                      },
                      "params": {
                        "type": "object"
                      }
                    },
                    "required": [
                      "detector"
                    ],
                    "type": "object"
                  },
                  "expires_at": {
                    "type": "string"
                  },
                  "first_check_at": {
                    "type": "string"
                  },
                  "id": {
                    "description": "Stable watcher id (wtc_ + ULID).",
                    "type": "string"
                  },
                  "interval_s": {
                    "type": "number"
                  },
                  "next_check_at": {
                    "type": "string"
                  },
                  "owner_token": {
                    "description": "Returned once on create. Send as X-Livecheck-Owner-Token.",
                    "type": "string"
                  },
                  "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"
                  },
                  "run": {
                    "enum": [
                      "none"
                    ],
                    "type": "string"
                  },
                  "status": {
                    "enum": [
                      "active",
                      "stopped",
                      "expired"
                    ],
                    "type": "string"
                  },
                  "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"
                  },
                  "tier": {
                    "enum": [
                      "standard"
                    ],
                    "type": "string"
                  }
                },
                "required": [
                  "id",
                  "tier",
                  "owner_token",
                  "expires_at",
                  "checks_remaining",
                  "interval_s",
                  "first_check_at",
                  "baseline",
                  "price_usd",
                  "receipt"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "livecheck.fly.dev",
  "lastUpdated": "2026-09-10T20:13:03.582Z",
  "quality": {
    "calls30d": 1,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-09-10T20:13:03.35Z"
  },
  "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"
  }
}