{
  "x402Version": 2,
  "id": 56774,
  "slug": "56774",
  "resource": "https://store-production-8add.up.railway.app/v1/probers",
  "description": "Census of automated x402 monitors and index crawlers observed polling a Bazaar listing on Base mainnet: user-agent prefix, operator URL, stated purpose, class (monitor or crawler), quotes served in the observation week. Updated weekly from live terminal logs.",
  "type": "http",
  "resourceType": "Market Data",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xa0f3c29f25778dDf46fce2cAB5f7e7C25E6a1451",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "250000",
      "amountUsd": 0.25,
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "properties": {
          "count": {
            "description": "Number of distinct named probers",
            "type": "integer"
          },
          "observedFrom": {
            "description": "First day of the observation window, ISO date",
            "type": "string"
          },
          "observedTo": {
            "description": "Last day of the observation window, ISO date",
            "type": "string"
          },
          "probers": {
            "items": {
              "properties": {
                "class": {
                  "description": "monitor (reads the price, never pays) or crawler (index or search)",
                  "type": "string"
                },
                "days": {
                  "description": "Distinct days seen in the window",
                  "type": "integer"
                },
                "match": {
                  "description": "User-agent prefix that identifies the prober",
                  "type": "string"
                },
                "name": {
                  "type": "string"
                },
                "operator": {
                  "description": "Operator URL from the user-agent string, if given",
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "purpose": {
                  "description": "What the user-agent string says about itself",
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "quotes": {
                  "description": "402s served to this prober in the window",
                  "type": "integer"
                }
              },
              "type": "object"
            },
            "type": "array"
          }
        },
        "required": [
          "observedFrom",
          "observedTo",
          "count",
          "probers"
        ],
        "type": "object"
      },
      "type": {
        "type": "string"
      }
    },
    "required": [
      "type"
    ],
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {},
          "type": "http"
        },
        "output": {
          "example": {
            "count": 66,
            "observedFrom": "2026-09-16",
            "observedTo": "2026-09-22",
            "probers": [
              {
                "class": "monitor",
                "days": 7,
                "match": "mako-pulse-prober",
                "name": "mako-pulse-prober",
                "operator": null,
                "purpose": null,
                "quotes": 2273
              }
            ]
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET"
                ],
                "type": "string"
              },
              "queryParams": {
                "properties": {},
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "properties": {
                  "count": {
                    "description": "Number of distinct named probers",
                    "type": "integer"
                  },
                  "observedFrom": {
                    "description": "First day of the observation window, ISO date",
                    "type": "string"
                  },
                  "observedTo": {
                    "description": "Last day of the observation window, ISO date",
                    "type": "string"
                  },
                  "probers": {
                    "items": {
                      "properties": {
                        "class": {
                          "description": "monitor (reads the price, never pays) or crawler (index or search)",
                          "type": "string"
                        },
                        "days": {
                          "description": "Distinct days seen in the window",
                          "type": "integer"
                        },
                        "match": {
                          "description": "User-agent prefix that identifies the prober",
                          "type": "string"
                        },
                        "name": {
                          "type": "string"
                        },
                        "operator": {
                          "description": "Operator URL from the user-agent string, if given",
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "purpose": {
                          "description": "What the user-agent string says about itself",
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "quotes": {
                          "description": "402s served to this prober in the window",
                          "type": "integer"
                        }
                      },
                      "type": "object"
                    },
                    "type": "array"
                  }
                },
                "required": [
                  "observedFrom",
                  "observedTo",
                  "count",
                  "probers"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "store-production-8add.up.railway.app",
  "lastUpdated": "2026-09-23T15:35:16.097Z",
  "quality": {
    "calls30d": 2,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-09-23T15:35:15.879Z"
  },
  "metadata": {
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          },
          "output": {
            "example": {
              "count": 66,
              "observedFrom": "2026-09-16",
              "observedTo": "2026-09-22",
              "probers": [
                {
                  "class": "monitor",
                  "days": 7,
                  "match": "mako-pulse-prober",
                  "name": "mako-pulse-prober",
                  "operator": null,
                  "purpose": null,
                  "quotes": 2273
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {},
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "count": {
                      "description": "Number of distinct named probers",
                      "type": "integer"
                    },
                    "observedFrom": {
                      "description": "First day of the observation window, ISO date",
                      "type": "string"
                    },
                    "observedTo": {
                      "description": "Last day of the observation window, ISO date",
                      "type": "string"
                    },
                    "probers": {
                      "items": {
                        "properties": {
                          "class": {
                            "description": "monitor (reads the price, never pays) or crawler (index or search)",
                            "type": "string"
                          },
                          "days": {
                            "description": "Distinct days seen in the window",
                            "type": "integer"
                          },
                          "match": {
                            "description": "User-agent prefix that identifies the prober",
                            "type": "string"
                          },
                          "name": {
                            "type": "string"
                          },
                          "operator": {
                            "description": "Operator URL from the user-agent string, if given",
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "purpose": {
                            "description": "What the user-agent string says about itself",
                            "type": [
                              "string",
                              "null"
                            ]
                          },
                          "quotes": {
                            "description": "402s served to this prober in the window",
                            "type": "integer"
                          }
                        },
                        "type": "object"
                      },
                      "type": "array"
                    }
                  },
                  "required": [
                    "observedFrom",
                    "observedTo",
                    "count",
                    "probers"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "store-production-8add.up.railway.app",
    "manifest_name": "store-production-8add.up.railway.app",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-10-14T01:15:01.050Z"
  },
  "exampleResponse": {
    "example": {
      "count": 0,
      "observedFrom": "string",
      "observedTo": "string",
      "probers": [
        {
          "class": "string",
          "days": 0,
          "match": "string",
          "name": "string",
          "operator": "string",
          "purpose": "string",
          "quotes": 0
        }
      ]
    },
    "type": "string"
  }
}