{
  "x402Version": 2,
  "id": 37747,
  "slug": "37747",
  "resource": "https://vennatta-core.onrender.com/api/v1/evidence/compare",
  "description": "Compare two supplied public-source text versions and return bounded, hash-backed evidence of change.",
  "type": "http",
  "serviceName": "Vennatta Evidence Compare",
  "resourceType": "Security",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x98807Ecce0D4F555d0447F79E7BdD9AA2aF0b767",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "10000",
      "amountUsd": 0.01,
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "properties": {
          "data": {
            "properties": {
              "added_evidence": {
                "items": {
                  "type": "string"
                },
                "type": "array"
              },
              "change_detected": {
                "type": "boolean"
              },
              "change_type": {
                "enum": [
                  "pricing_change",
                  "product_change",
                  "integration_change",
                  "security_change",
                  "policy_change",
                  "unknown"
                ],
                "type": "string"
              },
              "current_sha256": {
                "type": "string"
              },
              "metadata": {
                "properties": {
                  "current_characters": {
                    "type": "integer"
                  },
                  "previous_characters": {
                    "type": "integer"
                  },
                  "processing_ms": {
                    "type": "integer"
                  }
                },
                "required": [
                  "previous_characters",
                  "current_characters",
                  "processing_ms"
                ],
                "type": "object"
              },
              "previous_sha256": {
                "type": "string"
              },
              "removed_evidence": {
                "items": {
                  "type": "string"
                },
                "type": "array"
              },
              "schema_version": {
                "type": "string"
              },
              "source_url": {
                "type": [
                  "string",
                  "null"
                ]
              },
              "summary": {
                "type": "string"
              }
            },
            "required": [
              "schema_version",
              "source_url",
              "change_detected",
              "previous_sha256",
              "current_sha256",
              "change_type",
              "summary",
              "added_evidence",
              "removed_evidence",
              "metadata"
            ],
            "type": "object"
          },
          "status": {
            "type": "string"
          }
        },
        "required": [
          "status",
          "data"
        ],
        "type": "object"
      },
      "type": {
        "type": "string"
      }
    },
    "required": [
      "type"
    ],
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "comparison_type": "auto",
            "current_text": "Enterprise plans are billed annually.",
            "previous_text": "Enterprise plans are available monthly.",
            "source_url": "https://example.com/pricing"
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "data": {
              "added_evidence": [
                "Enterprise plans are billed annually."
              ],
              "change_detected": true,
              "change_type": "pricing_change",
              "current_sha256": "example_current_sha256",
              "metadata": {
                "current_characters": 40,
                "previous_characters": 39,
                "processing_ms": 1
              },
              "previous_sha256": "example_previous_sha256",
              "removed_evidence": [
                "Enterprise plans are available monthly."
              ],
              "schema_version": "vennatta.evidence-event.v0.1",
              "source_url": "https://example.com/pricing",
              "summary": "Detected a normalized text change in the submitted versions."
            },
            "status": "success"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "additionalProperties": false,
                "properties": {
                  "comparison_type": {
                    "default": "auto",
                    "description": "Optional bounded category hint for the comparison.",
                    "enum": [
                      "auto",
                      "pricing",
                      "product",
                      "integration",
                      "security",
                      "policy"
                    ],
                    "type": "string"
                  },
                  "current_text": {
                    "description": "Current version of the supplied public-source text.",
                    "maxLength": 2000000,
                    "minLength": 1,
                    "type": "string"
                  },
                  "previous_text": {
                    "description": "Previous version of the supplied public-source text.",
                    "maxLength": 2000000,
                    "minLength": 1,
                    "type": "string"
                  },
                  "source_url": {
                    "description": "Optional source URL associated with both submitted versions.",
                    "format": "uri",
                    "type": "string"
                  }
                },
                "required": [
                  "previous_text",
                  "current_text"
                ],
                "type": "object"
              },
              "bodyType": {
                "enum": [
                  "json",
                  "form-data",
                  "text"
                ],
                "type": "string"
              },
              "method": {
                "enum": [
                  "POST",
                  "PUT",
                  "PATCH"
                ],
                "type": "string"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method",
              "bodyType",
              "body"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "properties": {
                  "data": {
                    "properties": {
                      "added_evidence": {
                        "items": {
                          "type": "string"
                        },
                        "type": "array"
                      },
                      "change_detected": {
                        "type": "boolean"
                      },
                      "change_type": {
                        "enum": [
                          "pricing_change",
                          "product_change",
                          "integration_change",
                          "security_change",
                          "policy_change",
                          "unknown"
                        ],
                        "type": "string"
                      },
                      "current_sha256": {
                        "type": "string"
                      },
                      "metadata": {
                        "properties": {
                          "current_characters": {
                            "type": "integer"
                          },
                          "previous_characters": {
                            "type": "integer"
                          },
                          "processing_ms": {
                            "type": "integer"
                          }
                        },
                        "required": [
                          "previous_characters",
                          "current_characters",
                          "processing_ms"
                        ],
                        "type": "object"
                      },
                      "previous_sha256": {
                        "type": "string"
                      },
                      "removed_evidence": {
                        "items": {
                          "type": "string"
                        },
                        "type": "array"
                      },
                      "schema_version": {
                        "type": "string"
                      },
                      "source_url": {
                        "type": [
                          "string",
                          "null"
                        ]
                      },
                      "summary": {
                        "type": "string"
                      }
                    },
                    "required": [
                      "schema_version",
                      "source_url",
                      "change_detected",
                      "previous_sha256",
                      "current_sha256",
                      "change_type",
                      "summary",
                      "added_evidence",
                      "removed_evidence",
                      "metadata"
                    ],
                    "type": "object"
                  },
                  "status": {
                    "type": "string"
                  }
                },
                "required": [
                  "status",
                  "data"
                ],
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "evidence",
    "comparison",
    "research",
    "bazaar"
  ],
  "sourceHost": "vennatta-core.onrender.com",
  "lastUpdated": "2026-10-08T12:32:28.647Z",
  "quality": {
    "calls30d": 5,
    "uniquePayers30d": 3,
    "lastCalledAt": "2026-10-08T12:32:28.472Z"
  },
  "metadata": {
    "serviceName": "Vennatta Evidence Compare",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "comparison_type": "auto",
              "current_text": "Enterprise plans are billed annually.",
              "previous_text": "Enterprise plans are available monthly.",
              "source_url": "https://example.com/pricing"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "added_evidence": [
                  "Enterprise plans are billed annually."
                ],
                "change_detected": true,
                "change_type": "pricing_change",
                "current_sha256": "example_current_sha256",
                "metadata": {
                  "current_characters": 40,
                  "previous_characters": 39,
                  "processing_ms": 1
                },
                "previous_sha256": "example_previous_sha256",
                "removed_evidence": [
                  "Enterprise plans are available monthly."
                ],
                "schema_version": "vennatta.evidence-event.v0.1",
                "source_url": "https://example.com/pricing",
                "summary": "Detected a normalized text change in the submitted versions."
              },
              "status": "success"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "comparison_type": {
                      "default": "auto",
                      "description": "Optional bounded category hint for the comparison.",
                      "enum": [
                        "auto",
                        "pricing",
                        "product",
                        "integration",
                        "security",
                        "policy"
                      ],
                      "type": "string"
                    },
                    "current_text": {
                      "description": "Current version of the supplied public-source text.",
                      "maxLength": 2000000,
                      "minLength": 1,
                      "type": "string"
                    },
                    "previous_text": {
                      "description": "Previous version of the supplied public-source text.",
                      "maxLength": 2000000,
                      "minLength": 1,
                      "type": "string"
                    },
                    "source_url": {
                      "description": "Optional source URL associated with both submitted versions.",
                      "format": "uri",
                      "type": "string"
                    }
                  },
                  "required": [
                    "previous_text",
                    "current_text"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "data": {
                      "properties": {
                        "added_evidence": {
                          "items": {
                            "type": "string"
                          },
                          "type": "array"
                        },
                        "change_detected": {
                          "type": "boolean"
                        },
                        "change_type": {
                          "enum": [
                            "pricing_change",
                            "product_change",
                            "integration_change",
                            "security_change",
                            "policy_change",
                            "unknown"
                          ],
                          "type": "string"
                        },
                        "current_sha256": {
                          "type": "string"
                        },
                        "metadata": {
                          "properties": {
                            "current_characters": {
                              "type": "integer"
                            },
                            "previous_characters": {
                              "type": "integer"
                            },
                            "processing_ms": {
                              "type": "integer"
                            }
                          },
                          "required": [
                            "previous_characters",
                            "current_characters",
                            "processing_ms"
                          ],
                          "type": "object"
                        },
                        "previous_sha256": {
                          "type": "string"
                        },
                        "removed_evidence": {
                          "items": {
                            "type": "string"
                          },
                          "type": "array"
                        },
                        "schema_version": {
                          "type": "string"
                        },
                        "source_url": {
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "summary": {
                          "type": "string"
                        }
                      },
                      "required": [
                        "schema_version",
                        "source_url",
                        "change_detected",
                        "previous_sha256",
                        "current_sha256",
                        "change_type",
                        "summary",
                        "added_evidence",
                        "removed_evidence",
                        "metadata"
                      ],
                      "type": "object"
                    },
                    "status": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "status",
                    "data"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "vennatta-core.onrender.com",
    "manifest_name": "vennatta-core.onrender.com",
    "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": {
      "data": {
        "added_evidence": [
          "string"
        ],
        "change_detected": true,
        "change_type": "pricing_change",
        "current_sha256": "string",
        "metadata": {
          "current_characters": 0,
          "previous_characters": 0,
          "processing_ms": 0
        },
        "previous_sha256": "string",
        "removed_evidence": [
          "string"
        ],
        "schema_version": "string",
        "source_url": "string",
        "summary": "string"
      },
      "status": "string"
    },
    "type": "string"
  }
}