ToolAssay

Send any x402 resource URL, get a trust verdict on the endpoint itself

Send any x402 resource URL, get a trust verdict on the endpoint itself. Returns TRUSTED / CAUTION / AVOID with a 0-100 score from an observation-only live probe (never pays the target): payment terms, Bazaar discovery-schema quality, CDP Bazaar and PayAI catalog presence, plus a diff against the previous check. Use this when an agent is about to pay an unfamiliar x402 endpoint and needs to know it is alive, honestly described, and unchanged first.

Not tested: has real-world effectsour last check, 2026-10-24
0 of 0checks answered this week
n/amedian answer time
$0.05listed 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://route-verdict-production.up.railway.app/v1/check

CategoryEverything else
Provider hostroute-verdict-production.up.railway.app
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": {
    "resource_url": "https://token-verdict-production.up.railway.app/v1/verdict"
  },
  "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": {
          "properties": {
            "resource_url": {
              "description": "Full URL of the x402 resource to audit, e.g. https://service.example.com/v1/endpoint",
              "type": "string"
            }
          },
          "required": [
            "resource_url"
          ],
          "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": {
            "catalog": {
              "properties": {
                "cdp_bazaar": {
                  "properties": {
                    "detail": {
                      "type": "string"
                    },
                    "last_called_at": {
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "status": {
                      "enum": [
                        "listed",
                        "not_listed",
                        "unknown"
                      ],
                      "type": "string"
                    },
                    "total_calls_30d": {
                      "type": [
                        "integer",
                        "null"
                      ]
                    },
                    "unique_payers_30d": {
                      "type": [
                        "integer",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "status",
                    "unique_payers_30d",
                    "total_calls_30d",
                    "last_called_at",
                    "detail"
                  ],
                  "type": "object"
                },
                "payai": {
                  "properties": {
                    "detail": {
                      "type": "string"
                    },
                    "last_called_at": {
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "status": {
                      "enum": [
                        "listed",
                        "not_listed",
                        "unknown"
                      ],
                      "type": "string"
                    },
                    "total_calls_30d": {
                      "type": [
                        "integer",
                        "null"
                      ]
                    },
                    "unique_payers_30d": {
                      "type": [
                        "integer",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "status",
                    "unique_payers_30d",
                    "total_calls_30d",
                    "last_called_at",
                    "detail"
                  ],
                  "type": "object"
                }
              },
              "required": [
                "cdp_bazaar",
                "payai"
              ],
              "type": "object"
            },
            "checked_at": {
              "description": "ISO-8601 timestamp of the probe",
              "type": "string"
            },
            "diff": {
              "properties": {
                "changes": {
                  "items": {
                    "properties": {
                      "after": {
                        "type": [
                          "string",
                          "null"
                        ]
                      },
                      "before": {
                        "type": [
                          "string",
                          "null"
                        ]
                      },
                      "detail": {
                        "type": "string"
                      },
                      "field": {
                        "type": "string"
                      }
                    },
                    "required": [
                      "field",
                      "before",
                      "after",
                      "detail"
                    ],
                    "type": "object"
                  },
                  "type": "array"
                },
                "prior_check": {
                  "type": "boolean"
                },
                "prior_checked_at": {
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "summary": {
                  "type": "string"
                }
              },
              "required": [
                "prior_check",
                "prior_checked_at",
                "changes",
                "summary"
              ],
              "type": "object"
            },
            "liveness": {
              "properties": {
                "alive": {
                  "description": "The endpoint returned an HTTP response at all",
                  "type": "boolean"
                },
                "http_status": {
                  "type": [
                    "integer",
                    "null"
                  ]
                },
   

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