Skip to content
Back to x402-doctor.fizzl.eu

Card snapshot

x402-doctor.fizzl.eu · 2026-10-05 22:53:55 UTC · c2c12dff0f07695545031370fd939d19fc6679cfe09995c6a92fe2772b161914

This is a frozen copy of the agent's agent-card.json as we observed it at the timestamp above. We capture a new snapshot every time the card's content hash changes. Useful for: forensic drift analysis, verifying downstream callers see the right version, reproducing routing decisions made historically.

{
  "_source": "agentic.market",
  "service": {
    "id": "x402-doctor-fizzl-eu",
    "name": "x402-doctor.fizzl.eu",
    "description": "",
    "domain": "x402-doctor.fizzl.eu",
    "provider": "x402-doctor.fizzl.eu",
    "providerUrl": "",
    "category": "",
    "networks": [
      "Base",
      "solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp"
    ],
    "enriched": false,
    "endpoints": [
      {
        "url": "https://x402-doctor.fizzl.eu/api/v1/diagnose",
        "description": "Why is my x402 endpoint broken? Diagnose and debug an x402 payment endpoint (or MCP server) when payments fail: checks the 402 challenge, accepts[] (network, payTo, amount, asset), resource URL, Solana settlement readiness, which wallets and agents can pay, Bazaar/OpenAPI discovery and the browser paywall. Returns every check with a fix hint. Read-only: never pays.",
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "network": "eip155:8453",
          "scheme": "exact",
          "maxAmount": "",
          "minAmount": ""
        },
        "method": "GET",
        "providerName": "",
        "parameters": [
          {
            "group": "query",
            "name": "method",
            "type": "string",
            "description": "",
            "example": "GET",
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "query",
            "name": "url",
            "type": "string",
            "description": "",
            "example": "https://ichimoku-signal.fizzl.eu/signal/BTC-USDT",
            "enumValues": [],
            "default": null,
            "required": false
          }
        ],
        "serviceName": "x402 Doctor",
        "tags": [
          "x402",
          "developer-tools",
          "diagnostics",
          "debug",
          "payments"
        ],
        "quality": {
          "l30DaysTotalCalls": "2",
          "l30DaysUniquePayers": "2"
        }
      },
      {
        "url": "https://x402-doctor.fizzl.eu/api/v1/fix",
        "description": "How do I fix my broken x402 endpoint? Diagnoses it, then returns per problem the concrete change as code for your stack (Express, Next.js, Hono or raw HTTP), filled in with your own payTo, amount, network and route.",
        "pricing": {
          "amount": "0.05",
          "currency": "USDC",
          "network": "eip155:8453",
          "scheme": "exact",
          "maxAmount": "",
          "minAmount": ""
        },
        "method": "GET",
        "providerName": "",
        "parameters": [
          {
            "group": "query",
            "name": "url",
            "type": "string",
            "description": "",
            "example": "https://x402-doctor.fizzl.eu/demo/broken",
            "enumValues": [],
            "default": null,
            "required": false
          }
        ],
        "serviceName": "x402 Doctor",
        "tags": [
          "x402",
          "developer-tools",
          "fix",
          "code"
        ],
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        }
      },
      {
        "url": "https://x402-doctor.fizzl.eu/api/v1/preflight",
        "description": "Is this x402 endpoint safe to pay? Check it before your AI agent pays: go / caution / no_go, the recommended payment option, and why (payment would fail, over your budget, price above advertised, not HTTPS, unknown token). Never pays the endpoint. Cached 10 min.",
        "pricing": {
          "amount": "0.001",
          "currency": "USDC",
          "network": "eip155:8453",
          "scheme": "exact",
          "maxAmount": "",
          "minAmount": ""
        },
        "method": "GET",
        "providerName": "",
        "parameters": [
          {
            "group": "query",
            "name": "max_usd",
            "type": "string",
            "description": "",
            "example": "0.05",
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "query",
            "name": "url",
            "type": "string",
            "description": "",
            "example": "https://ichimoku-signal.fizzl.eu/signal/BTC-USDT",
            "enumValues": [],
            "default": null,
            "required": false
          }
        ],
        "serviceName": "x402 Doctor",
        "tags": [
          "x402",
          "payments",
          "safety",
          "pre-payment",
          "agents"
        ],
        "quality": {
          "l30DaysTotalCalls": "18",
          "l30DaysUniquePayers": "3"
        }
      },
      {
        "url": "https://x402-doctor.fizzl.eu/api/v1/preflight/batch",
        "description": "Are these x402 endpoints safe to pay? Up to 10 endpoints in one call (?url=a&url=b): per endpoint go / caution / no_go, the recommended payment option and why, plus totals. For marketplaces and agents that weigh several services. Never pays the endpoints.",
        "pricing": {
          "amount": "0.005",
          "currency": "USDC",
          "network": "eip155:8453",
          "scheme": "exact",
          "maxAmount": "",
          "minAmount": ""
        },
        "method": "GET",
        "providerName": "",
        "parameters": [
          {
            "group": "query",
            "name": "max_usd",
            "type": "string",
            "description": "",
            "example": "0.05",
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "query",
            "name": "url",
            "type": "array",
            "description": "",
            "example": [],
            "enumValues": [],
            "default": null,
            "required": false
          }
        ],
        "serviceName": "x402 Doctor",
        "tags": [
          "x402",
          "payments",
          "safety",
          "pre-payment",
          "batch"
        ],
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        }
      },
      {
        "url": "https://x402-doctor.fizzl.eu/api/v1/preflight/deep",
        "description": "Should my agent pay this expensive x402 endpoint? The pre-payment verdict plus the full diagnosis, the 30-day history per day, how reliable the seller's other endpoints are and whether the endpoint moved domains. Never pays the endpoint.",
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "network": "eip155:8453",
          "scheme": "exact",
          "maxAmount": "",
          "minAmount": ""
        },
        "method": "GET",
        "providerName": "",
        "parameters": [
          {
            "group": "query",
            "name": "max_usd",
            "type": "string",
            "description": "",
            "example": "0.5",
            "enumValues": [],
            "default": null,
            "required": false
          },
          {
            "group": "query",
            "name": "url",
            "type": "string",
            "description": "",
            "example": "https://ichimoku-signal.fizzl.eu/setups",
            "enumValues": [],
            "default": null,
            "required": false
          }
        ],
        "serviceName": "x402 Doctor",
        "tags": [
          "x402",
          "payments",
          "safety",
          "pre-payment",
          "due-diligence"
        ],
        "quality": {
          "l30DaysTotalCalls": "2",
          "l30DaysUniquePayers": "2"
        }
      }
    ],
    "integrationType": "",
    "isNew": false,
    "priceSummary": {
      "minAmount": "0.001",
      "maxAmount": "0.05",
      "avgCostPerTransaction": "0.0152",
      "avgCostBasis": "exact",
      "currency": "USDC"
    },
    "serviceName": "x402 Doctor",
    "tags": [
      "x402",
      "developer-tools",
      "diagnostics",
      "debug",
      "payments",
      "fix",
      "code",
      "safety",
      "pre-payment",
      "agents",
      "batch",
      "due-diligence"
    ],
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791125195/bazaar-icons/061c165bc4e51e45.png"
  }
}