Api Endpoint

api-health-check

Fresh operational audit of any public agent or paid API: reachability, latency, HTTP status, x402 challenge, price/network/payTo, OpenAPI, agent card and MCP manifest. Returns a 0-100 score, verdict and issues. Try GET /agent-health/sample.

Open interactive test console

Offering

Provider: x402.agentindex.world
Method: GET
Offering type: Api Endpoint
Transport type: http
Category: Infrastructure
Delivery: Not provided
Pricing model: Not provided
x402 version: 2

Endpoint context

URL: https://x402.agentindex.world/agent-health
MIME type: Not provided
First seen: 2026-10-16T01:50:32.458Z
Last seen: 2026-11-01T14:58:16.922Z
Tags: agent health, Monitoring, uptime, x402 audit

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1: 0.001 USDC
Atomic price: 1000 · Network: eip155:8453 · Asset: USDC · Scheme: exact

Raw x402 terms

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "1000",
    "payTo": "0xb3F32bdfe8D07825BC0D7387295aB1D7559BA69d"
  }
]

Observed health

Status: Healthy
Latest latency: 1243 ms
Average latency: 961 ms
HTTP status: 402
Last checked: 2026-11-01T10:12:19.419Z
Reachability: 100% over 13 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "additionalProperties": false,
  "properties": {
    "method": {
      "enum": [
        "GET",
        "HEAD",
        "DELETE"
      ],
      "type": "string"
    },
    "queryParams": {
      "properties": {
        "body": {
          "description": "Optional JSON body when probing a non-GET target."
        },
        "method": {
          "description": "HTTP method for the target endpoint; defaults to GET.",
          "enum": [
            "GET",
            "POST",
            "PUT",
            "HEAD"
          ],
          "type": "string"
        },
        "url": {
          "description": "Public agent, MCP or x402 endpoint URL to audit.",
          "type": "string"
        }
      },
      "required": [
        "url"
      ],
      "type": "object"
    },
    "type": {
      "const": "http",
      "type": "string"
    }
  },
  "required": [
    "type",
    "method"
  ],
  "type": "object"
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "method": {
          "enum": [
            "GET",
            "HEAD",
            "DELETE"
          ],
          "type": "string"
        },
        "queryParams": {
          "properties": {
            "body": {
              "description": "Optional JSON body when probing a non-GET target."
            },
            "method": {
              "description": "HTTP method for the target endpoint; defaults to GET.",
              "enum": [
                "GET",
                "POST",
                "PUT",
                "HEAD"
              ],
              "type": "string"
            },
            "url": {
              "description": "Public agent, MCP or x402 endpoint URL to audit.",
              "type": "string"
            }
          },
          "required": [
            "url"
          ],
          "type": "object"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "properties": {
            "discovery": {
              "type": "object"
            },
            "issues": {
              "items": {
                "type": "string"
              },
              "type": "array"
            },
            "latency_ms": {
              "type": "integer"
            },
            "operational": {
              "type": "boolean"
            },
            "origin": {
              "type": "string"
            },
            "score": {
              "type": "integer"
            },
            "target": {
              "type": "object"
            },
            "url": {
              "type": "string"
            },
            "verdict": {
              "enum": [
                "operational",
                "degraded",
                "unreachable"
              ],
              "type": "string"
            },
            "x402": {
              "type": "object"
            },
            "x402_receipt": {
              "type": "object"
            }
          },
          "required": [
            "url",
            "origin",
            "operational",
            "verdict",
            "score",
            "latency_ms",
            "target",
            "x402",
            "discovery",
            "issues"
          ],
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}