{
  "generated_at": "2026-04-24T15:01:35.625676+00:00",
  "slug": "api-ping-observer-testing",
  "title": "Ping Observer \u00b7 x402 Endpoint Health Check",
  "url": "https://api.ping.observer/testing",
  "category": "tools",
  "summary": "Verify x402 payment infrastructure is operational by sending a paid ping that returns confirmation metadata.",
  "seo": {
    "title": "x402 Health Check Ping API | Ping Observer",
    "description": "Test x402 payment flow and endpoint reachability. Returns pong with sender address and timestamp. $1 USDC donation-based ping."
  },
  "use_cases": [
    "Test wallet x402 signing before production calls",
    "Monitor endpoint uptime with paid health checks",
    "Validate payment rail connectivity on Base"
  ],
  "ideal_buyer": "Developers integrating x402 clients who need to verify payment flow before live API calls.",
  "example_prompt": "Send a test ping to verify my wallet can complete x402 payments.",
  "risk_notes": [],
  "pricing_sanity": {
    "flag": "expensive_outlier",
    "ratio": 50,
    "median_category_atomic": 20000
  },
  "pricing_review_required": false,
  "pricing_decimal_suspect": false,
  "trust_tier": "indexed_external",
  "accepts": [
    {
      "scheme": "exact",
      "network": "base",
      "pay_to": "0x3c942e74cffd4c9b7c490c7c83aa12b1fc52190f",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "max_amount_required_atomic": "1000000",
      "max_timeout_seconds": 600,
      "mime_type": "application/json",
      "description": "Just a ping for monitoring the x402 endpoint reachability. If you use it, you pay for nothing, basically a donation.",
      "verified": false,
      "hints": {
        "input": {
          "type": "http",
          "method": "GET"
        },
        "output": {
          "type": "object",
          "properties": {
            "sender": {
              "type": "string",
              "description": "The address that sent the ping."
            },
            "message": {
              "type": "string",
              "description": "Pong response message."
            },
            "timestamp": {
              "type": "string",
              "description": "ISO-8601 timestamp of the ping."
            }
          }
        }
      }
    }
  ],
  "duplicate_cluster_id": "data-cl-b8c7873d87db",
  "origin": {
    "slug": "api-ping-observer",
    "host": "api.ping.observer",
    "url": "https://api.ping.observer",
    "favicon": "https://api.ping.observer/static/favicon.png"
  },
  "json_ld": {
    "@id": "https://x402all.com/resource/api-ping-observer-testing",
    "url": "https://x402all.com/resource/api-ping-observer-testing",
    "name": "Ping Observer \u00b7 x402 Endpoint Health Check",
    "@type": "WebAPI",
    "offers": {
      "url": "https://x402all.com/resource/api-ping-observer-testing",
      "@type": "Offer",
      "price": "1",
      "availability": "https://schema.org/InStock",
      "priceCurrency": "USDC",
      "priceSpecification": {
        "@type": "UnitPriceSpecification",
        "price": "1.000000",
        "unitText": "call",
        "priceCurrency": "USDC"
      },
      "eligibleCustomerType": "Agent",
      "additionalProperty": [
        {
          "@type": "PropertyValue",
          "name": "paymentNetwork",
          "value": "base"
        },
        {
          "@type": "PropertyValue",
          "name": "paymentAsset",
          "value": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
        }
      ]
    },
    "sameAs": "https://api.ping.observer/testing",
    "@context": "https://schema.org",
    "provider": {
      "@id": "https://x402all.com/server/api-ping-observer",
      "url": "https://api.ping.observer",
      "name": "api.ping.observer",
      "@type": "Organization"
    },
    "identifier": "api-ping-observer-testing",
    "description": "Test x402 payment flow and endpoint reachability. Returns pong with sender address and timestamp. $1 USDC donation-based ping.",
    "potentialAction": {
      "@type": "BuyAction",
      "target": "https://axon402.com/test-buy?resource=api-ping-observer-testing",
      "description": "Test-buy this endpoint on AXON"
    },
    "applicationCategory": "tools"
  },
  "axon_deep_link": "https://axon402.com/test-buy?resource=api-ping-observer-testing"
}