{
  "x402Version": 2,
  "id": 577,
  "slug": "577",
  "resource": "https://api.402rates.com/v1/ping",
  "description": "Payment integration check for 0.001 USDC; no external data lookup. Returns time, rail, network mode and free/paid capabilities. HTTP payment options can include Base, Polygon, Arbitrum and XDC; the challenge lists currently available networks for each transport. The receipt identifies the paid network and transaction. Business/professional use only. Terms: https://402rates.com/data-terms/",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xf567Cfe0FDb87A1D6Ca330e3f30f0D3DA0F7cb98",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "1000",
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "eip155:137",
      "payTo": "0xf567Cfe0FDb87A1D6Ca330e3f30f0D3DA0F7cb98",
      "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
      "amount": "1000",
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "eip155:42161",
      "payTo": "0xf567Cfe0FDb87A1D6Ca330e3f30f0D3DA0F7cb98",
      "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
      "amount": "1000",
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "eip155:50",
      "payTo": "0xedb1a894761F0a142d80D09F82Ff7CF99158Bb19",
      "asset": "0xfA2958CB79b0491CC627c1557F441eF849Ca8eb1",
      "amount": "1000",
      "maxTimeoutSeconds": 120
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {},
          "type": "http"
        },
        "output": {
          "example": {
            "mode": "mainnet",
            "next": {
              "free": [
                {
                  "capability": "compass.rwa.updates",
                  "method": "POST",
                  "note": "Read observed Treasury changes since a saved cursor",
                  "url": "https://api.402rates.com/v1/rwa/updates"
                },
                {
                  "capability": "compass.rwa.benchmark",
                  "method": "POST",
                  "note": "Compare a supplied USD Treasury return with a matching benchmark",
                  "url": "https://api.402rates.com/v1/rwa/benchmark"
                },
                {
                  "capability": "compass.tests.preflight",
                  "method": "POST",
                  "note": "Inspect x402 payment terms without making a payment",
                  "url": "https://api.402rates.com/v1/tests/preflight"
                },
                {
                  "capability": "compass.rwa.changes",
                  "method": "POST",
                  "note": "Compare yield and divergence fields in two saved Treasury responses",
                  "url": "https://api.402rates.com/v1/rwa/changes"
                },
                {
                  "capability": "compass.tests.cases",
                  "note": "List the synthetic agent test cases",
                  "url": "https://api.402rates.com/v1/tests/cases"
                },
                {
                  "capability": "compass.tests.case",
                  "note": "Describe a synthetic agent test",
                  "url": "https://api.402rates.com/v1/tests/case"
                },
                {
                  "capability": "compass.tests.run",
                  "method": "POST",
                  "note": "Start or repeat a synthetic agent test",
                  "url": "https://api.402rates.com/v1/tests/run"
                },
                {
                  "capability": "compass.tests.action",
                  "method": "POST",
                  "note": "Execute a synthetic test action",
                  "url": "https://api.402rates.com/v1/tests/action"
                },
                {
                  "capability": "compass.tests.state",
                  "method": "POST",
                  "note": "Read synthetic task state",
                  "url": "https://api.402rates.com/v1/tests/state"
                },
                {
                  "capability": "compass.tests.report",
                  "method": "POST",
                  "note": "Read or finalize an agent test timeline",
                  "url": "https://api.402rates.com/v1/tests/report"
                },
                {
                  "capability": "compass.rwa.coverage",
                  "note": "What the RWA yield data covers, and what it does not",
                  "url": "https://api.402rates.com/v1/rwa/coverage"
                },
                {
                  "capability": "compass.rwa.filter",
                  "note": "Published instrument constraints compared with supplied facts",
                  "url": "https://api.402rates.com/v1/rwa/filter"
                },
                {
                  "capability": "compass.rwa.instrument",
                  "note": "Full evidence-backed state for one tokenized treasury",
                  "url": "https://api.402rates.com/v1/rwa/instrument"
                },
                {
                  "capability": "compass.rwa.history",
                  "note": "Normalized history for one reconstructible RWA source",
                  "url": "https://api.402rates.com/v1/rwa/history"
                },
                {
                  "capability": "compass.discovery",
                  "note": "Search the x402 catalogue with usage figures",
                  "url": "https://api.402rates.com/v1/discovery"
                },
                {
                  "capability": "compass.manifest",
                  "note": "Service manifest",
                  "url": "https://api.402rates.com/v1/manifest"
                },
                {
                  "capability": "compass.health",
                  "note": "Liveness probe",
                  "url": "https://api.402rates.com/health"
                },
                {
                  "capability": "compass.ready",
                  "note": "Readiness probe",
                  "url": "https://api.402rates.com/ready"
                }
              ],
              "mcp": "https://api.402rates.com/mcp",
              "paid": [
                {
                  "capability": "compass.settlement.costs",
                  "note": "Measured cost of a USDC transfer per chain, cheapest first",
                  "price_usdc": "0.01",
                  "url": "https://api.402rates.com/v1/settlement/costs"
                },
                {
                  "capability": "compass.rwa.yields",
                  "note": "Realised 30-day yields of tokenized treasuries, recomputable",
                  "price_usdc": "0.03",
                  "url": "https://api.402rates.com/v1/rwa/yields"
                },
                {
                  "capability": "compass.rwa.instruments.all",
                  "note": "Complete evidence snapshot for all tracked tokenized treasuries",
                  "price_usdc": "5",
                  "url": "https://api.402rates.com/v1/rwa/instruments"
                },
                {
                  "capability": "compass.ping",
                  "note": "Payment integration check",
                  "price_usdc": "0.001",
                  "url": "https://api.402rates.com/v1/ping"
                }
              ]
            },
            "pong": true,
            "rail": "cdp-v2",
            "time": "2026-07-10T12:00:00Z"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET"
                ],
                "type": "string"
              },
              "queryParams": {
                "additionalProperties": false,
                "properties": {},
                "required": [],
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "api.402rates.com",
  "lastUpdated": "2026-09-17T19:29:03.789Z",
  "quality": {
    "calls30d": 27,
    "uniquePayers30d": 14,
    "lastCalledAt": "2026-09-17T19:29:03.31Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "api.402rates.com",
    "manifest_name": "api.402rates.com",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}