Base Sepolia x402 test-shop checkout with Bazaar discovery and a durable operational recei

[
  {
    "scheme": "exact",
    "network": "eip155:84532",
    "payTo": "0x355e413514dBE87b335B765e1EE5c947Db8a941B",
    "asset": "0x036CbD53842c5426634e7929541eC2318f3dCF7e",
    "amount": "10000",
    "maxTimeoutSeconds": 300
  }
]

{
  "bazaar": {
    "info": {
      "input": {
        "method": "GET",
        "queryParams": {
          "buyerType": "agent",
          "intent": "validate a testnet agent-payment rail and durable receipt",
          "topic": "x402 integration"
        },
        "type": "http"
      },
      "output": {
        "example": {
          "implementation": {
            "bazaarDiscovery": true,
            "durableReceipts": true,
            "noAccessTokens": true,
            "testnetOnly": true,
            "x402": true
          },
          "nextActions": [
            "Validate this GET endpoint in Agentic Market.",
            "Inspect the PAYMENT-RESPONSE settlement proof and provider-neutral receipt.",
            "Compare this live rail with the MPP and Visa CLI adapter slots on the demo page."
          ],
          "ok": true,
          "service": {
            "demoPage": "https://preview.agenticinsights.com/agentic-payments",
            "name": "Agentic Rails x402 Demo",
            "specialization": "x402 payment challenges, Bazaar discovery, testnet settlement, and operational receipts.",
            "validateEndpoint": "https://preview.agenticinsights.com/api/x402/agentic-market/validate"
          }
        },
        "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": {
                "buyerType": {
                  "description": "Who is evaluating the endpoint.",
                  "enum": [
                    "agent",
                    "human",
                    "platform"
                  ],
                  "type": "string"
                },
                "intent": {
                  "description": "Why the caller is paying for this validation response.",
                  "type": "string"
                },
                "topic": {
                  "description": "Optional topic to bias the returned integration story.",
                  "type": "string"
                }
              },
              "type": "object"
            },
            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "required": [
            "type",
            "method"
          ],
          "type": "object"
        },
        "output": {
          "properties": {
            "example": {
              "properties": {
                "implementation": {
                  "properties": {
                    "bazaarDiscovery": {
                      "type": "boolean"
                    },
                    "durableReceipts": {
                      "type": "boolean"
                    },
                    "noAccessTokens": {
                      "type": "boolean"
                    },
                    "testnetOnly": {
                      "type": "boolean"
                    },
                    "x402": {
                      "type": "boolean"
                    }
                  },
                  "required": [
                    "x402",
                    "bazaarDiscovery",
                    "durableReceipts",
                    "noAccessTokens",
                    "testnetOnly"
                  ],
                  "type": "object"
                },
                "nextActions": {
                  "items": {
                    "type": "string"
                  },
                  "type": "array"
                },
                "ok": {
                  "type": "boolean"
                },
                "service": {
                  "properties": {
                    "demoPage": {
                      "type": "string"
                    },
                    "name": {
                      "type": "string"
                    },
                    "specialization": {
                      "type": "string"
                    },
                    "validateEndpoint": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "name",
                    "specialization",
                    "demoPage",
                    "validateEndpoint"
                  ],
                  "type": "object"
                }
              },
              "required": [
                "ok",
                "service",
                "implementation",
                "nextActions"
              ],
              "type": "object"
            },
            "type": {
              "type": "string"
            }
          },
          "required": [
            "type"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

curl "https://preview.agenticinsights.com/api/x402/agentic-market/validate"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

const res = await fetch("https://preview.agenticinsights.com/api/x402/agentic-market/validate");
if (res.status === 402) {
  const { accepts } = await res.json();
  // pay one of accepts[] via an x402 client, then retry with the payment header
}

import httpx
res = httpx.get("https://preview.agenticinsights.com/api/x402/agentic-market/validate")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header