Convert a web page (by URL) or raw HTML into clean, readable Markdown plus structured meta

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0xB86F95EF5FA904318Ea9Df3b59AdCe099b478fC4",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "5000",
    "maxTimeoutSeconds": 60
  }
]

{
  "bazaar": {
    "info": {
      "input": {
        "body": {
          "url": "https://example.com/article"
        },
        "bodyType": "json",
        "method": "POST",
        "type": "http"
      },
      "output": {
        "example": {
          "markdown": "# Example article\n\nBody text with [links](https://example.com)...",
          "metadata": {
            "lang": "en",
            "title": "Example article"
          },
          "source": "https://example.com/article",
          "truncated": false
        },
        "type": "json"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "properties": {
            "body": {
              "properties": {
                "html": {
                  "description": "Raw HTML to convert. Provide either url or html.",
                  "type": "string"
                },
                "url": {
                  "description": "Public http(s) URL to fetch and convert (max 2 MB, private networks blocked). Provide either url or html.",
                  "type": "string"
                }
              },
              "type": "object"
            },
            "bodyType": {
              "enum": [
                "json"
              ],
              "type": "string"
            },
            "method": {
              "enum": [
                "POST"
              ],
              "type": "string"
            },
            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "type": "object"
        },
        "output": {
          "properties": {
            "markdown": {
              "type": "string"
            },
            "metadata": {
              "properties": {
                "canonical": {
                  "type": "string"
                },
                "description": {
                  "type": "string"
                },
                "lang": {
                  "type": "string"
                },
                "og": {
                  "type": "object"
                },
                "title": {
                  "type": "string"
                }
              },
              "type": "object"
            },
            "source": {
              "description": "Final URL after redirects, or \"inline\".",
              "type": "string"
            },
            "truncated": {
              "type": "boolean"
            }
          },
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

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

const res = await fetch("https://keyronne.com/api/markdown");
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://keyronne.com/api/markdown")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header