grokzilla.shop / try

{ try it }

"skills": 21, // pay-per-call, no account, no API key
"protocol": "x402 v2 · scheme exact",
"network": "eip155:8453", // Base mainnet
"this_page_pays": false // "Send unpaid request" only shows the 402 challenge. Paying stays with your own wallet or agent.
optional · prompt only The Base address your agent pays from. It is only written into the copyable agent prompt so your agent knows which wallet to use. It is never sent to the server and nothing is signed here.

← all 21 skills

"url-to-markdown": { URL to Markdown $0.003 Fetch one public web page and return its title and clean Markdown (headings, links, lists, code, tables). Honors robots.txt, SSRF-guarded, HTML only, 1 MB / 5 s caps. No JavaScript rendering.
"method": "POST", "content_type": "application/json",
"price_usd": 0.003, // 3000 atomic USDC (6 decimals)
"network": "eip155:8453", // Base mainnet
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913", // USDC
"payTo": "0xc22f9CAEBAc37fE72D5142f35f21f6696Ea9Ef69",
"you_provide": { // JSON body fields
required string A public http(s) page. robots.txt is honored; HTML only; JavaScript is not run. Required · string min length 8 · max length 2000 Example: "https://example.com"
},
"request_body": // live, from your inputs
{
  "url": "https://example.com"
}
"you_get": { // HTTP 200 application/json after payment
"output_schema":
{
  "type": "object",
  "properties": {
    "skill": {
      "type": "string"
    },
    "ok": {
      "type": "boolean"
    },
    "url": {
      "type": "string"
    },
    "final_url": {
      "type": "string"
    },
    "title": {
      "type": "string"
    },
    "markdown": {
      "type": "string"
    },
    "bytes": {
      "type": "integer"
    },
    "truncated": {
      "type": "boolean"
    }
  },
  "required": [
    "ok",
    "skill"
  ]
}
"example":
{
  "skill": "url_to_markdown",
  "ok": true,
  "url": "https://example.com",
  "final_url": "https://example.com/",
  "title": "Example Domain",
  "markdown": "This domain is for use in documentation examples without needing permission. This is not a service; avoid relying on it for testing and monitoring purposes.",
  "bytes": 577,
  "truncated": false
}
},
"flow": [
  1. POST https://grokzilla.shop/api/skills/url-to-markdown with the JSON body, no payment header
  2. ← 402 Payment Required + PAYMENT-REQUIRED header: base64 JSON {x402Version: 2, accepts: [{scheme: "exact", network: "eip155:8453", asset: USDC, amount: "3000", payTo}]} (same JSON in the body)
  3. your x402 client checks amount ≤ $0.003 and signs a USDC transfer authorization to payTo with your wallet
  4. retry the same POST with PAYMENT-SIGNATURE: <base64> (x402 v2) or X-PAYMENT (v1 clients)
  5. ← 200 OK with the result JSON + PAYMENT-RESPONSE header (base64 settlement receipt, tx hash on Base)
],
"copy": { // fills in from your inputs as you type
"agent_prompt"

        
"curl" // unpaid: shows the 402

        
"agentcash" // pays from your AgentCash wallet

        
},
"try": // POSTs unpaid to /api/skills/url-to-markdown on this host and decodes the 402. Never pays.
}