market ai visibility probe derived

{
  "input": {
    "type": "http",
    "method": "GET",
    "queryParams": {
      "domain": "stripe.com"
    }
  },
  "output": {
    "type": "json",
    "errors": {
      "400": {
        "example": {
          "error": "domain parameter required"
        },
        "description": "Invalid or missing parameter(s) — required: domain. Returned before the payment gate on paid requests, so a malformed call is never charged. JSON body: { error: <what is wrong and how to fix it> } plus usage hints."
      },
      "402": {
        "description": "Payment required — x402 v2 challenge; the accepts array lists scheme, network, and amount. Retry the same request with a PAYMENT-SIGNATURE (v2) or X-PAYMENT (v1) header. Verification is free."
      },
      "500": {
        "example": {
          "error": "upstream_failed"
        },
        "description": "Unexpected server error. If a payment settled without a usable result, contact info@theaslangroupllc.com with the settlement tx hash for a re-run or credit."
      }
    },
    "example": {
      "grade": "weak",
      "probe": {
        "sitemap": {
          "present": true
        },
        "llms_txt": {
          "present": false
        },
        "robots_txt": {
          "present": true,
          "blocks_all_ai": false,
          "blocked_crawlers": [
            "GPTBot",
            "PerplexityBot"
          ]
        },
        "schema_org": {
          "types": [
            "Organization"
          ],
          "present": true
        }
      },
      "upsell": {
        "adds": "verbatim evidence rows, prioritized GEO/AEO fix plan with exact snippets, quick wins, measurement plan",
        "price_usd": 0.5,
        "full_product": "/api/market/ai-visibility-check"
      },
      "reasons": [
        "robots.txt blocks AI crawlers: GPTBot, PerplexityBot",
        "no llms.txt"
      ]
    }
  }
}