René's URL Explorer Experiment


Title: StackMCP — Test your MCP server before agents do

Open Graph Title: StackMCP — Test your MCP server before agents do

X Title: StackMCP — Test your MCP server before agents do

Description: Test your MCP server before agents do. StackMCP runs a deterministic per-tool pass/fail report against any MCP endpoint — JSON-RPC 2.0 protocol validation, schema checks, error-handling probes, optional Blueprint Protocol compliance. Free instant test, no login required.

Open Graph Description: Deterministic per-tool pass/fail testing for MCP servers. Paste an endpoint, get an instant report. No LLM in the loop — just the JSON-RPC 2.0 protocol. Free tier, monitoring coming soon.

X Description: Deterministic per-tool pass/fail testing for MCP servers. Paste an endpoint, get an instant report. No LLM in the loop — just the JSON-RPC 2.0 protocol. Free tier, monitoring coming soon.

Opengraph URL: https://stackmcp.app/

direct link

Domain: stackmcp.app


Hey, it has json ld scripts:
{
  "@context": "https://schema.org",
  "@type": "SoftwareApplication",
  "name": "StackMCP",
  "description": "Deterministic test runner and monitoring for MCP (Model Context Protocol) servers. Free one-time per-tool pass/fail test of any MCP endpoint via the JSON-RPC 2.0 protocol with optional Blueprint Protocol compliance check. Paid scheduled monitoring with alerts coming soon.",
  "url": "https://stackmcp.app",
  "applicationCategory": "DeveloperApplication",
  "operatingSystem": "Web",
  "offers": [
    {
      "@type": "Offer",
      "name": "Free one-time test",
      "price": "0",
      "priceCurrency": "USD",
      "description": "Anonymous one-time structural test of an MCP endpoint with per-tool pass/fail report and shareable results URL."
    },
    {
      "@type": "Offer",
      "name": "Ongoing monitoring (coming soon)",
      "priceCurrency": "USD",
      "description": "Scheduled checks against your MCP server with alerts when something breaks. Pricing not yet finalized."
    }
  ],
  "publisher": {
    "@type": "Organization",
    "name": "StackApps",
    "url": "https://stackapps.app"
  }
}
    

theme-color#0f172a
og:typewebsite
og:site_nameStackMCP
twitter:cardsummary_large_image
mobile-web-app-capableyes
apple-mobile-web-app-capableyes
apple-mobile-web-app-status-bar-styleblack-translucent
apple-mobile-web-app-titleStackMCP

Links:

Viewport: width=device-width, initial-scale=1.0, viewport-fit=cover


URLs of crawlers that visited me.