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Tech Stack Detector: what any website is built with MCP Server

answering

Tech Stack Detector: what any website is built with is answering right now. Last checked 5 min ago.

Paste a list of URLs and get the tools, versions and proof for each one.

Uptime history 4 hours of history
4 hours agonow
100.0%
Uptime 24h
12 of 12 checks
—
Tools
hidden behind auth
340 ms
Response time
average over 24h
API key
Access
streamable-http

Nothing serious here today

Today is the operative word: we check Tech Stack Detector: what any website is built with every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.

Three servers free · no card

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 5 min ago.

run in your terminal
claude mcp add tech-stack --transport http 'https://mcp.apify.com?tools=bepolabs/tech-stack'
Settings → Connectors → Add custom connector, then paste this address
https://mcp.apify.com?tools=bepolabs/tech-stack
~/.codex/config.toml
[mcp_servers.tech-stack]
url = "https://mcp.apify.com?tools=bepolabs/tech-stack"
.cursor/mcp.json
{
  "mcpServers": {
    "tech-stack": {
      "url": "https://mcp.apify.com?tools=bepolabs/tech-stack"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "tech-stack": {
      "type": "http",
      "url": "https://mcp.apify.com?tools=bepolabs/tech-stack"
    }
  }
}

This endpoint answered with an authorization challenge. The server is running, but you need an API key from its owner to call it.

Endpoints

URLTransportStateLatencyChecked
https://mcp.apify.com?tools=bepolabs/tech-stack streamable-http needs key 351 ms 5 min ago

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Tech Stack Detector: what any website is built with — questions

Answers built from our own checks of this server.

Why is there no tool list for Tech Stack Detector: what any website is built with?
The server answered our handshake with an authorization challenge, so it is running — but it will not describe its tools to an anonymous client. To see them you need to connect with your own credentials. We record it as alive, not as broken: 100.0% of checks in the last 24 hours got a reply.
Is Tech Stack Detector: what any website is built with working right now?
We send a real MCP handshake every 15 minutes. Over the last 24 hours 12 of 12 checks got a reply (100.0%), average response time 340 ms. The bar chart above shows every period we have measured.
How do I connect Tech Stack Detector: what any website is built with?
Copy the ready config from this page. We generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each in the form that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address. You will need your own key: it refuses anonymous clients.
Does Tech Stack Detector: what any website is built with need an API key?
Yes. Every time we knock, Tech Stack Detector: what any website is built with answers with an authorization challenge instead of its tool list — that is how we know it is running and gated rather than broken. Bring your own credentials and it will talk.
How fast is Tech Stack Detector: what any website is built with?
It answers our handshake in 340 ms on average, which is faster than 42% of all working MCP servers we measure. The comparison comes from our own checks across the whole registry, every 15 minutes.