Nordsynk — Fortnox MCP Server

by nordsynk

answering

Nordsynk — Fortnox MCP is answering right now. Last checked 10 min ago.

Hosted MCP server for Fortnox. Connect Claude, ChatGPT, Cursor to live Fortnox via OAuth.

Uptime history 53 hours of history

53 hours agonow

100.0%

Uptime 24h

182 of 182 checks

—

Tools

hidden behind auth

236 ms

Response time

average over 24h

API key or OAuth

Access

streamable-http

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 10 min ago.

Claude Code Claude Desktop Codex Cursor VS Code

run in your terminal

claude mcp add fortnox --transport http https://mcp.nordsynk.se/

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "fortnox": {
      "url": "https://mcp.nordsynk.se/"
    }
  }
}

~/.codex/config.toml

[mcp_servers.fortnox]
url = "https://mcp.nordsynk.se/"

.cursor/mcp.json

{
  "mcpServers": {
    "fortnox": {
      "url": "https://mcp.nordsynk.se/"
    }
  }
}

.vscode/mcp.json

{
  "mcpServers": {
    "fortnox": {
      "url": "https://mcp.nordsynk.se/"
    }
  }
}

This endpoint answered with an authorization challenge — the server is running, but you need an API key or OAuth to use it.

Endpoints

URL	Transport	State	Latency	Checked
https://mcp.nordsynk.se/	streamable-http	needs key	571 ms	10 min ago
https://mcp.nordsynk.se/sse	sse	needs key	608 ms	10 min ago

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Nordsynk — Fortnox MCP — questions

Answers built from our own checks of this server.

Why is there no tool list for Nordsynk — Fortnox MCP?

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 Nordsynk — Fortnox MCP working right now?

We send a real MCP handshake every 15 minutes. Over the last 24 hours 182 of 182 checks got a reply (100.0%), average response time 236 ms. The bar chart above shows every period we have measured.

How do I connect Nordsynk — Fortnox MCP?

Copy the ready config from this page — we generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each with the file path 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 or an OAuth login: it refuses anonymous clients.

Does Nordsynk — Fortnox MCP need an API key?

Yes. Every time we knock, Nordsynk — Fortnox MCP 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 Nordsynk — Fortnox MCP?

It answers our handshake in 236 ms on average, which is faster than 57% of all working MCP servers we measure. The comparison comes from our own checks across the whole registry, every 15 minutes.