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Claude Desktop

Note: Claude Desktop currently requires a manually configured API key (browser-based OAuth is not yet supported by Claude Desktop’s MCP implementation). You’ll need Node.js installed — download it here if needed.

  1. Open Claude Desktop settings → DeveloperEdit Config.

  2. Add the Klozeo MCP server to claude_desktop_config.json:

    {
    "mcpServers": {
    "klozeo": {
    "command": "npx",
    "args": ["-y", "@modelcontextprotocol/server-sse", "https://api.klozeo.com/mcp/sse"],
    "env": {
    "API_KEY": "sk_live_your_key"
    }
    }
    }
    }

    Replace sk_live_your_key with your actual API key from the dashboard. The npx command runs a local MCP bridge process using Node.js — it will be downloaded automatically on first run.

  3. Restart Claude Desktop.

  4. In any new conversation, you’ll see Klozeo listed in the tools/context area. You should see 18 tools listed — if you don’t, see Troubleshooting below.

  5. Try a natural language query:

    “Find all leads in Paris with a rating above 4 and send me the top 5”

  • Tools not showing: Restart Claude Desktop after config changes. Check that Node.js is installed (node --version in a terminal).
  • Auth error: Verify your API_KEY value is correct and has not been revoked from the dashboard.
  • Connection refused: Check that api.klozeo.com is reachable from your network.
  • npx error / package not found: Ensure you have Node.js 18+ and that npx is available in your PATH.