Nex MCP Server

by nex-crmio.github.nex-crm/nexv1.0.0

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Install Nex MCP server

claude mcp add nex -e NEX_API_KEY='<nex-api-key>' -- npx -y @nex-ai/nex

{
  "mcpServers": {
    "nex": {
      "command": "npx",
      "args": [
        "-y",
        "@nex-ai/nex"
      ],
      "env": {
        "NEX_API_KEY": "<nex-api-key>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "nex": {
      "command": "npx",
      "args": [
        "-y",
        "@nex-ai/nex"
      ],
      "env": {
        "NEX_API_KEY": "<nex-api-key>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "nex": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@nex-ai/nex"
      ],
      "env": {
        "NEX_API_KEY": "<nex-api-key>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "nex": {
      "command": "npx",
      "args": [
        "-y",
        "@nex-ai/nex"
      ],
      "env": {
        "NEX_API_KEY": "<nex-api-key>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
NEX_API_KEY	—	yes	Your Nex API key. Sign up at https://nex.ai or use the 'register' tool to get one.

Freshness

Stale — last maintenance signal 7mo ago. The newest of the signals below sets the band.

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Registry entry updated
2026-03-24 · 7mo ago · official registry · v1.0.0

FAQ

›How do I install the Nex MCP server in Claude Code?

Run: claude mcp add nex -e NEX_API_KEY='<nex-api-key>' -- npx -y @nex-ai/nex. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Nex require an API key?

Yes. It expects NEX_API_KEY, of which 1 is a secret.

›Can I use Nex as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Nex in the official MCP registry?

Yes, as io.github.nex-crm/nex.