LocalFree server, account needed

NVEIL MCP server

nveil-ai/nveil-toolkit

Data processing and visualization toolkit — 50+ chart types, raw data stays local.

3 GitHub stars

Install NVEIL in Claude Code

Claude Code
claude mcp add nveil -e NVEIL_API_KEY=... -- uvx nveil
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "nveil": {
      "command": "uvx",
      "args": [
        "nveil"
      ],
      "env": {
        "NVEIL_API_KEY": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the NVEIL MCP server do?

Data processing and visualization toolkit — 50+ chart types, raw data stays local.

Is the NVEIL MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does NVEIL run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add NVEIL to Claude Code?

Run: claude mcp add nveil -e NVEIL_API_KEY=... -- uvx nveil

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