vip.witnessd/witnessd MCP Server

Name: vip.witnessd/witnessd MCP Server
Author: vip.witnessd

vip.witnessd/witnessd

Repository Registry

What is the vip.witnessd/witnessd MCP server?

Neutral third-party witness: independently fetch, hash, timestamp, archive any URL or API response.

How to install vip.witnessd/witnessd

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

WITNESSD_URL
Base URL of the witnessd service (default https://witnessd.vip)
EVM_PRIVATE_KEY
secret
Wallet key used to auto-pay x402 invoices in USDC on Base (either this or WITNESSD_API_KEY)
WITNESSD_API_KEY
secret
Prepaid witnessd credit key (alternative to EVM_PRIVATE_KEY)

Claude Desktop

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

{
  "mcpServers": {
    "witnessd": {
      "command": "npx",
      "args": [
        "-y",
        "witnessd-mcp"
      ],
      "env": {
        "WITNESSD_URL": "<YOUR_WITNESSD_URL>",
        "EVM_PRIVATE_KEY": "<YOUR_EVM_PRIVATE_KEY>",
        "WITNESSD_API_KEY": "<YOUR_WITNESSD_API_KEY>"
      }
    }
  }
}

Cursor

~/.cursor/mcp.json

{
  "mcpServers": {
    "witnessd": {
      "command": "npx",
      "args": [
        "-y",
        "witnessd-mcp"
      ],
      "env": {
        "WITNESSD_URL": "<YOUR_WITNESSD_URL>",
        "EVM_PRIVATE_KEY": "<YOUR_EVM_PRIVATE_KEY>",
        "WITNESSD_API_KEY": "<YOUR_WITNESSD_API_KEY>"
      }
    }
  }
}

Windsurf

~/.codeium/windsurf/mcp_config.json

{
  "mcpServers": {
    "witnessd": {
      "command": "npx",
      "args": [
        "-y",
        "witnessd-mcp"
      ],
      "env": {
        "WITNESSD_URL": "<YOUR_WITNESSD_URL>",
        "EVM_PRIVATE_KEY": "<YOUR_EVM_PRIVATE_KEY>",
        "WITNESSD_API_KEY": "<YOUR_WITNESSD_API_KEY>"
      }
    }
  }
}

VS Code

.vscode/mcp.json

{
  "servers": {
    "witnessd": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "witnessd-mcp"
      ],
      "env": {
        "WITNESSD_URL": "<YOUR_WITNESSD_URL>",
        "EVM_PRIVATE_KEY": "<YOUR_EVM_PRIVATE_KEY>",
        "WITNESSD_API_KEY": "<YOUR_WITNESSD_API_KEY>"
      }
    }
  }
}

Claude Code

claude mcp add witnessd --env WITNESSD_URL=<YOUR_WITNESSD_URL> --env EVM_PRIVATE_KEY=<YOUR_EVM_PRIVATE_KEY> --env WITNESSD_API_KEY=<YOUR_WITNESSD_API_KEY> -- npx -y witnessd-mcp