MCP Server

Sanction MCP Server

Name: Sanction MCP Server
Author: io.github.ericlovold

io.github.ericlovold/sanction

Repository Registry

What is the Sanction MCP server?

Authorize an AI agent's spend & credential use before it acts — budgets, encrypted vault, audit.

How to install Sanction

Copy-paste configuration for popular MCP clients.

transport: stdio

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

Environment / auth

SANCTION_API_KEY
required
secret
Agent API key (pxy_...). Create one at https://getsanction.com or via POST /api/v1/wallets then POST /api/v1/agents.
SANCTION_WALLET_ID
Wallet id, used by the sanction_wallet_status tool.
SANCTION_API_URL
Sanction API base URL.

Claude Desktop

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

{
  "mcpServers": {
    "sanction": {
      "command": "npx",
      "args": [
        "-y",
        "sanction-mcp"
      ],
      "env": {
        "SANCTION_API_KEY": "<YOUR_SANCTION_API_KEY>",
        "SANCTION_WALLET_ID": "<YOUR_SANCTION_WALLET_ID>",
        "SANCTION_API_URL": "<YOUR_SANCTION_API_URL>"
      }
    }
  }
}

Cursor

~/.cursor/mcp.json

{
  "mcpServers": {
    "sanction": {
      "command": "npx",
      "args": [
        "-y",
        "sanction-mcp"
      ],
      "env": {
        "SANCTION_API_KEY": "<YOUR_SANCTION_API_KEY>",
        "SANCTION_WALLET_ID": "<YOUR_SANCTION_WALLET_ID>",
        "SANCTION_API_URL": "<YOUR_SANCTION_API_URL>"
      }
    }
  }
}

Windsurf

~/.codeium/windsurf/mcp_config.json

{
  "mcpServers": {
    "sanction": {
      "command": "npx",
      "args": [
        "-y",
        "sanction-mcp"
      ],
      "env": {
        "SANCTION_API_KEY": "<YOUR_SANCTION_API_KEY>",
        "SANCTION_WALLET_ID": "<YOUR_SANCTION_WALLET_ID>",
        "SANCTION_API_URL": "<YOUR_SANCTION_API_URL>"
      }
    }
  }
}

VS Code

.vscode/mcp.json

{
  "servers": {
    "sanction": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "sanction-mcp"
      ],
      "env": {
        "SANCTION_API_KEY": "<YOUR_SANCTION_API_KEY>",
        "SANCTION_WALLET_ID": "<YOUR_SANCTION_WALLET_ID>",
        "SANCTION_API_URL": "<YOUR_SANCTION_API_URL>"
      }
    }
  }
}

Claude Code

claude mcp add sanction --env SANCTION_API_KEY=<YOUR_SANCTION_API_KEY> --env SANCTION_WALLET_ID=<YOUR_SANCTION_WALLET_ID> --env SANCTION_API_URL=<YOUR_SANCTION_API_URL> -- npx -y sanction-mcp