HonkIO MCP Server

by jeffcaldwellcaca.honkio/mcpv1.12.1

Canadian SMS and email API for AI agents: send SMS and email, verify phones, handle CASL consent.

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freshness

Active8d ago

Install HonkIO MCP server

claude mcp add jeffcaldwellca -e HONKIO_API_KEY='<honkio-api-key>' -- npx -y @honkio/mcp

{
  "mcpServers": {
    "jeffcaldwellca": {
      "command": "npx",
      "args": [
        "-y",
        "@honkio/mcp"
      ],
      "env": {
        "HONKIO_API_KEY": "<honkio-api-key>"
      }
    }
  }
}

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

{
  "mcpServers": {
    "jeffcaldwellca": {
      "command": "npx",
      "args": [
        "-y",
        "@honkio/mcp"
      ],
      "env": {
        "HONKIO_API_KEY": "<honkio-api-key>"
      }
    }
  }
}

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

{
  "servers": {
    "jeffcaldwellca": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@honkio/mcp"
      ],
      "env": {
        "HONKIO_API_KEY": "<honkio-api-key>"
      }
    }
  }
}

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

{
  "mcpServers": {
    "jeffcaldwellca": {
      "command": "npx",
      "args": [
        "-y",
        "@honkio/mcp"
      ],
      "env": {
        "HONKIO_API_KEY": "<honkio-api-key>"
      }
    }
  }
}

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

Configuration

Variable	Required	Secret	Description
HONKIO_API_KEY	yes	yes	Your HonkIO API key (mk_test_... to explore for free, mk_live_... for real sends)
HONKIO_MCP_READ_INBOX	—	—	Set to 1 to register the two received-email read tools. Off by default: a received email is text a stranger wrote, and the agent can also send.

Remote endpoints

streamable-httphttps://mcp.honkio.ca/mcp

Freshness

Active — last maintenance signal 8d ago. The newest of the signals below sets the band.

Last commit (default branch)
no data · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-10-01 · 8d ago · official registry · v1.12.1

FAQ

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

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

›Does HonkIO require an API key?

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

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

Yes — it offers both a hosted endpoint and a local stdio package.

›Is HonkIO in the official MCP registry?

Yes, as ca.honkio/mcp.