Smsmanager

MCP (Model Context Protocol) server for sending SMS messages via SmsManager.cz HTTP API. Built for use with Claude Code.

Tools

Tool	Description
send_sms	Send an SMS to a phone number via SmsManager.cz

send_sms parameters

Parameter	Required	Description
phone_number	Yes	Recipient number with country code, no + (e.g. 420777123456)
message	Yes	SMS text, max 1000 characters
gateway	No	Delivery quality: high (default), economy, low

Setup

1. Install dependencies

cd smsmanager-mcp
npm install

2. Get API key

Get your API key from SmsManager admin panel.

3. Add to Claude Code

Add to your project's .mcp.json:

{
  "mcpServers": {
    "smsmanager": {
      "type": "stdio",
      "command": "node",
      "args": ["/absolute/path/to/smsmanager-mcp/index.js"],
      "env": {
        "SMSMANAGER_API_KEY": "your_api_key_here"
      }
    }
  }
}

Or via CLI:

claude mcp add smsmanager -e SMSMANAGER_API_KEY=your_key -- node /absolute/path/to/smsmanager-mcp/index.js

Usage

Once configured, Claude can send SMS:

"Send an SMS to 420777123456 saying 'Meeting at 3pm tomorrow'"

API

Uses the SmsManager.cz HTTP API (https://http-api.smsmanager.cz/Send).

Full API documentation

Phone number format

Include country code without +: 420777123456 (Czech Republic = 420).

License

MIT