JoltSMS MCP

This MCP server enables AI agents to provision real-SIM US phone numbers, receive SMS messages, extract OTP codes, and manage billing via standardized tool calls. It supports listing numbers, provisioning new ones, waiting for incoming SMS, and retrieving parsed verification codes.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Community listingLocal stdioSource reviewed; not executedPublished by rchanllc

You need:Create a JoltSMS account and generate an API key at Dashboard → Settings → API Keys

Vendor documentation

What you can do with it

Provision dedicated real-SIM US phone numbers
Receive and extract OTP codes from SMS
List active numbers and unread message counts
Check billing status and manage subscriptions

Source and maintenance

Community listingRegistry 2.0.3

mcp-registry: io.github.rchanllc/joltsms-sms@2.0.3 Source repository

Maintenance checked: Oct 31, 2026, 10:59 PM UTC

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

@joltsms/mcp-server 2.0.3

npm

@joltsms/mcp-server package definition

{
  "version": "2.0.3",
  "transport": "stdio",
  "identifier": "@joltsms/mcp-server",
  "registryType": "npm",
  "environmentVariables": [
    {
      "name": "JOLTSMS_API_KEY",
      "format": "string",
      "isRequired": true,
      "description": "Your JoltSMS API key (jolt_sk_*). Create one at https://app.joltsms.com/settings"
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.

Cursor configuration

{
  "mcpServers": {
    "joltsms-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@joltsms/mcp-server@2.0.3"
      ],
      "env": {
        "JOLTSMS_API_KEY": "<YOUR_JOLTSMS_API_KEY>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.

Cline configuration

{
  "mcpServers": {
    "joltsms-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@joltsms/mcp-server@2.0.3"
      ],
      "env": {
        "JOLTSMS_API_KEY": "<YOUR_JOLTSMS_API_KEY>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.

VS Code configuration

{
  "servers": {
    "joltsms-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@joltsms/mcp-server@2.0.3"
      ],
      "env": {
        "JOLTSMS_API_KEY": "<YOUR_JOLTSMS_API_KEY>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.

Claude Desktop configuration

{
  "mcpServers": {
    "joltsms-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@joltsms/mcp-server@2.0.3"
      ],
      "env": {
        "JOLTSMS_API_KEY": "<YOUR_JOLTSMS_API_KEY>"
      }
    }
  }
}

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