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Quackr MCP Server

@quackr-mcp

基本情報

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トランスポート

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作者

quackr-mcp

投稿者

quackr-mcp

Quackr MCP Server について

Get virtual phone numbers for SMS verification, OTP receipt, and number management.

#sms#otp#phone-numbers

Quackr MCP Server の設定

以下の設定を使って、このサーバーを MCP 対応クライアントに追加してください。

{
  "mcpServers": {
    "quackr": {
      "type": "http",
      "url": "https://mcp.quackr.io/",
      "headers": {
        "Authorization": "Bearer YOUR_API_KEY_HERE"
      }
    }
  }
}

Quackr MCP Server のツール

6

Get the current account balance in USD

Get phone number rental pricing for a specific country

Check available phone number inventory for a country

Purchase a temporary number for receiving SMS (deducts from balance)

Check SMS messages received on a rented number

List all currently active (rented) numbers on the account

概要

What is Quackr MCP?

Quackr MCP is an official MCP server for Quackr — virtual phone numbers for SMS verification and OTP receipt. It lets MCP-compatible clients like Claude check pricing and inventory, purchase temporary numbers, and read incoming SMS programmatically.

How to use Quackr MCP?

Configure it in your MCP client with the hosted endpoint https://mcp.quackr.io/ and an Authorization: Bearer YOUR_API_KEY header. Use the CLI command claude mcp add --transport http quackr https://mcp.quackr.io/ --header "Authorization: Bearer YOUR_API_KEY_HERE" or add it to your ~/.claude.json. For Claude Desktop, add it as a custom connector in Settings → Connectors with the same header.

Key features of Quackr MCP

  • get-balance – Get current account balance in USD
  • get-pricing – Get phone number rental pricing for a country
  • get-inventory – Check available phone number inventory for a country
  • purchase-number – Purchase a temporary number for receiving SMS
  • check-sms – Check SMS messages received on a rented number
  • list-active-numbers – List all currently active (rented) numbers

Use cases of Quackr MCP

  • Check account balance before renting a number
  • Look up pricing and inventory for a specific country
  • Purchase a temporary phone number for SMS verification
  • Read OTPs and incoming SMS from a rented number
  • Manage multiple active numbers programmatically

よくある質問

1

How do I get an API key?

Sign in at quackr.io, open your profile page, and copy the API key from the API section.

2

What transport and authentication does Quackr MCP use?

It uses Streamable HTTP transport with Bearer token authentication via the `Authorization: Bearer YOUR_API_KEY` header.

3

Can I use Quackr MCP with Claude Desktop?

Yes, add it as a remote custom connector in Settings → Connectors with the URL `https://mcp.quackr.io/` and the `Authorization` header.

4

Does Quackr also offer a REST API?

Yes, a full REST API is available at `https://api.quackr.io/` with the same authentication. See `api.quackr.io/swagger.json` for the spec.

5

Where is the Quackr MCP server hosted?

The official hosted endpoint is `https://mcp.quackr.io/`. It does not run locally.

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