SMS Validator API vs Currency Converter API

In-depth architectural comparison of the SMS Validator API and Currency Converter API MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

Choose SMS Validator API when:

• You need dedicated capabilities in the Finance & Fintech domain.
• You prefer remote streaming HTTP/SSE transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: sms_validate_number, phone, countryCode.

Explore SMS Validator API Details

Choose Currency Converter API when:

• You need dedicated capabilities in the Finance & Fintech domain.
• You prefer remote streaming HTTP/SSE transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: finance_convert_currency, amount, from.

Explore Currency Converter API Details

Feature & Specification Comparison

Specification	SMS Validator API Finance & Fintech	Currency Converter API Finance & Fintech
Summary	Validate SMS-capable phone numbers — mobile vs landline, E.164 format. x402 micropayment.	Fiat and crypto currency conversion — ECB + CoinGecko rates. x402 micropayment.
Category & Scope	Finance & Fintech	Finance & Fintech

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "sms-validator-api": {
      "url": "https://sms-validator.api.klymax402.com/mcp"
    }
  }
}

{
  "mcpServers": {
    "currency-converter-api": {
      "url": "https://currency-converter.api.klymax402.com/mcp"
    }
  }
}

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