What is the key difference between JSON Validator API and SMS Validator API?

JSON Validator API belongs to the Finance & Fintech category with local stdio execution, while SMS Validator API belongs to the Finance & Fintech category with local stdio execution.

How do I install JSON Validator API or SMS Validator API in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are JSON Validator API and SMS Validator API free or paid?

JSON Validator API operates under a Free / Open Source model (No auth required). SMS Validator API operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

JSON Validator API lists 0 tools with 0 views and 0 GitHub stars. SMS Validator API lists 0 tools with 0 views and 0 GitHub stars.

Can I use both JSON Validator API and SMS Validator API together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

How do I install JSON Validator API or SMS Validator API in Claude Desktop, Cursor, or Windsurf?

Both servers follow the standard Model Context Protocol configuration format. Simply copy the JSON block from the configuration section above and paste it into your AI client's mcpServers configuration object (for instance in claude_desktop_config.json or ~/.cursor/mcp.json ), then completely restart or refresh the application.

Are JSON Validator API and SMS Validator API free to use, or do they require API keys?

JSON Validator API is listed under a Free / Open Source model with No auth required . SMS Validator API operates under a Free / Open Source model with No auth required . If environment variables are required (such as API keys), be sure to define them under the env key in your MCP client's configuration file.

Can I run both JSON Validator API and SMS Validator API at the same time in my AI client?

Yes! MCP clients support multi-server orchestration. You can include both json-validator-api and sms-validator-api as distinct keys inside the single mcpServers object in your configuration file. Your AI assistant will automatically select and call the appropriate tool from either server during chat sessions.

Which MCP server has higher directory engagement and quality ratings?

On AllMCPs, JSON Validator API has a Quality Score of 27 /100 ( Emerging ) with 0 views, 0 installs, and 0 GitHub stars. SMS Validator API holds a Quality Score of 27 /100 ( Emerging ) with 0 views, 0 installs, and 0 GitHub stars.

Side-by-Side Model Context Protocol Comparison

JSON Validator API vs SMS Validator API

In-depth architectural comparison of the JSON Validator API and SMS Validator 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.

At a Glance & Executive Verdict

JSON Validator API

Finance & Fintech · Local stdio

Quality: 27/100 (Emerging) | Auth: No auth required

SMS Validator API

Finance & Fintech · Local stdio

Quality: 27/100 (Emerging) | Auth: No auth required

Verdict Summary: Choose JSON Validator API if you need specialized Finance & Fintech tools running via a local process. Choose SMS Validator API if your workspace requires Finance & Fintech integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose JSON Validator API when:

You need dedicated capabilities in the Finance & Fintech domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore JSON Validator API Details

Choose SMS Validator API when:

You need dedicated capabilities in the Finance & Fintech domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore SMS Validator API Details

Feature & Specification Comparison

Specification	J JSON Validator API Finance & Fintech	S SMS Validator API Finance & Fintech
Summary	JSON syntax validation, JSON Schema checking, structure stats. x402 micropayment.	Validate SMS-capable phone numbers — mobile vs landline, E.164 format. x402 micropayment.
Category & Scope	Finance & Fintech	Finance & Fintech
Quality signal

Tools & Capabilities Breakdown

JSON Validator API Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

SMS Validator API Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

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).

JSON Validator API Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "json-validator-api": {
      "command": "npx",
      "args": [
        "-y",
        "json-validator-api"
      ]
    }
  }
}

SMS Validator API Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "sms-validator-api": {
      "command": "npx",
      "args": [
        "-y",
        "sms-validator-api"
      ]
    }
  }
}

Frequently Asked Questions

JSON Validator API is categorized under Finance & Fintech and uses a local stdio subprocess. In contrast, SMS Validator API belongs to Finance & Fintech using local stdio subprocess. Select JSON Validator API when you need capabilities focused on finance & fintech and SMS Validator API when you require tools for finance & fintech.

More alternatives to JSON Validator API More alternatives to SMS Validator API Finance & Fintech category hub

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