What is the key difference between SendCheck — EVM address verification (x402) and SCRIPTMASTERLABS — x402 Gateway?

SendCheck — EVM address verification (x402) belongs to the Finance & Fintech category with local stdio execution, while SCRIPTMASTERLABS — x402 Gateway belongs to the Finance & Fintech category with cloud HTTP/SSE execution.

How do I install SendCheck — EVM address verification (x402) or SCRIPTMASTERLABS — x402 Gateway 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 SendCheck — EVM address verification (x402) and SCRIPTMASTERLABS — x402 Gateway free or paid?

SendCheck — EVM address verification (x402) operates under a Free / Open Source model (No auth required). SCRIPTMASTERLABS — x402 Gateway operates under a Freemium model (No auth required).

Which MCP server has more tools and community activity?

SendCheck — EVM address verification (x402) lists 0 tools with 0 views and 0 GitHub stars. SCRIPTMASTERLABS — x402 Gateway lists 3 tools with 2 views and 0 GitHub stars.

Can I use both SendCheck — EVM address verification (x402) and SCRIPTMASTERLABS — x402 Gateway 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.

SendCheck — EVM addre… vs SCRIPTMASTERLABS — x4…

SendCheck — EVM addre… vs SCRIPTMASTERLABS — x4… | AllMCPs

Feature & Specification Comparison

Specification	S SendCheck — EVM address verification (x402) Finance & Fintech	S SCRIPTMASTERLABS — x402 Gateway VerifiedFinance & Fintech
Summary	Pre-send EVM address checks: free pre-check, $0.01 check, $0.05 deep scan. x402: payment is auth.	Remote MCP gateway for SCRIPTMASTERLABS x402-paid tools and agent-native API access on Base, with free capability discovery and pay-per-use execution.
Category & Scope	Finance & Fintech	Finance & Fintech
Quality signal	27/100 (Emerging)	76/100 (Great)
Transport Protocol	Local Subprocess (stdio)	Remote HTTP/SSE
Auth Requirement	No auth required	No auth required
Pricing Model	Free / Open Source	Freemium
Required Env Vars	None required	None required
Compatible Clients	Claude DesktopCursorWindsurfClineVS Code	Claude DesktopCursorWindsurfClineVS Code
Install path signal	`npx · low`	`Remote (HTTP/SSE) · medium`
Engagement & Health	0 views 0 copies 0 upvotes	2 views 0 copies 0 upvotes
Verified / Official	Community Listing	Yes (Verified)
Open full listing	View SendCheck — EVM address verification (x402) Listing	View SCRIPTMASTERLABS — x402 Gateway Listing

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).

SendCheck — EVM address verification (x402) Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "sendcheck-evm-address-verification-x402": {
      "command": "npx",
      "args": [
        "-y",
        "sendcheck-evm-address-verification-x402"
      ]
    }
  }
}

SCRIPTMASTERLABS — x402 Gateway Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "scriptmasterlabs-x402-gateway": {
      "url": "https://mcp-x402.onrender.com/mcp"
    }
  }
}

SendCheck — EVM address verification (x402) vs SCRIPTMASTERLABS — x402 Gateway

At a Glance & Executive Verdict

Which MCP Server Should You Choose?

Choose SendCheck — EVM address verification (x402) when:

Choose SCRIPTMASTERLABS — x402 Gateway when:

Feature & Specification Comparison

Tools & Capabilities Breakdown

SendCheck — EVM address verification (x402) Tools (0)

SCRIPTMASTERLABS — x402 Gateway Tools (3)

Ready-to-Paste Client Configurations

Frequently Asked Questions

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