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

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

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

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

Which MCP server has more tools and community activity?

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

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

SCRIPTMASTERLABS — x4… vs SendCheck — EVM addre…

Feature & Specification Comparison

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

SCRIPTMASTERLABS — x402 Gateway Configuration

mcpServers (Claude Desktop / Cursor)

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

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 vs SendCheck — EVM address verification (x402)

At a Glance & Executive Verdict

Which MCP Server Should You Choose?

Choose SCRIPTMASTERLABS — x402 Gateway when:

Choose SendCheck — EVM address verification (x402) when:

Feature & Specification Comparison

Tools & Capabilities Breakdown

SCRIPTMASTERLABS — x402 Gateway Tools (3)

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

Ready-to-Paste Client Configurations

Frequently Asked Questions

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