Tollbooth X402 vs SCRIPTMASTERLABS — x402 Gateway

In-depth architectural comparison of the Tollbooth X402 and SCRIPTMASTERLABS — x402 Gateway 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 Tollbooth X402 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).
• Primary tools included: tollbooth_catalog, tollbooth_preview, tollbooth_verify_hash.

Explore Tollbooth X402 Details

S

Choose SCRIPTMASTERLABS — x402 Gateway 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 (Freemium).
• Primary tools included: sml_discover, sml_status, x402_contract.

Explore SCRIPTMASTERLABS — x402 Gateway Details

Feature & Specification Comparison

Specification	Tollbooth X402 Finance & Fintech	S SCRIPTMASTERLABS — x402 Gateway VerifiedFinance & Fintech
Summary	Discover, preview & self-verify 56 x402 pay-per-call finance/tax calculators for AI agents.	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

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": {
    "tollbooth-x402": {
      "command": "npx",
      "args": [
        "-y",
        "tollbooth-x402"
      ]
    }
  }
}

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

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