Web3 Research MCP vs X402 API Server

In-depth architectural comparison of the Web3 Research MCP and X402 API Server 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 Web3 Research MCP 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).
• You have access to required keys: COINGECKO_API_KEY.
• Primary tools included: Multi-source crypto token data aggregation, Structured reporting of technical, market, and social info, Local operation with no external data transmission.

Explore Web3 Research MCP Details

Choose X402 API Server when:

• You need dedicated capabilities in the Finance & Fintech domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: other (Free / Open Source).
• Primary tools included: x402 per-request USDC payments, Base mainnet payment support, Multi-chain gas tracking.

Feature & Specification Comparison

Specification	Web3 Research MCP aaronjmars Finance & Fintech	X402 API Server fernsugi Finance & Fintech
Summary
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": {
    "aaronjmars-web3-research-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@smithery/cli"
      ],
      "env": {
        "COINGECKO_API_KEY": "YOUR_COINGECKO_API_KEY_HERE"
      }
    }
  }
}

{
  "mcpServers": {
    "fernsugi-x402-api-server": {
      "command": "npx",
      "args": [
        "-y",
        "@x402-api/mcp-server"
      ]
    }
  }
}

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