X402 Tools MCP Server: Install & Setup

Install X402 Tools in Claude Code

Claude Code

claude mcp add --transport http sslip-x402-tools https://mcp.187.77.111.249.sslip.io/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "sslip-x402-tools": {
      "url": "https://mcp.187.77.111.249.sslip.io/mcp"
    }
  }
}

Pay-per-call MCP tools via x402 (USDC on Base): QR codes, images, text analysis, web fetch.

Probably not entirely. The listing mentions pay-per-call, credits or a subscription. Check the provider for current pricing.

Remote. Hosted by the provider. You connect with a URL, nothing to install.

Run: claude mcp add --transport http sslip-x402-tools https://mcp.187.77.111.249.sslip.io/mcp

Senpi-Station/x402-mcp-web-extract

Pay-per-use web extract, token prices, and wallet balances via x402 USDC micropayments.

dev.workers.kikoribera03.flat-rate-llm/x402-tools

61 x402 pay-per-call tools that chain: each answer names the next call. No API key, no account.

dev.workers.microtools-x402.x402-web-tools/web-tools

Web/PDF to Markdown, transcription, paper search and citation checks. Pay per call in USDC via x402.

foxxx009/x402-tools-mcp

Pay-per-call research tools for AI agents, paid via x402 USDC. Remote MCP, one free tool.

iparadise71/x402-api

Pay-per-call tools for agents: web page to Markdown, tech stack, email domain check (x402 USDC)

swiftbotlab/x402-toolbox

62 pay-per-call web, DNS, EVM and data tools. x402 USDC on Base, $0.003-$0.02 per call, no signup.