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Claude Desktop

mcp for Claude Desktop

dev.x402check/mcp

Preflight before paying any x402 tool (ok|caution|avoid + history). 1 free/wallet; then $0.01 Base.

client:Claude Desktop transport:streamable-http runtime:npm tools:6

Install mcp in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

{
  "mcpServers": {
    "mcp": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://x402check.dev/mcp"
      ]
    }
  }
}

Claude Desktop has no remote transport in its config file, so this bridges through mcp-remote. Restart the app after saving. Claude Desktop docs

What Claude Desktop can do once it is connected

mcp in other clients