preflight402 for VS Code

io.ironshell/preflight402

Trust verdict for an x402 payment endpoint: health, 402 handshake, price, proceed/caution/avoid.

client:VS Code transport:streamable-http

Install preflight402 in VS Code

.vscode/mcp.json

{
  "servers": {
    "preflight402": {
      "type": "http",
      "url": "https://preflight402.ironshell.io/mcp"
    }
  }
}

Requires agent mode. MCP: Open User Configuration puts the same block in every workspace. VS Code docs