keryx for VS Code

io.github.tang-vu/keryx

Autonomous research agent that pays every source it cites in USDC on Arc via x402 micropayments.

client:VS Code transport:streamable-http runtime:npm tools:2

Install keryx in VS Code

.vscode/mcp.json

{
  "servers": {
    "keryx": {
      "type": "http",
      "url": "https://keryx.cc/mcp"
    }
  }
}

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