Wren Pre-sign Check for Zed

io.github.claudeisgod/wren-presign-check

Check a tx, EIP-712 payload, text or Base token before your agent signs. Paid per call over x402.

client:Zed transport:streamable-http tools:4

Install Wren Pre-sign Check in Zed

~/.config/zed/settings.json · windows: %APPDATA%\Zed\settings.json

{
  "context_servers": {
    "wren-presign-check": {
      "url": "https://wren-presign-check.wrenonbase.workers.dev/mcp"
    }
  }
}

Merge this into your existing settings object — do not replace the file. Zed docs