Wren Pre-sign Check for VS Code

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:VS Code transport:streamable-http tools:4

Install Wren Pre-sign Check in VS Code

.vscode/mcp.json

{
  "servers": {
    "wren-presign-check": {
      "type": "http",
      "url": "https://wren-presign-check.wrenonbase.workers.dev/mcp"
    }
  }
}

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