openRouterGUI - OpenRouter credits, models, chat and text tools (GUI + CLI)

openRouterGUI.exe without arguments opens the window (it stays in the tray).
In a terminal use openRouterGUI.com, e.g.:
  openRouterGUI balance
  openRouterGUI translate -to EN "Dobry den"
  openRouterGUI --help
You need your own OpenRouter API key (openrouter.ai).
Requires Windows 10/11 (uses .NET Framework 4.8, built into Windows).