Your AI.
Your key. Your PC.
A native Windows chat app for the AI provider you already pay for. No subscription, no middleman — paste a key and start talking.
windows open to the world,
one click, then it runs.
One app for every AI provider
AiRuntor brings the models you use into a single fast Windows window.
Bring your own key
Use the API key you already have. AiRuntor never sells access — it just connects you.
Gemini, OpenAI, Anthropic
Switch between Google Gemini, OpenAI and Anthropic models from one dropdown.
OpenRouter & more
Reach hundreds of models through OpenRouter with a single key.
Local & custom endpoints
Point AiRuntor at any OpenAI-compatible server — including models running on your own machine.
Keys stay on your PC
Your key and your chats are stored locally. Nothing goes through Applistor servers.
Native Windows app
Built with WPF on .NET 8 — fast, light and at home on Windows 10 and 11.
Chatting in three steps
Install, paste a key, and you're talking to your model.
Install
Run the installer. It sets up AiRuntor on Windows 10 or 11 in seconds.
Paste your key
Choose a provider and paste the API key from your account. It's saved only on this PC.
Start chatting
Pick a model and type. Switch providers any time from the same window.
Get AiRuntor
Free for Windows 10 and 11. Your AI, your key, your PC.
Download AiRuntor