Web app
Open instantly in any browser with the latest hosted experience.
OpenOne AI system across web, desktop, Android, and Telegram — with offline mode, strong privacy, and connections to ChatGPT, Gemini, Grok, Codex, Claude Code, and more.
Choose the version that fits how you want to start.
Works across your browser, desktop, phone, and Telegram — with offline mode and built-in connections to the AI models you already use.
Full AI on Android without an internet connection — private by default.

Connect to OpenAI, Google, xAI, and more from one settings page.

Offline AI that actually works, privacy you can verify, and one place to coordinate every AI tool you rely on.
Full AI on Android without sending data to the cloud — works on planes, in tunnels, and in restricted networks.
Your data stays on your device in local mode. In hosted mode, you decide what stays private and what goes to the cloud.
Route work to the right model without switching apps. SelfReason connects to the tools you already use.
Start in the browser, stay focused on desktop, go private on Android, or keep things lightweight inside Telegram. The point is not to be everywhere — it is to be coherent where people already work and where they already run tools like ChatGPT, Gemini, Grok, Codex, and Claude Code.
Open instantly in any browser with the latest hosted experience.
Learn moreA native desktop app for focused work and faster repeat use.
Learn moreOffline, private multimodal AI on ordinary Android phones.
Learn moreQuick AI questions and everyday help inside Telegram.
Learn moreOffline access, cross-device continuity, and multi-model orchestration — combined into one product that actually works together.
Connect to ChatGPT, Gemini, Grok, Codex, Claude Code, and more — then route work to the right model from one interface.
See how orchestration worksWeb, desktop, Android, and Telegram — pick the one that fits your moment and start immediately.
See all platformsNot a limited demo. A full operating mode that runs on your phone without a connection — private by default.
See how offline worksOffline when you need it. Orchestrated when useful. Pick the surface that fits and start in seconds.