"Onyx is your personal AI agent that responds to voice commands, grows smarter & more capable over time, and earns you bitcoin. It's part of the OpenAgents network where every agent makes all agents smarter."
Specific feature-set is open-ended because as a NIP-90 client it will evolve new features as the market adds them :)
For now it should be any computer that can run a React Native Expo development environment, so most any Windows/Mac/Linux computer plus the relevant Android or iOS device or emulator.
Once we have the codebase to a point where it's worth testing, probably end of next week, we'll add better setup instructions in the README. Most people will want to wait for the test builds via TestFlight and Google Play or raw APKs, ETA 7-10 days on those.