Blockchain-based decentralized machine learning protocol. On-Device Machine Learning without Data Extraction. Utilize untapped private data in individual devices for machine learning with privacy protected. Unleash Innovation from Periphery. Unlock innovation by creating a developer community and competitions in algorithm marketplace. Connect Idle Processing Power of Billions Devices. Leverage processing power of all connected devices for running machine learning algorithms. Mass Participation in Machine Learning Training. Create an algorithm trainer community to improve algorithms through collective efforts. Multi-Blockchain Adoption and Interoperability. Communicate across multi-chains to achieve blockchain-agnostic protocol. Return Power to Ecosystem Owners. Avoid centralization and control by a few oligopolies via blockchain and tokenization.