<h1>Interoperability advances enable cross-chain data sharing while decentralized oracles and AI supply trusted inputs for smarter crypto systems.</h1> Polkadot implements a relay-chain and parachain model to enable secure cross-chain interoperability without compromising scalability or security. Chainlink delivers decentralized oracle services that aggregate multiple trusted data feeds to supply reliable on-chain inputs for smart contracts across ecosystems. Ozak AI offers AI-driven predictive analytics and machine learning for crypto markets and DeFi, and the article discloses promotional presale details and fundraising claims presented as a press release with an accompanying disclaimer.