Metadium is a blockchain platform that combines decentralized identity, AI, and EVM compatibility to provide an interoperable identity layer across chains and services. Its offerings include Meta ID and ID Hub, smart-contract-based DID functions, SDKs and APIs, on-chain governance, fee delegation, and a block explorer. The platform supports production identity, payment, and security use cases for enterprises, public institutions, financial organizations, and Web3 service providers.