The INTELLIGENT project will provide advanced peer-to-peer (P2P) technology leveraging and extending GSY DEX as an open-source P2P exchange software and demonstrate it in 4 diverse EU communities. INTELLIGENT’s comprehensive P2P trading infrastructure includes interoperable decentralised energy exchange components, secure data exchange, and optimised trading and flexibility management for citizens and grid operators. These tools will be open source and protocol- and regulation-agnostic, customisable for specific market requirements. Innovations centres on a bottom-up, asset-based energy market design with sophisticated, AI/ML and blockchain-powered trading and flexibility mechanisms, supported by dynamic grid fee models and interoperability with grid operators, asset management and other related services.