With a total budget of €536.1 million, the Horizon Europe Cluster 4 Digital call 2025 covers 28 topics across 4 different destinations. It offers exciting funding opportunities in a broad range of areas:
Destination 2: Achieving technological leadership for Europe’s open strategic autonomy in raw materials, chemicals and innovative materials
HORIZON-CL4-2025-03-MATERIALS-46: Innovative Advanced Materials (IAMs) for photonics, enabling low-power and ultra-broadband performance for telecommunication (RIA) (Innovative Advanced Materials for Europe partnership)
HORIZON-CL4-2025-03-MATERIALS-47: Innovative Advanced Materials (IAMs) for conformable, flexible or stretchable electronics (RIA) (Innovative Advanced Materials for Europe partnership)
Destination 3: Developing an agile and secure single market and infrastructure for data-services and trustworthy artificial intelligence services
HORIZON-CL4-2025-03-DATA-08: Large-scale pilots for supply end-to-end infrastructures integrating device, network computing and communication capabilities for Telco Edge Cloud deployments, as a basis for Connected Collaborative Computing Networks (3C networks) (RIA)
HORIZON-CL4-2025-03-DATA-09: Alignment of stakeholders towards the supplyside large-scale pilot of end-to-end infrastructures integrating device, network computing and communication capabilities (CSA)
HORIZON-CL4-2025-03-DATA-10: Roadmap for next generation computing technologies from IoT device level to edge to cloud to HPC (CSA)
HORIZON-CL4-2025-03-DATA-11: Open Internet Stack: development of technological commons/open-source 3C building blocks (RIA)
HORIZON-CL4-2025-03-DATA-12: Preparing the Advancement of the state of the art of submarine cable infrastructures (CSA)
HORIZON-CL4-2025-03-DATA-13: Fostering Innovative and Compliant Data Ecosystems (IA) (AI, Data and Robotics Partnership)
HORIZON-CL4-2025-04-DATA-02: Empowering AI/generative AI along the Cognitive Computing continuum (RIA) (AI/Data/Robotics Partnership)
HORIZON-CL4-2025-04-DATA-03: Software Engineering for AI and generative AI (RIA) (AI/Data/Robotics Partnership)
Destination 4: Achieving open strategic autonomy in digital and emerging enabling technologies
HORIZON-CL4-2025-03-DIGITAL-EMERGING-01: Continuation of the Quantum Technologies Flagship (CSA)
HORIZON-CL4-2025-03-DIGITAL-EMERGING-02: Quantum Computing – complementing the quantum computing FPAs with the development of a technology agnostic software stack (RIA)
HORIZON-CL4-2025-03-DIGITAL-EMERGING-03: Supporting Digital Partnerships in Quantum technologies (RIA)
HORIZON-CL4-2025-03-DIGITAL-EMERGING-04: Post-exascale HPC (CSA)
HORIZON-CL4-2025-03-DIGITAL-EMERGING-08: Strengthening the fabless Start-up and SME ecosystem in Europe (CSA)
HORIZON-CL4-2025-03-DIGITAL-EMERGING-07: Robust and trustworthy GenerativeAI for Robotics and industrial automation (RIA) (AI/Data/Robotics & Made in Europe Partnerships)
HORIZON-CL4-2025-03-DIGITAL-EMERGING-09: Challenge-Driven GenAI4EU Booster (RIA) (AI/Data/Robotics Partnership)
HORIZON-CL4-2025-04-DIGITAL-EMERGING-01: Advanced sensor technologies and multimodal sensor integration for multiple application domains (IA) (Photonics Partnership)
HORIZON-CL4-2025-04-DIGITAL-EMERGING-04: Assessment methodologies for General Purpose AI capabilities and risks (RIA) (AI/Data/Robotics Partnership)
HORIZON-CL4-2025-04-DIGITAL-EMERGING-05: Soft Robotics for Advanced physical capabilities (IA) (AI/Data/Robotics Partnership)
HORIZON-CL4-2025-04-DIGITAL-EMERGING-07: Enhanced Learning Strategies for General Purpose AI: Advancing GenAI4EU (RIA) (AI/Data/Robotics Partnership)
Destination 6: Digital and industrial technologies driving human-centric innovation
HORIZON-CL4-2025-03-HUMAN-14: Core technologies for virtual worlds (RIA) (Virtual Worlds and Photonics Partnerships)
HORIZON-CL4-2025-03-HUMAN-15: GenAI4EU: Generative AI for Virtual Worlds: Advanced technologies for better performance and hyper personalised and immersive experience (IA) (AI/Data/Robotics & Virtual Worlds Partnerships)
HORIZON-CL4-2025-03-HUMAN-16: Drive the evolution of the internet towards open and interoperable Web 4.0 and Virtual Worlds: building blocks in priority areas (RIA) (Virtual Worlds Partnership)
HORIZON-CL4-2025-03-HUMAN-17: Specific support for the Virtual Worlds Partnership and the Web 4.0 initiative (CSA) (Virtual Worlds Partnership)
HORIZON-CL4-2025-03-HUMAN-18: GenAI4EU central Hub (CSA) (AI/Data/Robotics Partnership)
HORIZON-CL4-2025-03-HUMAN-19: International cooperation in semiconductors (CSA)
HORIZON-CL4-2025-04-HUMAN-08: GenAI for Africa
Background
Horizon Europe Cluster 4 Digital covers the development of key digital technologies, supporting a green and digital transformation as well as a human-centred ethical development of emerging digital technologies for competitiveness and the European Green Deal.
HaDEA supports digital research by managing the Digital part of Cluster 4 ‘Digital, Industry and Space’ of the Horizon Europe programme and the legacy programme Horizon 2020.
Further details on calls HORIZON-CL4-2025-03 and HORIZON-CL4-2025-04 can be found in the Horizon Europe Work Programme 2025.
More information about the Horizon Europe strategic plan for 2025-2027, which sets out the strategic orientations for the final years of the EU’s largest research and innovation (R&I) programme to date, can be found here.