Horizon Europe – 2026 Digital Calls now published

The 2026 Work Programme establishes two calls under the Digital pillar: HORIZON-CL4-2026-04 (€ 221.8 million, 15 topics) and HORIZON-CL4-2026-05 (€ 85.5 million, 3 topics).

Learn more about the call details and topics:

HORIZON-CL4-2026-04

Opening date: 15/01/2026 

Deadline: 15/04/2026

Destination: Developing an agile and secure single market and infrastructure for data-services and trustworthy artificial intelligence services

• HORIZON-CL4-2026-04-DATA-02: Open Internet Stack Sovereign Solutions (RIA)
• HORIZON-CL4-2026-04-DATA-03: Open Internet Stack Support for Scale (CSA)
• HORIZON-CL4-2026-04-DATA-06: Efficient and compliant access to and use of data (IA) (AI, Data and Robotics partnership)

Destination: Achieving open strategic autonomy in digital and emerging enabling technologies

• HORIZON-CL4-2026-04-DIGITAL-EMERGING-01: Apply AI: Pilot of the “Science for AI” Pillar of RAISE (“Resource for AI science in Europe”) (RIA)
• HORIZON-CL4-2026-04-DIGITAL-EMERGING-19: Challenge-Driven GenAI4EU Booster in Apply AI prioritised sectors (RIA) (AI/Data/Robotics Partnership)
• HORIZON-CL4-2026-04-DIGITAL-EMERGING-08: Apply AI: Robotics for Manufacturing: Advancing Core Skills through Technical Challenges (RIA) (Partnership in AI, Data and Robotics)
• HORIZON-CL4-2026-04-DIGITAL-EMERGING-09: Advanced Local Digital Twins using AI for Early Warning and Preparedness (IA)
• HORIZON-CL4-2026-04-DIGITAL-EMERGING-11: Grand Challenge on Quantum Sensors for Inertial Navigation
• HORIZON-CL4-2026-04-DIGITAL-EMERGING-12: Standards for Quantum Technologies – Coordination and Support Action (CSA)
• HORIZON-CL4-2026-04-DIGITAL-EMERGING-18: Large-Scale Photonic Quantum Computing Platform Technologies (RIA)
• HORIZON-CL4-2026-04-DIGITAL-EMERGING-14: Networking and Future Photonics Strategy (CSA) (Photonics Partnership)
• HORIZON-CL4-2026-04-DIGITAL-EMERGING-15: Strengthening the cooperation of semiconductor-intensive EU regions (CSA)
• HORIZON-CL4-2026-04-DIGITAL-EMERGING-17: Fostering 2-Dimensional Materials (2DM) based emerging and enabling technologies (CSA)

Destination: Digital and industrial technologies driving human-centric innovation

• HORIZON-CL4-2026-04-HUMAN-01: Developing and demonstrating core technologies for Virtual Worlds and Web 4.0 (IA) (Virtual worlds Partnership)
• HORIZON-CL4-2026-04-HUMAN-02: Web 4.0 architectural framework and Open Internet Stack applications for virtual worlds (RIA)

HORIZON-CL4-2026-05

Opening date: 15/01/2026

Deadline: 15/04/2026

Destination: Leadership in materials and production for Europe

• HORIZON-CL4-2026-05-MAT-PROD-25: New or enhanced Innovative Advanced Materials (IAM) enabled sensing functionality (RIA)

Destination: Achieving open strategic autonomy in digital and emerging enabling technologies

• HORIZON-CL4-2026-05-DIGITAL-EMERGING-02: Next-Generation AI Agents for Real-World Applications in the Apply AI sectors (RIA) (Partnership in AI, Data and Robotics)
• HORIZON-CL4-2026-05-DIGITAL-EMERGING-03: Apply AI: Next-Generation Agile and Intelligent Robotics Platforms for Industrial and Service Applications (Partnership in AI, Data and Robotics) (RIA)

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-CL4-2026-04 and HORIZON-CL4-2026-05 can be found in the Horizon Europe Work Programme 2026.

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.