Unofficial; not affiliated with the European Commission. Source: European Commission, EU Funding & Tenders Portal. Reused under the Commission's reuse policy (Decision 2011/833/EU, CC BY 4.0); we reorganise the facts and add counts.

HORIZON-CL4-2027 Calls: 34 Topics, Open and Upcoming (Oct 2026)

As of 2026-10-26, 34 EU funding calls are listed here: 15 open for submission and 19 forthcoming; 0 have a deadline within 30 days. Stated budgets add up to €705.9 million; the median is €22.5 million (32 of 34 state a budget).

Topics of every HORIZON-CL4-2027 call listed here: HORIZON-CL4-2027-01 (11), HORIZON-CL4-2027-02-two-stage (2), HORIZON-CL4-2027-03 (5), HORIZON-CL4-2027-04 (11), HORIZON-CL4-2027-05 (1), HORIZON-CL4-2027-06 (2), HORIZON-CL4-2027-07 (2).

Applying: How to apply for EU funding (6 steps) · EU Funding & Tenders Portal (free registration)

Calls

Sort:

Calls. Source: EU Funding & Tenders Portal
Call	Programme	Type of action	Budget	Next deadline
Advanced manufacturing for key products (IA) (Made in Europe partnership) HORIZON-CL4-2027-01-MAT-PROD-02	Horizon Europe	Horizon Europe Innovation Actions	€36m	2 Feb 2027
Circular innovative advanced materials: facilitating the transition from design to markets (RIA) (Innovative Advanced Materials for the EU and Made in Europe partnerships) HORIZON-CL4-2027-01-MAT-PROD-06	Horizon Europe	Horizon Europe Research and Innovation Actions	€36m	2 Feb 2027
Efficient energy input from renewable sources and energy management in the process industries (IA) (Processes4Planet and Innovative Advanced Materials for the EU partnerships) HORIZON-CL4-2027-02-MAT-PROD-32-two-stage	Horizon Europe	Horizon Europe Innovation Actions	€52.5m	2 Feb 2027
European network for upscaling venture builders’ roles in research performing organisations (CSA) HORIZON-CL4-2027-01-MAT-PROD-50	Horizon Europe	Horizon Europe Coordination and Support Actions	€1m	2 Feb 2027
Expert network on Critical raw materials (CSA) HORIZON-CL4-2027-01-MAT-PROD-17	Horizon Europe	Horizon Europe Coordination and Support Actions	€3m	2 Feb 2027
Factory processes and automation for de- and re-manufacturing (RIA) (Made in Europe partnership) HORIZON-CL4-2027-01-MAT-PROD-03	Horizon Europe	Horizon Europe Research and Innovation Actions	€36m	2 Feb 2027
Fast Track to Innovation for breakthroughs in the Chemical Industry Action Plan (Research and Innovation Action) HORIZON-CL4-2027-01-MAT-PROD-62	Horizon Europe	Horizon Europe Research and Innovation Actions	€13.6m	2 Feb 2027
Fast Track to Research and Innovation for breakthroughs in industrial technologies (Research and Innovation Action) HORIZON-CL4-2027-01-MAT-PROD-61	Horizon Europe	Horizon Europe Research and Innovation Actions	€20m	2 Feb 2027
Innovative advanced materials and new production processes – reducing dependencies on Critical and Strategic Raw Materials (IA) (Innovative Advanced Materials for the EU and Processes4Planet partnerships) HORIZON-CL4-2027-01-MAT-PROD-22	Horizon Europe	Horizon Europe Innovation Actions	€36m	2 Feb 2027
New approaches for Human/AI collaboration for the workforce of the future (RIA) (Made in Europe and AI, Data and Robotics partnerships) HORIZON-CL4-2027-02-DIGITAL-EMERGING-52-two-stage	Horizon Europe	Horizon Europe Research and Innovation Actions	€30m	2 Feb 2027
Pilot access schemes to Technology Infrastructures for European startups, scaleups and innovative SMEs (CSA) HORIZON-CL4-2027-01-MAT-PROD-47	Horizon Europe	Horizon Europe Coordination and Support Actions	€5m	2 Feb 2027
Technologies for innovative processing of raw materials (IA) HORIZON-CL4-2027-01-MAT-PROD-16	Horizon Europe	Horizon Europe Innovation Actions	€49m	2 Feb 2027
Textile circularity through advanced processing and manufacturing technologies and system approaches (IA) (Textiles for the Future partnership) HORIZON-CL4-2027-01-MAT-PROD-08	Horizon Europe	Horizon Europe Innovation Actions	€16m	2 Feb 2027
Unlocking the potential of academic intellectual assets for industry, SMEs and startups (CSA) HORIZON-CL4-2027-01-MAT-PROD-42	Horizon Europe	Horizon Europe Coordination and Support Actions	€2m	2 Feb 2027
‘Proof of market’ to improve valorisation and commercialisation of Horizon generated R&I results (IA) HORIZON-CL4-2027-01-MAT-PROD-49	Horizon Europe	Horizon Europe Innovation Actions	€4.7m	2 Feb 2027
Advanced and Innovative hardware components for Virtual Worlds (RIA) (Virtual Worlds Partnership) HORIZON-CL4-2027-04-HUMAN-01	Horizon Europe	Horizon Europe Research and Innovation Actions	€39m	18 Mar 2027 opens 17 Nov 2026
Advanced integrated photonic devices for extended features and ultra-low power consumption (RIA) (Photonics Partnership) HORIZON-CL4-2027-05-DIGITAL-EMERGING-03	Horizon Europe	Horizon Europe Research and Innovation Actions	€25m	18 Mar 2027 opens 17 Nov 2026
Apply AI: AI-Driven Robotics for Industry: Enabling System Integration and Adoption (IA) (Partnership in AI, Data and Robotics) HORIZON-CL4-2027-04-DIGITAL-EMERGING-05	Horizon Europe	Horizon Europe Innovation Actions	€18m	18 Mar 2027 opens 17 Nov 2026
Apply AI: Challenge-Driven AI Innovation Booster in Apply AI prioritised sectors (RIA) (Partnership in AI, Data and Robotics) HORIZON-CL4-2027-04-DIGITAL-EMERGING-04	Horizon Europe	Horizon Europe Research and Innovation Actions	€42m	18 Mar 2027 opens 17 Nov 2026
Create a thriving and competitive Virtual Worlds and Web 4.0 ecosystem (CSA) (Virtual Worlds Partnership) HORIZON-CL4-2027-04-HUMAN-02	Horizon Europe	Horizon Europe Coordination and Support Actions	€3m	18 Mar 2027 opens 17 Nov 2026
Demand-side 3C pilot demonstrators on converged Telco Edge Cloud Infrastructure (IA) HORIZON-CL4-2027-04-DATA-08	Horizon Europe	Horizon Europe Innovation Actions	€38m	18 Mar 2027 opens 17 Nov 2026
EU Frontier AI Initiative: Developing frontier AI solutions that are safe and computationally efficient within Apply AI (RIA) HORIZON-CL4-2027-04-DIGITAL-EMERGING-11	Horizon Europe	Horizon Europe Research and Innovation Actions	€44m	18 Mar 2027 opens 17 Nov 2026
Energy efficiency and sustainability of AI data processing in Data Centres (IA) HORIZON-CL4-2027-04-DATA-09	Horizon Europe	Horizon Europe Innovation Actions	€39m	18 Mar 2027 opens 17 Nov 2026
Facilitate the engagement of European stakeholders in international digital standardisation (CSA) HORIZON-CL4-2027-04-HUMAN-07	Horizon Europe	Horizon Europe Coordination and Support Actions	€7m	18 Mar 2027 opens 17 Nov 2026
Horizon scanning and foresight in future enabling digital technologies (CSA) HORIZON-CL4-2027-04-DIGITAL-EMERGING-10	Horizon Europe	Horizon Europe Coordination and Support Actions	€4m	18 Mar 2027 opens 17 Nov 2026
International cooperation in AI (IA) HORIZON-CL4-2027-04-DIGITAL-EMERGING-06	Horizon Europe	Horizon Europe Innovation Actions	€3m	18 Mar 2027 opens 17 Nov 2026
New approaches for decentralized, federated and sustainable AI data processing (RIA) HORIZON-CL4-2027-04-DATA-03	Horizon Europe	Horizon Europe Research and Innovation Actions	€35m	18 Mar 2027 opens 17 Nov 2026
Digital enablers and building blocks for collaborative Earth Observation and Satellite telecommunications for Space solutions (Space Partnership) HORIZON-CL4-2027-SPACE-03-33	Horizon Europe	Horizon Europe Research and Innovation Actions	€4m	2 Sep 2027 opens 9 Mar 2027
Digital solutions for autonomy for space transportation systems, design and simulation tools - Digital enablers and building blocks (Space Partnership) HORIZON-CL4-2027-SPACE-03-12	Horizon Europe	Horizon Europe Innovation Actions	€5m	2 Sep 2027 opens 9 Mar 2027
ISOS4I Pilot Mission Integrated Ground Test and consolidation of space-compatible USI solutions HORIZON-CL4-2027-SPACE-03-21	Horizon Europe	Horizon Europe Research and Innovation Actions	€3.9m	2 Sep 2027 opens 9 Mar 2027
Preparing demonstration missions for collaborative Earth Observation and Satellite telecommunication for Space solutions (Space Partnership) HORIZON-CL4-2027-SPACE-03-34	Horizon Europe	Horizon Europe Innovation Actions	€26m	2 Sep 2027 opens 9 Mar 2027
Quantum Space Gravimetry topic HORIZON-CL4-2027-SPACE-03-71	Horizon Europe	Horizon Europe Research and Innovation Actions	€29.2m	2 Sep 2027 opens 9 Mar 2027
Space critical EEE components for EU non-dependence HORIZON-CL4-2027-SPACE-07-83	Horizon Europe	Horizon Europe Research and Innovation Actions	Not stated	20 Jan 2028 opens 7 Oct 2027
Space critical equipment for EU non-dependence HORIZON-CL4-2027-SPACE-07-84	Horizon Europe	Horizon Europe Research and Innovation Actions	Not stated	20 Jan 2028 opens 7 Oct 2027

FAQ

How many calls are listed here?

34 (15 open, 19 forthcoming), based on EU Funding & Tenders Portal data retrieved 2026-10-26. The portal itself is the official and complete list.

Which deadline comes first?

Advanced manufacturing for key products (IA) (Made in Europe partnership) (HORIZON-CL4-2027-01-MAT-PROD-02) — next deadline 2 Feb 2027.

Does it cost anything to apply?

No. Creating an EU Login, registering your organisation and submitting a proposal on the EU Funding & Tenders Portal is free. Be wary of anyone charging for access to calls.