Open Call 2025: Submit Your COST Action Proposal

Open Call 2025: Submit Your COST Action Proposal 800 800 Open and Universal Science (OPUS) Project

The Open Call 2025 is officially open! If you have a groundbreaking idea that can contribute to Europe’s scientific, technological, economic, cultural, or societal advancement, now is the time to act.

Key Details

  • Submission Deadline: 21 October 2025, 12:00 (noon) CEST
  • New Requirement: A revised Technical Annex template must be used for all submissions.

What is the Open Call?

The Open Call invites researchers to submit proposals for COST Actions that advance knowledge in Europe. Multi- and interdisciplinary proposals are strongly encouraged to foster innovation across fields.

Why Participate?

COST Actions are a unique opportunity to collaborate with researchers across Europe and beyond, driving impactful projects that support knowledge-sharing and development.

Submission Process

The submission, evaluation, selection, and approval (SESA) process for proposals is designed to be:

  • Transparent
  • Competitive
  • Inclusive

The process follows COST’s bottom-up principles, ensuring that proposals are entirely science and technology-driven.

How to Apply

  1. Review the SESA guidelines and the Open Call Announcement on the Documents and Guidelines page.
  2. Use the updated Technical Annex template for your submission.
  3. Submit your proposal via e-COST, the dedicated online grant management platform.

For more information and to get started, visit the COST Association’s Open Call page. Don’t miss this opportunity to make an impact on Europe’s future—submit your proposal before the deadline!

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