Automate GitLab Merge Requests Using APIs with n8n

Automate your GitLab merge requests — no manual approvals needed.

This automation streamlines the process of merging GitLab branches by checking approvals, pipeline status, and then merging automatically using the GitLab API. Built with n8n, it's perfect for DevOps teams and developers who want to reduce repetitive tasks and speed up delivery.

Great for developers, DevOps engineers, and automation pros using GitLab CI/CD.

What it does:

🚀 Triggers on webhook, schedule, or GitLab events (e.g. merge request created or approved)
📥 Retrieves merge request details via GitLab API
✅ Validates merge conditions — approval count, pipeline success, etc.
🔄 Automatically merges the branch if all conditions are met
🛡️ Follows best practices (no hardcoded API tokens!)

✅ Setup guide & importable automation included
🔑 Requires GitLab Personal Access Token and repository access

Need help setting it up? We offer full configuration and testing for a one-time fee.