Creating a project can name one the creator owns or administers: its statuses, transitions, types, areas, custom fields and automation rules are copied once (paused rules stay paused; rules assigning to someone who is not in the new project are left out). GraphQL templateProjectId, REST template (id or key), MCP create_project template, and a select in the web's new-project form. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>