The Workflow MCP server stores editable AI protocols that persist across sessions. It's the source of truth for how AI assistants should behave in the Nexus ecosystem.
Location: /opt/mcp-servers/workflow/mcp_workflow_server.py Redis Port: 6615 (vault) / 6616 (operational) Locker: l_8573
Key Concept: workflow.init returns ALL protocols merged (universal + user-specific) in one call. This is the FIRST thing to call on session start.