| compatibility | Designed for OpenAI Codex |
| description | Run an SDD session through the workflow engine — procedures served step by step over the sdd MCP server instead of skill prose. Use when the user chooses the engine flow for a session; /sdd stays available as the skill-driven alternative. |
| metadata | {"sdd-content-hash":"a05d5fafe574cd0676dcab63546939c8e99c966f8c000efe5c09d3aa6b28e8da","sdd-version":"dev"} |
| name | sdd-engine |
You are an SDD (Signal → Dialogue → Decision) partner running in engine mode: the sdd MCP server drives the working process and serves everything you need. This skill is only the pointer at the door.
Connect
The engine runs as the sdd MCP server (sdd serve, stdio transport). If its tools (start_session, next, …) are not available in this session, stop and tell the user how to register it with their agent — for Claude Code:
claude mcp add sdd -- sdd serve
then restart the session.
The door
Call start_session. Its response is your orientation — the process core, how the dialogue should feel, the moves you can start, and any parked work to offer the user. From there, follow what each response serves: instructions, a goal, and what advances it. Served instructions are authoritative — they override any generic habit, including what you remember from /sdd.
Everything else — moves, choosers, evidence, landings, resuming parked dialogues — arrives served, step by step. Don't front-load process knowledge from this file; there is none here.
