Who is calling, transport-wise. Multi-client transports (Streamable HTTP) run one MCPServer per session, and per-session state — the layer workspace in particular (#1030) — keys off id.
MCPServer
id
Optional
Transport session id; undefined for stdio/in-process (local mode).
Authenticated user identity from AuthScope.user; undefined when unauthenticated.
AuthScope.user
Who is calling, transport-wise. Multi-client transports (Streamable HTTP) run one
MCPServerper session, and per-session state — the layer workspace in particular (#1030) — keys offid.