diff --git a/docs/turn-loop.md b/docs/turn-loop.md
index e72df3b..19b7a25 100644
--- a/docs/turn-loop.md
+++ b/docs/turn-loop.md
@@ -216,6 +216,12 @@ it as a stdio child via `--mcp-config`. The hyperhive socket name is
   scheduling a new one fails if the cap is already hit.
 - `whoami()` — `{ name, role, pronouns, hyperhive_rev }` for
   self-identification without scraping the system prompt.
+- `request_next_turn()` — ask the harness to start another turn
+  immediately after this one ends, even if the inbox is empty. Use for
+  multi-turn tasks (long builds, sequential steps) where you want to
+  continue without waiting for an external message. The next turn starts
+  with `from: "self"` and `body: "continue"`. No-op if new inbox
+  messages arrive before this turn ends. No args.
 
 ### Waking the agent from inside the container