diff --git a/.changeset/exempt-task-prompt-write-approval.md b/.changeset/exempt-task-prompt-write-approval.md
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+---
+"@runfusion/fusion": patch
+---
+
+summary: Allow planning sessions to persist PROMPT.md without an approval gate.
+category: fix
+dev: Classify `fn_task_prompt_write` as coordination-exempt in both gate paths so permanent-agent unknown-tool fail-safe no longer requires approval for plan/spec writes.