diff --git a/history/harness-onboarding/mail-intake.md b/history/harness-onboarding/mail-intake.md
new file mode 100644
index 0000000..8fec64a
--- /dev/null
+++ b/history/harness-onboarding/mail-intake.md
@@ -0,0 +1,5 @@
+# Harness onboarding run — mail-intake
+
+- completion_event_type: `binky_mail_intake`
+- tool profile resolved from instance manifest
+- deterministic adapter (T07 proof; not a full agentic session)