{"version":"2.1.81","anchor":"sessionstart-hook-initialusermessage-field","canonical_anchor":"sessionstart-hook-initialusermessage-field","heading":"SessionStart Hook initialUserMessage Field","tier":null,"area":null,"scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.81\/e\/sessionstart-hook-initialusermessage-field","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.81","markdown":"### SessionStart Hook `initialUserMessage` Field\n\n**What**\n\nThe `SessionStart` hook event input now includes an optional `initialUserMessage` field containing the first user message.\n\n**Details**\n\n- Allows hooks to access the initial prompt text at session start\n- Useful for hooks that need to adjust behavior based on what the user asked\n\n**Evidence**\n\nSessionStart hook field (search for `\"initialUserMessage\"`)"}