diff --git a/.env.example b/.env.example
index 924146613c4..84c348ae09e 100644
--- a/.env.example
+++ b/.env.example
@@ -411,6 +411,9 @@ IMAGE_TOOLS_DEBUG=false
 # Groq API key (free tier — used for Whisper STT in voice mode)
 # GROQ_API_KEY=
 
+# ElevenLabs API key (cloud STT/TTS — Scribe transcription)
+# ELEVENLABS_API_KEY=
+
 # =============================================================================
 # STT PROVIDER SELECTION
 # =============================================================================