diff --git a/.env.example b/.env.example
index d2a903a..6225669 100644
--- a/.env.example
+++ b/.env.example
@@ -33,6 +33,15 @@ STATUS_CHANNEL_ID=                    # Discord channel ID for live status updat
 # STATUS_SHOW_ROOMS=true              # Show room status in dashboard
 # STATUS_SHOW_ROOM_DETAILS=false      # Show detailed room info
 
+# --- Fallback provider (when Claude/Codex both unavailable) ---
+# FALLBACK_ENABLED=true               # Enable fallback provider
+# FALLBACK_PROVIDER_NAME=kimi         # Provider name for logging
+# FALLBACK_BASE_URL=                  # OpenAI-compatible API base URL
+# FALLBACK_AUTH_TOKEN=                # API token for fallback provider
+# FALLBACK_MODEL=kimi-k2.5            # Fallback model
+# FALLBACK_SMALL_MODEL=kimi-k2.5      # Fallback small model
+# FALLBACK_COOLDOWN_MS=600000         # Cooldown between fallback attempts (10min)
+
 # --- Advanced ---
 # MAX_CONCURRENT_AGENTS=5             # Max parallel agent processes
 # SESSION_COMMAND_ALLOWED_SENDERS=    # Comma-separated Discord user IDs for session commands