diff --git a/install-stack.sh b/install-stack.sh
index b33ecf1..12dadfe 100755
--- a/install-stack.sh
+++ b/install-stack.sh
@@ -1337,6 +1337,92 @@ ${build_out}"
   npm_add_location "/forecasting/" "10.10.10.113" 3080
 }
 
+deploy_rates() {
+  msg_step "Rate Monitor (LXC 115 · 10.10.10.115)"
+
+  if [[ -z "${RATES_DB_PASS:-}" ]]; then
+    RATES_DB_PASS=$(openssl rand -base64 24 | tr -dc 'a-zA-Z0-9' | head -c 24)
+    printf '\nRATES_DB_PASS=%s\n' "$RATES_DB_PASS" >> "$CREDS_FILE"
+    msg_ok "Generated RATES_DB_PASS → ${CREDS_FILE}"
+  fi
+  if [[ -z "${RATES_SECRET:-}" ]]; then
+    RATES_SECRET=$(openssl rand -base64 24 | tr -dc 'a-zA-Z0-9' | head -c 32)
+    printf '\nRATES_SECRET=%s\n' "$RATES_SECRET" >> "$CREDS_FILE"
+    msg_ok "Generated RATES_SECRET → ${CREDS_FILE}"
+  fi
+
+  msg_info "Creating LXC 115 (2 GB RAM, 2 cores)"
+  create_lxc 115 "10.10.10.115" "rates" 2048 2
+  msg_ok "LXC 115 created"
+
+  msg_info "Installing Docker"
+  install_docker 115
+  install_mgmt_key 115
+  msg_ok "Docker + SSH ready"
+
+  msg_info "Creating rates database"
+  pct exec 100 -- bash -c "
+    docker exec hotel-manage-postgres psql -U postgres -c \
+      \"CREATE USER rates WITH PASSWORD '${RATES_DB_PASS}';\" 2>/dev/null || true
+    docker exec hotel-manage-postgres psql -U postgres -c \
+      \"CREATE DATABASE rates_db OWNER rates;\" 2>/dev/null || true
+    docker exec hotel-manage-postgres psql -U postgres -d rates_db -c \
+      \"GRANT ALL ON SCHEMA public TO rates;\" 2>/dev/null || true
+  " &>/dev/null
+
+  msg_ok "Database rates_db ready (schema applied by Python backend on first start)"
+
+  msg_info "Deploying rates"
+  deploy_service 115 "rates" "${REPO_ROOT}/rates" /opt/rates
+
+  push_file 115 /opt/rates/.env <<EOF
+APP_SLUG=rates
+DATABASE_URL=postgresql://rates:${RATES_DB_PASS}@10.10.10.100:5432/rates_db
+CENTRAL_AUTH_SECRET=${CENTRAL_AUTH_SECRET}
+SETTINGS_URL=http://10.10.10.116:3080
+SETTINGS_SECRET=${SETTINGS_SECRET}
+EOF
+
+  msg_info "Building rates (Playwright install — takes 5-10 min)"
+  local build_out
+  if ! build_out=$(pct exec 115 -- bash -c "cd /opt/rates && docker compose up -d --build 2>&1"); then
+    msg_error "docker compose build failed in LXC 115:
+${build_out}"
+  fi
+
+  msg_info "Waiting for rates"
+  wait_healthy 115 "http://localhost:3080/rates/health" 200 \
+    && msg_ok "Rate Monitor running at 10.10.10.115:3080" \
+    || msg_warn "Rate Monitor may need extra time — check LXC 115 logs"
+
+  # Seed app + capabilities into auth DB
+  msg_info "Seeding rates into auth DB"
+  pct exec 100 -- docker exec hotel-manage-postgres psql -U postgres -d auth_db -c "
+    INSERT INTO apps (slug, name, description, base_path, icon, theme_color, category, internal_host, internal_port)
+    VALUES ('rates', 'Rate Monitor', 'Competitor rate monitoring and direct booking engine rates', '/rates', 'Tag', '#7b4f00', 'Finance', '10.10.10.115', 3080)
+    ON CONFLICT (slug) DO UPDATE SET
+      name=EXCLUDED.name, description=EXCLUDED.description, base_path=EXCLUDED.base_path,
+      icon=EXCLUDED.icon, theme_color=EXCLUDED.theme_color, category=EXCLUDED.category,
+      internal_host=EXCLUDED.internal_host, internal_port=EXCLUDED.internal_port;
+    INSERT INTO app_capabilities (app_id, slug, name, description, sort_order)
+    SELECT a.id, c.slug, c.name, c.description, c.sort_order
+    FROM apps a, (VALUES
+      ('view_own_rates','View Bookability','View own hotel rate and tariff availability',1),
+      ('view_competitors','View Market View','View competitor Booking.com rates',2),
+      ('view_direct_rates','View Direct Rates','View competitor direct booking engine rates',3),
+      ('rate_analysis','Rate Analysis','Drill into competitor pricing structure',4),
+      ('manage_scraper','Manage Scraper','Configure scraper, trigger manual scrapes',5),
+      ('manage_hotels','Manage Competitors','Classify and configure competitor hotels',6)
+    ) AS c(slug, name, description, sort_order)
+    WHERE a.slug = 'rates'
+    ON CONFLICT (app_id, slug) DO NOTHING;
+  " &>/dev/null \
+    && msg_ok "rates seeded into auth DB" \
+    || msg_warn "Seed failed — run auth db.js manually"
+
+  npm_add_location "/rates/" "10.10.10.115" 3080
+}
+
 # ════════════════════════════════════════════════════════════════════════════
 # NPM PROXY HOSTS (via API)
 # ════════════════════════════════════════════════════════════════════════════
@@ -1633,6 +1719,7 @@ if [[ "${1:-}" == "--only" ]]; then
     room-planner)    deploy_room_planner ;;
     maintenance)     deploy_maintenance ;;
     forecasting)     deploy_forecasting ;;
+    rates)           deploy_rates ;;
   esac
   exit 0
 fi
@@ -1656,5 +1743,6 @@ deploy_twin_optimiser
 deploy_room_planner
 deploy_maintenance
 deploy_forecasting
+deploy_rates
 configure_npm_proxy_hosts
 print_summary