diff --git a/model/cortex-x4.sh b/model/cortex-x4.sh
new file mode 100644
index 0000000..83f3352
--- /dev/null
+++ b/model/cortex-x4.sh
@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+#
+# Copyright (c) 2025, Arm Limited. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+set_model_path "$warehouse/SysGen/Models/$model_version/$model_build/external/models/$model_flavour/FVP_Base_Cortex-X4"
+
+source "$ci_root/model/fvp_common.sh"
+
+cat <<EOF >>"${model_param_file}"
+-C bp.terminal_0.start_port=5000
+-C bp.terminal_1.start_port=5001
+-C bp.terminal_2.start_port=5002
+-C bp.terminal_3.start_port=5003
+
+-C pctl.use_in_cluster_ppu=true
+-C cluster0.core_power_on_by_default=false
+EOF
diff --git a/model/cortex-x925.sh b/model/cortex-x925.sh
new file mode 100644
index 0000000..19473fc
--- /dev/null
+++ b/model/cortex-x925.sh
@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+#
+# Copyright (c) 2025, Arm Limited. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+set_model_path "$warehouse/SysGen/Models/$model_version/$model_build/external/models/$model_flavour/FVP_Base_Cortex-X925"
+
+source "$ci_root/model/fvp_common.sh"
+
+cat <<EOF >>"${model_param_file}"
+-C bp.terminal_0.start_port=5000
+-C bp.terminal_1.start_port=5001
+-C bp.terminal_2.start_port=5002
+-C bp.terminal_3.start_port=5003
+
+-C pctl.use_in_cluster_ppu=true
+-C cluster0.core_power_on_by_default=false
+EOF