The documentation page INTEL/OPENVINO/&AMP;NUM;OPTIMUM.INTEL.OVMODELFORCAUSALLM.MODEL doesn’t exist in v1.21.2, but exists on the main version. Click <a href="/docs/optimum/main/en/intel/openvino/&amp;num;optimum.intel.OVModelForCausalLM.model">here</a> to redirect to the main version of the documentation.