diff --git a/src/bindings/c/include/openvino/c/ov_compiled_model.h b/src/bindings/c/include/openvino/c/ov_compiled_model.h
index 8061d6e458e..1477f14d4b2 100644
--- a/src/bindings/c/include/openvino/c/ov_compiled_model.h
+++ b/src/bindings/c/include/openvino/c/ov_compiled_model.h
@@ -37,7 +37,7 @@ typedef struct ov_compiled_model ov_compiled_model_t;
 OPENVINO_C_API(ov_status_e) ov_compiled_model_inputs_size(const ov_compiled_model_t* compiled_model, size_t* size);
 
 /**
- * @brief Get a const input port of ov_compiled_model_t.
+ * @brief Get the single const input port of ov_compiled_model_t, which only support single input model.
  * @ingroup compiled_model
  * @param compiled_model A pointer to the ov_compiled_model_t.
  * @param input_port A pointer to the ov_output_const_port_t.
@@ -63,7 +63,7 @@ ov_compiled_model_input_by_index(const ov_compiled_model_t* compiled_model,
  * @brief Get a const input port of ov_compiled_model_t by name.
  * @ingroup compiled_model
  * @param compiled_model A pointer to the ov_compiled_model_t.
- * @param name input name (char *).
+ * @param name input tensor name (char *).
  * @param input_port A pointer to the ov_output_const_port_t.
  * @return Status code of the operation: OK(0) for success.
  */
@@ -83,7 +83,7 @@ OPENVINO_C_API(ov_status_e)
 ov_compiled_model_outputs_size(const ov_compiled_model_t* compiled_model, size_t* size);
 
 /**
- * @brief Get a const output port of ov_compiled_model_t.
+ * @brief Get the single const output port of ov_compiled_model_t, which only support single output model.
  * @ingroup compiled_model
  * @param compiled_model A pointer to the ov_compiled_model_t.
  * @param output_port A pointer to the ov_output_const_port_t.
@@ -109,7 +109,7 @@ ov_compiled_model_output_by_index(const ov_compiled_model_t* compiled_model,
  * @brief Get a const output port of ov_compiled_model_t by name.
  * @ingroup compiled_model
  * @param compiled_model A pointer to the ov_compiled_model_t.
- * @param name input name (char *).
+ * @param name input tensor name (char *).
  * @param output_port A pointer to the ov_output_const_port_t.
  * @return Status code of the operation: OK(0) for success.
  */
diff --git a/src/bindings/c/include/openvino/c/ov_model.h b/src/bindings/c/include/openvino/c/ov_model.h
index c0df61f08d5..e514d703c19 100644
--- a/src/bindings/c/include/openvino/c/ov_model.h
+++ b/src/bindings/c/include/openvino/c/ov_model.h
@@ -63,7 +63,7 @@ OPENVINO_C_API(ov_status_e)
 ov_model_const_input_by_index(const ov_model_t* model, const size_t index, ov_output_const_port_t** input_port);
 
 /**
- * @brief Get an input port of ov_model_t.
+ * @brief Get single input port of ov_model_t, which only support single input model.
  * @ingroup model
  * @param model A pointer to the ov_model_t.
  * @param input_port A pointer to the ov_output_port_t.
@@ -94,7 +94,7 @@ OPENVINO_C_API(ov_status_e)
 ov_model_input_by_index(const ov_model_t* model, const size_t index, ov_output_port_t** input_port);
 
 /**
- * @brief Get a const output port of ov_model_t.
+ * @brief Get a single const output port of ov_model_t, which only support single output model..
  * @ingroup model
  * @param model A pointer to the ov_model_t.
  * @param output_port A pointer to the ov_output_const_port_t.
@@ -125,7 +125,7 @@ OPENVINO_C_API(ov_status_e)
 ov_model_const_output_by_name(const ov_model_t* model, const char* tensor_name, ov_output_const_port_t** output_port);
 
 /**
- * @brief Get an output port of ov_model_t.
+ * @brief Get an single output port of ov_model_t, which only support single output model.
  * @ingroup model
  * @param model A pointer to the ov_model_t.
  * @param output_port A pointer to the ov_output_const_port_t.
@@ -148,7 +148,7 @@ ov_model_output_by_index(const ov_model_t* model, const size_t index, ov_output_
  * @brief Get an output port of ov_model_t by name.
  * @ingroup model
  * @param model A pointer to the ov_model_t.
- * @param tensor_name input tensor name (char *).
+ * @param tensor_name output tensor name (char *).
  * @param output_port A pointer to the ov_output_port_t.
  * @return Status code of the operation: OK(0) for success.
  */
@@ -199,7 +199,7 @@ ov_model_reshape(const ov_model_t* model,
  * @brief Do reshape in model with partial shape for a specified name.
  * @ingroup model
  * @param model A pointer to the ov_model_t.
- * @param tensor_name The name of input tensor.
+ * @param tensor_name The tensor name of input tensor.
  * @param partialShape A PartialShape.
  * @return Status code of the operation: OK(0) for success.
  */