diff --git a/src/frontends/ir/src/frontend.cpp b/src/frontends/ir/src/frontend.cpp
index 37199930ff204f..7259cb78fc577d 100644
--- a/src/frontends/ir/src/frontend.cpp
+++ b/src/frontends/ir/src/frontend.cpp
@@ -163,7 +163,7 @@ InputModel::Ptr FrontEnd::load_impl(const std::vector<ov::Any>& variants) const
         return exts;
     };
 
-    auto create_input_model = [&](std::string weights_path) -> std::shared_ptr<InputModel> {
+    auto create_input_model = [&](std::filesystem::path weights_path) -> std::shared_ptr<InputModel> {
         if (provided_model_stream) {
             return std::make_shared<InputModel>(*provided_model_stream,
                                                 weights,
@@ -243,7 +243,7 @@ InputModel::Ptr FrontEnd::load_impl(const std::vector<ov::Any>& variants) const
         }
     }
 
-    return create_input_model(ov::util::path_to_string(weights_path));
+    return create_input_model(weights_path);
 }
 
 std::shared_ptr<ov::Model> FrontEnd::convert(const InputModel::Ptr& model) const {
diff --git a/src/frontends/ir/src/input_model.cpp b/src/frontends/ir/src/input_model.cpp
index 3794880df4199f..77f105a5b1b944 100644
--- a/src/frontends/ir/src/input_model.cpp
+++ b/src/frontends/ir/src/input_model.cpp
@@ -208,13 +208,13 @@ class InputModel::InputModelIRImpl {
     std::unordered_map<std::string, ov::OpSet> m_opsets;
     pugi::xml_node m_root;
     pugi::xml_document m_xml_doc;
-    std::string m_weights_path;
+    std::filesystem::path m_weights_path;
 
 public:
     InputModelIRImpl(std::istream& model,
                      const std::shared_ptr<ov::AlignedBuffer>& weights,
                      const std::unordered_map<ov::DiscreteTypeInfo, ov::BaseOpExtension::Ptr>& extensions,
-                     std::string weights_path)
+                     std::filesystem::path weights_path)
         : m_weights(weights),
           m_extensions(extensions),
           m_weights_path(std::move(weights_path)) {
@@ -226,7 +226,7 @@ class InputModel::InputModelIRImpl {
     InputModelIRImpl(const std::shared_ptr<ov::AlignedBuffer>& model,
                      const std::shared_ptr<ov::AlignedBuffer>& weights,
                      const std::unordered_map<ov::DiscreteTypeInfo, ov::BaseOpExtension::Ptr>& extensions,
-                     std::string weights_path)
+                     std::filesystem::path weights_path)
         : m_weights(weights),
           m_extensions(extensions),
           m_weights_path(std::move(weights_path)) {
@@ -249,14 +249,14 @@ class InputModel::InputModelIRImpl {
 InputModel::InputModel(std::istream& model,
                        const std::shared_ptr<ov::AlignedBuffer>& weights,
                        const std::unordered_map<ov::DiscreteTypeInfo, ov::BaseOpExtension::Ptr>& extensions,
-                       std::string weights_path) {
+                       std::filesystem::path weights_path) {
     _impl = std::make_shared<InputModelIRImpl>(model, weights, extensions, std::move(weights_path));
 }
 
 InputModel::InputModel(const std::shared_ptr<ov::AlignedBuffer>& model,
                        const std::shared_ptr<ov::AlignedBuffer>& weights,
                        const std::unordered_map<ov::DiscreteTypeInfo, ov::BaseOpExtension::Ptr>& extensions,
-                       std::string weights_path) {
+                       std::filesystem::path weights_path) {
     _impl = std::make_shared<InputModelIRImpl>(model, weights, extensions, std::move(weights_path));
 }
 
diff --git a/src/frontends/ir/src/input_model.hpp b/src/frontends/ir/src/input_model.hpp
index 98e3a0f4dfde5a..dcc0d2e415ca34 100644
--- a/src/frontends/ir/src/input_model.hpp
+++ b/src/frontends/ir/src/input_model.hpp
@@ -4,6 +4,7 @@
 
 #pragma once
 
+#include <filesystem>
 #include <istream>
 #include <memory>
 
@@ -23,12 +24,12 @@ class InputModel : public ov::frontend::InputModel {
     InputModel(std::istream& stream,
                const std::shared_ptr<ov::AlignedBuffer>& weights,
                const std::unordered_map<ov::DiscreteTypeInfo, ov::BaseOpExtension::Ptr>& extensions,
-               std::string weights_path = {});
+               std::filesystem::path weights_path = {});
 
     InputModel(const std::shared_ptr<ov::AlignedBuffer>& model_buf,
                const std::shared_ptr<ov::AlignedBuffer>& weights,
                const std::unordered_map<ov::DiscreteTypeInfo, ov::BaseOpExtension::Ptr>& extensions,
-               std::string weights_path = {});
+               std::filesystem::path weights_path = {});
 
     std::shared_ptr<Model> convert();
 };
diff --git a/src/inference/src/dev/core_impl.cpp b/src/inference/src/dev/core_impl.cpp
index 2c82ec3898f72e..eca783732c2a0d 100644
--- a/src/inference/src/dev/core_impl.cpp
+++ b/src/inference/src/dev/core_impl.cpp
@@ -882,7 +882,8 @@ ov::SoPtr<ov::ICompiledModel> ov::CoreImpl::compile_model(const std::shared_ptr<
             const auto& rt_info = model->get_rt_info();
             auto weights_path = rt_info.find("__weights_path");
             if (weights_path != rt_info.end()) {
-                parsed.m_config[ov::weights_path.name()] = weights_path->second;
+                parsed.m_config[ov::weights_path.name()] =
+                    ov::util::path_to_string(weights_path->second.as<std::filesystem::path>());
             }
         }
 
diff --git a/src/plugins/intel_gpu/src/runtime/execution_config.cpp b/src/plugins/intel_gpu/src/runtime/execution_config.cpp
index f1f1c37275a078..c5214ee7ac21d1 100644
--- a/src/plugins/intel_gpu/src/runtime/execution_config.cpp
+++ b/src/plugins/intel_gpu/src/runtime/execution_config.cpp
@@ -26,6 +26,7 @@
 #include "openvino/runtime/plugin_config.hpp"
 #include "openvino/runtime/properties.hpp"
 #include "openvino/runtime/weightless_properties_utils.hpp"
+#include "openvino/util/file_util.hpp"
 #include "ov_ops/dynamic_quantize.hpp"
 #include "ov_ops/rms.hpp"
 #include "transformations/utils/utils.hpp"
@@ -40,7 +41,7 @@ ov::RTMap get_rt_info(const ov::Model& model) {
         rt_info = model.get_rt_info<ov::AnyMap>("runtime_options");
 
     if (model.has_rt_info("__weights_path")) {
-        rt_info[ov::weights_path.name()] = model.get_rt_info<ov::Any>("__weights_path");
+        rt_info[ov::weights_path.name()] = ov::util::path_to_string(model.get_rt_info<std::filesystem::path>("__weights_path"));
     }
     return rt_info;
 }
diff --git a/src/plugins/template/src/plugin.cpp b/src/plugins/template/src/plugin.cpp
index 062fd82ef643ab..b71516e416eee5 100644
--- a/src/plugins/template/src/plugin.cpp
+++ b/src/plugins/template/src/plugin.cpp
@@ -231,8 +231,8 @@ std::shared_ptr<ov::ICompiledModel> ov::template_plugin::Plugin::import_model(
             if (auto m = model_hint->second.as<std::shared_ptr<ov::Model>>()) {
                 if (m->has_rt_info("__weights_path")) {
                     AnyMap rt_info;
-                    auto p = m->get_rt_info<std::string>("__weights_path");
-                    rt_info[ov::weights_path.name()] = m->get_rt_info<ov::Any>("__weights_path");
+                    rt_info[ov::weights_path.name()] =
+                        ov::util::path_to_string(m->get_rt_info<std::filesystem::path>("__weights_path"));
                     weights = get_model_weights(rt_info);
                 }
             }
diff --git a/src/tests/functional/base_func_tests/include/behavior/compiled_model/compiled_model_base.hpp b/src/tests/functional/base_func_tests/include/behavior/compiled_model/compiled_model_base.hpp
index 8a3a63bc279567..4ff3ee2cce9859 100644
--- a/src/tests/functional/base_func_tests/include/behavior/compiled_model/compiled_model_base.hpp
+++ b/src/tests/functional/base_func_tests/include/behavior/compiled_model/compiled_model_base.hpp
@@ -1,5 +1,5 @@
 // Copyright (C) 2018-2026 Intel Corporation
-// SPDX-License-Identifcorer: Apache-2.0
+// SPDX-License-Identifier: Apache-2.0
 //
 
 #include <fstream>
@@ -1074,7 +1074,7 @@ TEST_P(OVCompiledModelBaseTest, use_blob_hint_has_priority_over_cache_but_weight
         compiled_model.export_model(blob_file);
     }
     {
-        model->get_rt_info()["__weights_path"] = w_file_path.string();
+        model->get_rt_info()["__weights_path"] = w_file_path;
         configuration.emplace(ov::hint::compiled_blob(ov::read_tensor_data(blob_file_path)));
         if (target_device == utils::DEVICE_GPU) {
             configuration.emplace(ov::hint::model(model));