diff --git a/src/lexocraft/llm/text_completion.cpp b/src/lexocraft/llm/text_completion.cpp
index 2d58424..c178d12 100644
--- a/src/lexocraft/llm/text_completion.cpp
+++ b/src/lexocraft/llm/text_completion.cpp
@@ -624,24 +624,4 @@ namespace lc {
 
         return *this;
     }
-
-    TextCompleter& TextCompleter::save(const std::filesystem::path& filepath) {
-        std::ofstream file {filepath};
-
-        cereal::BinaryOutputArchive oarchive {file};
-
-        oarchive(*this);
-
-        return *this;
-    }
-
-    TextCompleter& TextCompleter::load(const std::filesystem::path& filepath) {
-        std::ifstream file {filepath};
-
-        cereal::BinaryInputArchive iarchive {file};
-
-        iarchive(*this);
-
-        return *this;
-    }
 } // namespace lc
diff --git a/src/lexocraft/llm/text_completion.hpp b/src/lexocraft/llm/text_completion.hpp
index 15a09f7..52755d4 100644
--- a/src/lexocraft/llm/text_completion.hpp
+++ b/src/lexocraft/llm/text_completion.hpp
@@ -344,9 +344,6 @@ namespace lc {
 
         TextCompleter& create_vector_subdatabases();
 
-        TextCompleter& save(const std::filesystem::path& filepath);
-        TextCompleter& load(const std::filesystem::path& filepath);
-
         TextCompleter();
         TextCompleter(const TextCompleter&) = default;
         TextCompleter& operator=(const TextCompleter&) = default;
diff --git a/src/lexocraft/llm/text_completion_interface.hpp b/src/lexocraft/llm/text_completion_interface.hpp
index b83f23f..cfb4d85 100644
--- a/src/lexocraft/llm/text_completion_interface.hpp
+++ b/src/lexocraft/llm/text_completion_interface.hpp
@@ -1,3 +1,8 @@
+#include <fstream>
+
+#include <cereal/cereal.hpp>
+#include <cereal/types/memory.hpp>
+
 #include <lexocraft/llm/text_completion.hpp>
 
 namespace lc {
@@ -73,6 +78,26 @@ namespace lc {
         return create_vector_subdatabases();
     }
 
+    TextCompleter& TextCompleter::save_file(const std::filesystem::path& filepath) {
+        std::ofstream file {filepath};
+
+        cereal::BinaryOutputArchive archive {file};
+
+        archive(*this);
+
+        return *this;
+    }
+
+    TextCompleter& TextCompleter::load_file(const std::filesystem::path& filepath) {
+        std::ifstream file {filepath};
+
+        cereal::BinaryInputArchive archive {file};
+
+        archive(*this);
+
+        return *this;
+    }
+
     // -------------------------- Ephermal Memory Accumulator --------------------------
     TextCompleter& TextCompleter::set_ephemeral_memory_accumulator_layer_sizes(
         const BinaryLayerSizeVectorGenerator_t& binary_layer_size_vector_generator,