diff --git a/backend/backend.proto b/backend/backend.proto
index 8e4224789b6e..d8a0cd9fccce 100644
--- a/backend/backend.proto
+++ b/backend/backend.proto
@@ -472,7 +472,7 @@ message ToolFormatMarkers {
   string id_field = 16;            // e.g., "id"
   bool fun_name_is_key = 17;
   bool tools_array_wrapped = 18;
-  bool uses_python_dicts = 19;
+  reserved 19;
 
   // Reasoning markers
   string reasoning_start = 20;     // e.g., "<think>"
diff --git a/backend/cpp/llama-cpp/Makefile b/backend/cpp/llama-cpp/Makefile
index 99346c43d9c1..1a03bc66d10d 100644
--- a/backend/cpp/llama-cpp/Makefile
+++ b/backend/cpp/llama-cpp/Makefile
@@ -1,5 +1,5 @@
 
-LLAMA_VERSION?=5744d7ec430e2f875a393770195fda530560773f
+LLAMA_VERSION?=a0bbcdd9b6b83eeeda6f1216088f42c33d464e38
 LLAMA_REPO?=https://github.com/ggerganov/llama.cpp
 
 CMAKE_ARGS?=
diff --git a/backend/cpp/llama-cpp/grpc-server.cpp b/backend/cpp/llama-cpp/grpc-server.cpp
index 5b86ca24b27f..67b5632af7d6 100644
--- a/backend/cpp/llama-cpp/grpc-server.cpp
+++ b/backend/cpp/llama-cpp/grpc-server.cpp
@@ -2687,7 +2687,6 @@ class BackendServiceImpl final : public backend::Backend::Service {
                         tf->set_id_field(ap.tools.format.id_field);
                         tf->set_fun_name_is_key(ap.tools.format.fun_name_is_key);
                         tf->set_tools_array_wrapped(ap.tools.format.tools_array_wrapped);
-                        tf->set_uses_python_dicts(ap.tools.format.uses_python_dicts);
                         tf->set_function_field(ap.tools.format.function_field);
 
                         tf->set_gen_id_field(ap.tools.format.gen_id_field);
diff --git a/core/config/gguf.go b/core/config/gguf.go
index fa4b2bc9476b..ae95d4a13c3f 100644
--- a/core/config/gguf.go
+++ b/core/config/gguf.go
@@ -143,7 +143,6 @@ func DetectThinkingSupportFromBackend(ctx context.Context, cfg *ModelConfig, bac
 				IDField:           tf.IdField,
 				FunNameIsKey:      tf.FunNameIsKey,
 				ToolsArrayWrapped: tf.ToolsArrayWrapped,
-				UsesPythonDicts:   tf.UsesPythonDicts,
 				FunctionField:     tf.FunctionField,
 				ParameterOrder:    tf.ParameterOrder,
 				GenIDField:        tf.GenIdField,
diff --git a/pkg/functions/parse.go b/pkg/functions/parse.go
index 403ec790aa17..2076be3cde74 100644
--- a/pkg/functions/parse.go
+++ b/pkg/functions/parse.go
@@ -149,7 +149,6 @@ type ToolFormatMarkers struct {
 	IDField          string
 	FunNameIsKey     bool
 	ToolsArrayWrapped bool
-	UsesPythonDicts  bool
 	FunctionField    string
 	ParameterOrder   []string