diff --git a/agent/modules.py b/agent/modules.py
index d6e3615..f55f4ff 100644
--- a/agent/modules.py
+++ b/agent/modules.py
@@ -1,6 +1,7 @@
 from enum import Enum
 from typing import Any, Dict, List, Optional, Literal
 from pydantic import BaseModel, Field, ValidationError
+from .utils import *
 import dspy
 
 
diff --git a/agent/utils.py b/agent/utils.py
new file mode 100644
index 0000000..d13d469
--- /dev/null
+++ b/agent/utils.py
@@ -0,0 +1,24 @@
+from typing import Dict, Any
+import re
+
+
+def to_snake_case(name: str) -> str:
+    """Convert PascalCase or camelCase string to snake_case."""
+    s1 = re.sub("(.)([A-Z][a-z]+)", r"\1_\2", name)
+    return re.sub("([a-z0-9])([A-Z])", r"\1_\2", s1).lower()
+
+
+def save_signature_to_file(
+    result: Dict[str, Any], output_path: str | None = None
+) -> str:
+    """Save generated signature code to a Python file"""
+    if not output_path:
+        signature_name = result.get("signature_name", "generated_signature")
+        output_path = f"{to_snake_case(signature_name)}.py"
+
+    if result.get("code"):
+        with open(output_path, "w") as f:
+            f.write(result["code"])
+        return output_path
+    else:
+        raise ValueError("No code to save")