diff --git a/src/docgen/generators/base.py b/src/docgen/generators/base.py
new file mode 100644
index 0000000..3be07c3
--- /dev/null
+++ b/src/docgen/generators/base.py
@@ -0,0 +1,23 @@
+"""Base generator class."""
+
+from abc import ABC, abstractmethod
+from pathlib import Path
+from typing import Optional
+from docgen.models import DocConfig, Endpoint
+
+
+class BaseGenerator(ABC):
+    """Abstract base class for documentation generators."""
+
+    def __init__(self, config: Optional[DocConfig] = None):
+        self.config = config or DocConfig()
+
+    @abstractmethod
+    def generate(self, endpoints: list[Endpoint], output_dir: Path) -> Path:
+        """Generate documentation and return the output path."""
+        pass
+
+    def _ensure_output_dir(self, output_dir: Path) -> Path:
+        """Ensure output directory exists."""
+        output_dir.mkdir(parents=True, exist_ok=True)
+        return output_dir