diff --git a/paperforge/embedding/providers/base.py b/paperforge/embedding/providers/base.py
new file mode 100644
index 00000000..49ef2cf1
--- /dev/null
+++ b/paperforge/embedding/providers/base.py
@@ -0,0 +1,13 @@
+from __future__ import annotations
+
+from abc import ABC, abstractmethod
+
+
+class EmbeddingProvider(ABC):
+    @abstractmethod
+    def encode(self, texts: list[str]) -> list[list[float]]:
+        ...
+
+    @abstractmethod
+    def encode_single(self, text: str) -> list[float]:
+        ...