diff --git a/bindings/python/py_src/tokenizers/models/__init__.pyi b/bindings/python/py_src/tokenizers/models/__init__.pyi
index 0e0a18d2..9ed63760 100644
--- a/bindings/python/py_src/tokenizers/models/__init__.pyi
+++ b/bindings/python/py_src/tokenizers/models/__init__.pyi
@@ -1,4 +1,4 @@
-from .. import Encoding, Offsets
+from .. import Encoding, Offsets, Token
 from typing import List, Optional, Union, Tuple
 
 class Model:
@@ -8,6 +8,15 @@ class Model:
     a Model will return a instance of this class when instantiated.
     """
 
+    def tokenize(self, sequence: str) -> List[Token]:
+        """ Tokenize the given sequence """
+        pass
+    def token_to_id(self, token: str) -> Optional[int]:
+        """ Returns the id associated with the given token """
+        pass
+    def id_to_token(self, id: int) -> Optional[str]:
+        """ Returns the token associated with the given id """
+        pass
     def save(self, folder: str, name: Optional[str] = None) -> List[str]:
         """ Save the current model
 
diff --git a/bindings/python/py_src/tokenizers/processors/__init__.pyi b/bindings/python/py_src/tokenizers/processors/__init__.pyi
index 7e713a89..abad3544 100644
--- a/bindings/python/py_src/tokenizers/processors/__init__.pyi
+++ b/bindings/python/py_src/tokenizers/processors/__init__.pyi
@@ -1,3 +1,4 @@
+from .. import Encoding
 from typing import Tuple, Union, List
 
 class PostProcessor:
@@ -14,6 +15,11 @@ class PostProcessor:
         :return:
         """
         pass
+    def process(
+        self, encoding: Encoding, pair: Optional[Encoding] = None, add_special_tokens: bool = True
+    ) -> Encoding:
+        """ Post-process the given encodings, generating the final one """
+        pass
 
 class BertProcessing(PostProcessor):
     """ BertProcessing