diff --git a/models/index_model.py b/models/index_model.py
index bf9ed8e..23418cd 100644
--- a/models/index_model.py
+++ b/models/index_model.py
@@ -221,8 +221,9 @@ class Index_handler:
                     index = await self.loop.run_in_executor(
                         None, partial(self.index_file, temp_path, embedding_model)
                     )
-                    await self.usage_service.update_usage(embedding_model.last_token_usage, embeddings=True)
-
+                    await self.usage_service.update_usage(
+                        embedding_model.last_token_usage, embeddings=True
+                    )
 
             file_name = file.filename
             self.index_storage[ctx.user.id].add_index(index, ctx.user.id, file_name)
@@ -251,7 +252,9 @@ class Index_handler:
                 index = await self.loop.run_in_executor(
                     None, partial(self.index_webpage, link, embedding_model)
                 )
-            await self.usage_service.update_usage(embedding_model.last_token_usage, embeddings=True)
+            await self.usage_service.update_usage(
+                embedding_model.last_token_usage, embeddings=True
+            )
 
             # Make the url look nice, remove https, useless stuff, random characters
             file_name = (
@@ -293,7 +296,9 @@ class Index_handler:
             index = await self.loop.run_in_executor(
                 None, partial(self.index_discord, document, embedding_model)
             )
-            await self.usage_service.update_usage(embedding_model.last_token_usage, embeddings=True)
+            await self.usage_service.update_usage(
+                embedding_model.last_token_usage, embeddings=True
+            )
             self.index_storage[ctx.user.id].add_index(index, ctx.user.id, channel.name)
             await ctx.respond("Index set")
         except Exception:
@@ -351,14 +356,11 @@ class Index_handler:
                 llm_predictor=llm_predictor,
                 embed_model=embedding_model,
             )
-            await self.usage_service.update_usage(
-                llm_predictor.last_token_usage
-            )
+            await self.usage_service.update_usage(llm_predictor.last_token_usage)
             await self.usage_service.update_usage(
                 embedding_model.last_token_usage, embeddings=True
             )
 
-
             # Now we have a list of tree indexes, we can compose them
             if not name:
                 name = (
@@ -383,7 +385,9 @@ class Index_handler:
             simple_index = GPTSimpleVectorIndex(
                 documents=documents, embed_model=embedding_model
             )
-            await self.usage_service.update_usage(embedding_model.last_token_usage, embeddings=True)
+            await self.usage_service.update_usage(
+                embedding_model.last_token_usage, embeddings=True
+            )
 
             if not name:
                 name = f"composed_index_{date.today().month}_{date.today().day}.json"
@@ -409,7 +413,9 @@ class Index_handler:
             index = await self.loop.run_in_executor(
                 None, partial(self.index_discord, document, embedding_model)
             )
-            await self.usage_service.update_usage(embedding_model.last_token_usage, embeddings=True)
+            await self.usage_service.update_usage(
+                embedding_model.last_token_usage, embeddings=True
+            )
             Path(app_root_path() / "indexes" / str(ctx.guild.id)).mkdir(
                 parents=True, exist_ok=True
             )
@@ -457,7 +463,9 @@ class Index_handler:
             )
             print("The last token usage was ", llm_predictor.last_token_usage)
             await self.usage_service.update_usage(llm_predictor.last_token_usage)
-            await self.usage_service.update_usage(embedding_model.last_token_usage, embeddings=True)
+            await self.usage_service.update_usage(
+                embedding_model.last_token_usage, embeddings=True
+            )
             await ctx.respond(
                 f"**Query:**\n\n{query.strip()}\n\n**Query response:**\n\n{response.response.strip()}"
             )
diff --git a/models/search_model.py b/models/search_model.py
index eb2fe51..26b408f 100644
--- a/models/search_model.py
+++ b/models/search_model.py
@@ -110,9 +110,7 @@ class Search:
             similarity_top_k=nodes or DEFAULT_SEARCH_NODES,
             text_qa_template=self.qaprompt,
         )
-        await self.usage_service.update_usage(
-            llm_predictor.last_token_usage
-        )
+        await self.usage_service.update_usage(llm_predictor.last_token_usage)
         await self.usage_service.update_usage(
             embedding_model.last_token_usage, embeddings=True
         )
diff --git a/services/usage_service.py b/services/usage_service.py
index bfa424b..b882c69 100644
--- a/services/usage_service.py
+++ b/services/usage_service.py
@@ -17,7 +17,9 @@ class UsageService:
     async def update_usage(self, tokens_used, embeddings=False):
         tokens_used = int(tokens_used)
         if not embeddings:
-            price = (tokens_used / 1000) * 0.02 # Just use the highest rate instead of model-based... I am overestimating on purpose.
+            price = (
+                tokens_used / 1000
+            ) * 0.02  # Just use the highest rate instead of model-based... I am overestimating on purpose.
         else:
             price = (tokens_used / 1000) * 0.0004
         usage = await self.get_usage()