diff --git a/resolvers/chats.py b/resolvers/chats.py
index 2a12c4d..aff8d87 100644
--- a/resolvers/chats.py
+++ b/resolvers/chats.py
@@ -1,11 +1,10 @@
 import json
 import time
 import uuid
-from typing import List
 
 from models.chat import Chat, ChatUpdate
-from models.member import ChatMember
 from services.auth import login_required
+from services.core import authors_by_user
 from services.presence import notify_chat
 from services.rediscache import redis
 from services.schema import mutation
@@ -22,7 +21,9 @@ async def update_chat(_, info, chat_new: ChatUpdate):
     :param chat_new: dict with chat data
     :return: Result { error chat }
     """
-    author_id = info.context["author_id"]
+    user_id = info.context["user_id"]
+    author = authors_by_user[user_id]
+    author_id = author["id"]
     chat_id = chat_new["id"]
     chat_str = await redis.execute("GET", f"chats/{chat_id}")
     if not chat_str:
@@ -51,45 +52,48 @@ async def update_chat(_, info, chat_new: ChatUpdate):
 @login_required
 async def create_chat(_, info, title="", members=None):
     members = members or []
-    print("create_chat context: %r" % info.context)
-    author_id = info.context["author_id"]
     print("create_chat members: %r" % members)
-    if author_id not in members:
-        members.append(int(author_id))
+    print("create_chat context: %r" % info.context)
+    user_id = info.context["user_id"]
+    author = authors_by_user[user_id]
+    author_id = author["id"]
+    if author_id:
+        if author_id not in members:
+            members.append(int(author_id))
 
-    # NOTE: private chats has no title
-    # reuse private chat created before if exists
-    if len(members) == 2 and title == "":
-        chatset1 = set((await redis.execute("SMEMBERS", f"chats_by_author/{members[0]}")) or [])
-        chatset2 = set((await redis.execute("SMEMBERS", f"chats_by_author/{members[1]}")) or [])
-        for c in chatset1.intersection(chatset2):
-            chat_data = await redis.execute("GET", f"chats/{c}")
-            if chat_data:
-                chat = json.loads(chat_data)
-                if chat["title"] == "":
-                    print("[inbox] createChat found old chat")
-                    return {"chat": chat, "error": "existed"}
+        # NOTE: private chats has no title
+        # reuse private chat created before if exists
+        if len(members) == 2 and title == "":
+            chatset1 = set((await redis.execute("SMEMBERS", f"chats_by_author/{members[0]}")) or [])
+            chatset2 = set((await redis.execute("SMEMBERS", f"chats_by_author/{members[1]}")) or [])
+            for c in chatset1.intersection(chatset2):
+                chat_data = await redis.execute("GET", f"chats/{c}")
+                if chat_data:
+                    chat = json.loads(chat_data)
+                    if chat["title"] == "":
+                        print("[inbox] createChat found old chat")
+                        return {"chat": chat, "error": "existed"}
 
-    chat_id = str(uuid.uuid4())
-    chat: Chat = {
-        "id": chat_id,
-        "members": members,
-        "title": title,
-        "description": "",
-        "created_by": author_id,
-        "created_at": int(time.time()),
-        "updated_at": int(time.time()),
-        "admins": members if (len(members) == 2 and title == "") else [],
-    }
+        chat_id = str(uuid.uuid4())
+        chat: Chat = {
+            "id": chat_id,
+            "members": members,
+            "title": title,
+            "description": "",
+            "created_by": author_id,
+            "created_at": int(time.time()),
+            "updated_at": int(time.time()),
+            "admins": members if (len(members) == 2 and title == "") else [],
+        }
 
-    for member_id in members:
-        await redis.execute("SADD", f"chats_by_author/{member_id}", chat_id)
-        await notify_chat(chat, member_id, "create")
+        for member_id in members:
+            await redis.execute("SADD", f"chats_by_author/{member_id}", chat_id)
+            await notify_chat(chat, member_id, "create")
 
-    print(f"\n\n[resolvers.chats] creating: {chat}\n\n")
+        print(f"\n\n[resolvers.chats] creating: {chat}\n\n")
 
-    await redis.execute("SET", f"chats/{chat_id}", json.dumps(chat))
-    await redis.execute("SET", f"chats/{chat_id}/next_message_id", str(0))
+        await redis.execute("SET", f"chats/{chat_id}", json.dumps(chat))
+        await redis.execute("SET", f"chats/{chat_id}/next_message_id", str(0))
 
     return {"error": None, "chat": chat}
 
@@ -97,8 +101,9 @@ async def create_chat(_, info, title="", members=None):
 @mutation.field("delete_chat")
 @login_required
 async def delete_chat(_, info, chat_id: str):
-    author_id = info.context["author_id"]
-
+    user_id = info.context["user_id"]
+    author = authors_by_user[user_id]
+    author_id = author["id"]
     chat_str = await redis.execute("GET", f"chats/{chat_id}")
     if chat_str:
         chat: Chat = json.loads(chat_str)
diff --git a/resolvers/load.py b/resolvers/load.py
index dda7b17..b8ac1cc 100644
--- a/resolvers/load.py
+++ b/resolvers/load.py
@@ -6,7 +6,7 @@ from models.chat import ChatPayload, Message
 from models.member import ChatMember
 from resolvers.chats import create_chat
 from services.auth import login_required
-from services.core import authors_by_id, get_my_followed
+from services.core import authors_by_id, get_my_followed, authors_by_user
 from services.rediscache import redis
 from services.schema import query
 
@@ -52,7 +52,9 @@ async def load_messages(
 @login_required
 async def load_chats(_, info, limit: int = 50, offset: int = 0) -> Dict[str, Union[List[Dict[str, Any]], None]]:
     """load :limit chats of current user with :offset"""
-    author_id = info.context.get("author_id")
+    user_id = info.context["user_id"]
+    author = authors_by_user[user_id]
+    author_id = author["id"]
     chats = []
     if author_id:
         cids = await redis.execute("SMEMBERS", f"chats_by_author/{author_id}")
@@ -88,13 +90,15 @@ async def load_chats(_, info, limit: int = 50, offset: int = 0) -> Dict[str, Uni
 @login_required
 async def load_messages_by(_, info, by, limit: int = 10, offset: int = 0):
     """load :limit messages of :chat_id with :offset"""
-    author_id = info.context["author_id"]
-    user_chats = (await redis.execute("SMEMBERS", "chats_by_author/" + str(author_id))) or []
-    user_chats = [c for c in user_chats]
-    if user_chats:
+    user_id = info.context["user_id"]
+    author = authors_by_user[user_id]
+    author_id = author["id"]
+    author_chats = (await redis.execute("SMEMBERS", "chats_by_author/" + str(author_id))) or []
+    author_chats = [c for c in author_chats]
+    if author_chats:
         messages = []
         by_chat = by.get("chat")
-        if by_chat in user_chats:
+        if by_chat in author_chats:
             chat = await redis.execute("GET", f"chats/{by_chat}")
             if not chat:
                 return {"messages": [], "error": "chat not exist"}
diff --git a/resolvers/messages.py b/resolvers/messages.py
index 03ca47a..c4797d4 100644
--- a/resolvers/messages.py
+++ b/resolvers/messages.py
@@ -3,6 +3,7 @@ import time
 
 from models.chat import Message
 from services.auth import login_required
+from services.core import authors_by_user
 from services.presence import notify_message
 from services.rediscache import redis
 from services.schema import mutation
@@ -12,7 +13,10 @@ from services.schema import mutation
 @login_required
 async def create_message(_, info, chat_id: str, body: str, reply_to=None):
     """Создание сообщения с телом :body для чата :chat_id с возможным ответом на :reply_to"""
-    author_id = info.context["author_id"]
+
+    user_id = info.context["user_id"]
+    author = authors_by_user[user_id]
+    author_id = author["id"]
 
     # Получение данных чата из Redis
     chat_data = await redis.execute("GET", f"chats/{chat_id}")
diff --git a/resolvers/search.py b/resolvers/search.py
index 8258965..5fb8c51 100644
--- a/resolvers/search.py
+++ b/resolvers/search.py
@@ -4,7 +4,7 @@ from typing import Any, Dict, List, Union
 
 from resolvers.load import load_messages
 from services.auth import login_required
-from services.core import authors_by_id
+from services.core import authors_by_id, authors_by_user
 from services.rediscache import redis
 from services.schema import query
 
@@ -16,7 +16,10 @@ async def search_recipients(_, info, text: str, limit: int = 50, offset: int = 0
 
     # TODO: maybe redis scan?
 
-    author_id = info.context["author_id"]
+    user_id = info.context["user_id"]
+    author = authors_by_user[user_id]
+    author_id = author["id"]
+
     existed_chats = await redis.execute("SMEMBERS", f"/chats_by_author/{author_id}")
     if existed_chats:
         for chat_id in list(json.loads(existed_chats))[offset : (offset + limit)]:
@@ -38,7 +41,9 @@ async def search_recipients(_, info, text: str, limit: int = 50, offset: int = 0
 async def search_messages(
     _, info, by: Dict[str, Union[str, int]], limit: int, offset: int
 ) -> Dict[str, Union[List[Dict[str, Any]], None]]:
-    author_id = info.context["author_id"]
+    user_id = info.context["user_id"]
+    author = authors_by_user[user_id]
+    author_id = author["id"]
     lookup_chats = set((await redis.execute("SMEMBERS", f"chats_by_author/{author_id}")) or [])
     messages_set = set([])
 
diff --git a/services/auth.py b/services/auth.py
index fd547f7..6adf4ca 100644
--- a/services/auth.py
+++ b/services/auth.py
@@ -2,9 +2,6 @@ from functools import wraps
 from aiohttp import ClientSession
 from starlette.exceptions import HTTPException
 
-from models.member import ChatMember
-from services.core import authors_by_user
-
 from settings import AUTH_URL
 
 
@@ -63,9 +60,6 @@ def login_required(f):
         user_id = await check_auth(req)
         if user_id:
             context["user_id"] = user_id
-            author: ChatMember | None = authors_by_user.get(user_id)
-            if author:
-                context["author_id"] = author["id"]
         return await f(*args, **kwargs)
 
     return decorated_function