diff --git a/src/twitchclient/api.py b/src/twitchclient/api.py
index cd0e82b..00cdfb1 100644
--- a/src/twitchclient/api.py
+++ b/src/twitchclient/api.py
@@ -29,7 +29,9 @@ class TwitchAPIClient(AioHTTPXClient):
             logger='Twitch API',
         )
 
-    async def start_commercial(self, access_token: str, broadcaster_id: int):
+    async def start_commercial(
+        self, access_token: str, broadcaster_id: int | str
+    ):
         req = await self.get(
             '/channels/commercial',
             headers={'Authorization': f'Bearer {access_token}'},
@@ -53,7 +55,9 @@ class TwitchAPIClient(AioHTTPXClient):
             case _:
                 raise s.Error(req.status_code, 'Internal Server Error')
 
-    async def get_ad_schedule(self, access_token: str, broadcaster_id: int):
+    async def get_ad_schedule(
+        self, access_token: str, broadcaster_id: int | str
+    ):
         req = await self.get(
             '/channels/ads',
             headers={'Authorization': f'Bearer {access_token}'},
@@ -72,7 +76,9 @@ class TwitchAPIClient(AioHTTPXClient):
             case _:
                 raise s.Error(req.status_code, 'Internal Server Error')
 
-    async def snooze_next_ad(self, access_token: str, broadcaster_id: int):
+    async def snooze_next_ad(
+        self, access_token: str, broadcaster_id: int | str
+    ):
         req = await self.post(
             '/channels/ads/schedule/snooze',
             headers={'Authorization': f'Bearer {access_token}'},
@@ -193,7 +199,7 @@ class TwitchAPIClient(AioHTTPXClient):
                 raise s.Error(req.status_code, 'Internal Server Error')
 
     async def get_cheermotes(
-        self, access_token: str, broadcaster_id: int | None = None
+        self, access_token: str, broadcaster_id: int | str | None = None
     ):
         req = await self.get(
             '/bits/cheermotes',
@@ -243,7 +249,9 @@ class TwitchAPIClient(AioHTTPXClient):
                 raise s.Error(req.status_code, 'Internal Server Error')
 
     async def get_channel_information(
-        self, access_token: str, broadcaster_id: int | list[int]
+        self,
+        access_token: str,
+        broadcaster_id: int | list[int] | str | list[str],
     ):
         req = await self.get(
             '/channels',
@@ -264,9 +272,9 @@ class TwitchAPIClient(AioHTTPXClient):
     async def modify_channel_information(
         self,
         access_token: str,
-        broadcaster_id: int,
+        broadcaster_id: int | str,
         *,
-        game_id: int | None = None,
+        game_id: int | str | None = None,
         broadcaster_language: str | None = None,
         title: str | None = None,
         delay: int | None = None,
@@ -309,7 +317,7 @@ class TwitchAPIClient(AioHTTPXClient):
                 raise s.Error(req.status_code, 'Internal Server Error')
 
     async def get_channel_editors(
-        self, access_token: str, broadcaster_id: int
+        self, access_token: str, broadcaster_id: int | str
     ):
         req = await self.get(
             '/channels/editors',
@@ -330,7 +338,7 @@ class TwitchAPIClient(AioHTTPXClient):
     async def get_followed_channels(
         self,
         access_token: str,
-        broadcaster_id: int,
+        broadcaster_id: int | str,
         *,
         first: int = 20,
         after: str | None = None,
@@ -360,7 +368,7 @@ class TwitchAPIClient(AioHTTPXClient):
     async def get_channel_followers(
         self,
         access_token: str,
-        broadcaster_id: int,
+        broadcaster_id: int | str,
         *,
         user_id: int | None = None,
         first: int = 20,
@@ -392,7 +400,7 @@ class TwitchAPIClient(AioHTTPXClient):
     async def create_custom_rewards(
         self,
         access_token: str,
-        broadcaster_id: int,
+        broadcaster_id: int | str,
         title: str,
         cost: int,
         *,
@@ -451,7 +459,7 @@ class TwitchAPIClient(AioHTTPXClient):
                 raise s.Error(req.status_code, 'Internal Server Error')
 
     async def delete_custom_reward(
-        self, access_token: str, broadcaster_id: str, reward_id: str
+        self, access_token: str, broadcaster_id: int | str, reward_id: str
     ):
         req = await self.delete(
             '/channel_points/custom_rewards',
@@ -478,7 +486,7 @@ class TwitchAPIClient(AioHTTPXClient):
     async def get_custom_rewards(
         self,
         access_token: str,
-        broadcaster_id: int,
+        broadcaster_id: int | str,
         *,
         reward_id: str | None = None,
         only_manageable_rewards: bool = False,
@@ -514,7 +522,7 @@ class TwitchAPIClient(AioHTTPXClient):
     async def get_custom_reward_redemption(
         self,
         access_token: str,
-        broadcaster_id: int,
+        broadcaster_id: int | str,
         reward_id: str,
         status: Literal['CANCELED', 'FULFILLED', 'UNFULFILLED'],
         *,
@@ -559,7 +567,7 @@ class TwitchAPIClient(AioHTTPXClient):
     async def update_custom_reward(
         self,
         access_token: str,
-        broadcaster_id: int,
+        broadcaster_id: int | str,
         reward_id: str,
         *,
         title: str | None = None,
@@ -623,7 +631,7 @@ class TwitchAPIClient(AioHTTPXClient):
     async def update_redemption_status(
         self,
         access_token: str,
-        broadcaster_id: int,
+        broadcaster_id: int | str,
         reward_id: int,
         redemption_id: int | list[int],
         status: Literal['CANCELED', 'FULFILLED'],
@@ -656,7 +664,7 @@ class TwitchAPIClient(AioHTTPXClient):
                 raise s.Error(req.status_code, 'Internal Server Error')
 
     async def get_charity_campaign(
-        self, access_token: str, broadcaster_id: int
+        self, access_token: str, broadcaster_id: int | str
     ):
         req = await self.get(
             '/charity/campaigns',
@@ -677,7 +685,7 @@ class TwitchAPIClient(AioHTTPXClient):
     async def get_charity_campaign_donations(
         self,
         access_token: str,
-        broadcaster_id: int,
+        broadcaster_id: int | str,
         first: int = 20,
         after: str | None = None,
         cache_time: int | None = None,
@@ -712,7 +720,7 @@ class TwitchAPIClient(AioHTTPXClient):
     async def get_chatters(
         self,
         access_token: str,
-        broadcaster_id: int,
+        broadcaster_id: int | str,
         moderator_id: int,
         first: int = 20,
         after: str | None = None,
@@ -749,7 +757,7 @@ class TwitchAPIClient(AioHTTPXClient):
     async def get_channel_emotes(
         self,
         access_token: str,
-        broadcaster_id: int,
+        broadcaster_id: int | str,
         cache_time: int | None = None,
     ):
         req = await self.get(