diff --git a/supabase_auth/_async/gotrue_admin_api.py b/supabase_auth/_async/gotrue_admin_api.py
index 24f64bd0..b9dd871f 100644
--- a/supabase_auth/_async/gotrue_admin_api.py
+++ b/supabase_auth/_async/gotrue_admin_api.py
@@ -1,7 +1,7 @@
 from __future__ import annotations
 
 from functools import partial
-from typing import Dict, List, Union
+from typing import Dict, List, Optional, Union
 
 from ..helpers import model_validate, parse_link_response, parse_user_response
 from ..http_clients import AsyncClient
@@ -30,6 +30,7 @@ def __init__(
         headers: Dict[str, str] = {},
         http_client: Union[AsyncClient, None] = None,
         verify: bool = True,
+        proxy: Optional[str] = None,
     ) -> None:
         AsyncGoTrueBaseAPI.__init__(
             self,
@@ -37,6 +38,7 @@ def __init__(
             headers=headers,
             http_client=http_client,
             verify=verify,
+            proxy=proxy,
         )
         self.mfa = AsyncGoTrueAdminMFAAPI()
         self.mfa.list_factors = self._list_factors
diff --git a/supabase_auth/_async/gotrue_base_api.py b/supabase_auth/_async/gotrue_base_api.py
index 9bab1581..7dfb22fb 100644
--- a/supabase_auth/_async/gotrue_base_api.py
+++ b/supabase_auth/_async/gotrue_base_api.py
@@ -1,6 +1,6 @@
 from __future__ import annotations
 
-from typing import Any, Callable, Dict, TypeVar, Union, overload
+from typing import Any, Callable, Dict, Optional, TypeVar, Union, overload
 
 from httpx import Response
 from pydantic import BaseModel
@@ -21,11 +21,13 @@ def __init__(
         headers: Dict[str, str],
         http_client: Union[AsyncClient, None],
         verify: bool = True,
+        proxy: Optional[str] = None,
     ):
         self._url = url
         self._headers = headers
         self._http_client = http_client or AsyncClient(
             verify=bool(verify),
+            proxy=proxy,
             follow_redirects=True,
             http2=True,
         )
diff --git a/supabase_auth/_async/gotrue_client.py b/supabase_auth/_async/gotrue_client.py
index 90013a9e..f4c7ba09 100644
--- a/supabase_auth/_async/gotrue_client.py
+++ b/supabase_auth/_async/gotrue_client.py
@@ -4,7 +4,7 @@
 from functools import partial
 from json import loads
 from time import time
-from typing import Callable, Dict, List, Tuple, Union
+from typing import Callable, Dict, List, Optional, Tuple, Union
 from urllib.parse import parse_qs, urlencode, urlparse
 from uuid import uuid4
 
@@ -96,6 +96,7 @@ def __init__(
         http_client: Union[AsyncClient, None] = None,
         flow_type: AuthFlowType = "implicit",
         verify: bool = True,
+        proxy: Optional[str] = None,
     ) -> None:
         AsyncGoTrueBaseAPI.__init__(
             self,
@@ -103,6 +104,7 @@ def __init__(
             headers=headers or DEFAULT_HEADERS,
             http_client=http_client,
             verify=verify,
+            proxy=proxy,
         )
         self._storage_key = storage_key or STORAGE_KEY
         self._auto_refresh_token = auto_refresh_token
diff --git a/supabase_auth/_sync/api.py b/supabase_auth/_sync/api.py
index 11e1b8aa..012f2473 100644
--- a/supabase_auth/_sync/api.py
+++ b/supabase_auth/_sync/api.py
@@ -27,6 +27,7 @@ def __init__(
         cookie_options: CookieOptions,
         http_client: Optional[SyncClient] = None,
         verify: bool = True,
+        proxy: Optional[str] = None,
     ) -> None:
         """Initialise API class."""
         self.url = url
@@ -34,6 +35,7 @@ def __init__(
         self.cookie_options = cookie_options
         self.http_client = http_client or SyncClient(
             verify=bool(verify),
+            proxy=proxy,
             follow_redirects=True,
             http2=True,
         )
diff --git a/supabase_auth/_sync/client.py b/supabase_auth/_sync/client.py
index d55e6999..46577133 100644
--- a/supabase_auth/_sync/client.py
+++ b/supabase_auth/_sync/client.py
@@ -38,6 +38,7 @@ def __init__(
         api: Optional[SyncGoTrueAPI] = None,
         replace_default_headers: bool = False,
         verify: bool = True,
+        proxy: Optional[str] = None,
     ) -> None:
         """Create a new client
 
@@ -57,6 +58,8 @@ def __init__(
             The options for the cookie.
         verify: bool
             Verify SSL, True by default, False disables verification.
+        proxy: str
+            HTTP Proxy string or None, None by default, None disables proxy.
         """
         if url.startswith("http://"):
             print(
@@ -76,6 +79,7 @@ def __init__(
             "headers": {**empty_or_default_headers, **headers},
             "cookie_options": cookie_options,
             "verify": verify,
+            "proxy": proxy,
         }
         self.api = api or SyncGoTrueAPI(**args)
 
diff --git a/supabase_auth/_sync/gotrue_admin_api.py b/supabase_auth/_sync/gotrue_admin_api.py
index c4ae6b99..cedd4bb7 100644
--- a/supabase_auth/_sync/gotrue_admin_api.py
+++ b/supabase_auth/_sync/gotrue_admin_api.py
@@ -1,7 +1,7 @@
 from __future__ import annotations
 
 from functools import partial
-from typing import Dict, List, Union
+from typing import Dict, List, Optional, Union
 
 from ..helpers import model_validate, parse_link_response, parse_user_response
 from ..http_clients import SyncClient
@@ -30,6 +30,7 @@ def __init__(
         headers: Dict[str, str] = {},
         http_client: Union[SyncClient, None] = None,
         verify: bool = True,
+        proxy: Optional[str] = None,
     ) -> None:
         SyncGoTrueBaseAPI.__init__(
             self,
@@ -37,6 +38,7 @@ def __init__(
             headers=headers,
             http_client=http_client,
             verify=verify,
+            proxy=proxy,
         )
         self.mfa = SyncGoTrueAdminMFAAPI()
         self.mfa.list_factors = self._list_factors
diff --git a/supabase_auth/_sync/gotrue_base_api.py b/supabase_auth/_sync/gotrue_base_api.py
index dd2cf257..19448760 100644
--- a/supabase_auth/_sync/gotrue_base_api.py
+++ b/supabase_auth/_sync/gotrue_base_api.py
@@ -1,6 +1,6 @@
 from __future__ import annotations
 
-from typing import Any, Callable, Dict, TypeVar, Union, overload
+from typing import Any, Callable, Dict, Optional, TypeVar, Union, overload
 
 from httpx import Response
 from pydantic import BaseModel
@@ -21,11 +21,13 @@ def __init__(
         headers: Dict[str, str],
         http_client: Union[SyncClient, None],
         verify: bool = True,
+        proxy: Optional[str] = None,
     ):
         self._url = url
         self._headers = headers
         self._http_client = http_client or SyncClient(
             verify=bool(verify),
+            proxy=proxy,
             follow_redirects=True,
             http2=True,
         )
diff --git a/supabase_auth/_sync/gotrue_client.py b/supabase_auth/_sync/gotrue_client.py
index 16ee3e65..684d0365 100644
--- a/supabase_auth/_sync/gotrue_client.py
+++ b/supabase_auth/_sync/gotrue_client.py
@@ -4,7 +4,7 @@
 from functools import partial
 from json import loads
 from time import time
-from typing import Callable, Dict, List, Tuple, Union
+from typing import Callable, Dict, List, Optional, Tuple, Union
 from urllib.parse import parse_qs, urlencode, urlparse
 from uuid import uuid4
 
@@ -96,6 +96,7 @@ def __init__(
         http_client: Union[SyncClient, None] = None,
         flow_type: AuthFlowType = "implicit",
         verify: bool = True,
+        proxy: Optional[str] = None,
     ) -> None:
         SyncGoTrueBaseAPI.__init__(
             self,
@@ -103,6 +104,7 @@ def __init__(
             headers=headers or DEFAULT_HEADERS,
             http_client=http_client,
             verify=verify,
+            proxy=proxy,
         )
         self._storage_key = storage_key or STORAGE_KEY
         self._auto_refresh_token = auto_refresh_token