diff --git a/.editorconfig b/.editorconfig
index 18b706d..1505fae 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -3,7 +3,7 @@
 root = true
 
 [*]
-max_line_length = 160
+max_line_length = 120
 indent_style = space
 indent_size = 4
 charset = utf-8
diff --git a/.flake8 b/.flake8
index 2643256..5c85899 100644
--- a/.flake8
+++ b/.flake8
@@ -1,4 +1,4 @@
 [flake8]
 extend-ignore = E203, E704, W605, E701
-exclude = .git,__pycache__,venv,migrations
-max-line-length = 160
+exclude = .git,__pycache__,venv
+max-line-length = 120
diff --git a/pyproject.toml b/pyproject.toml
index e518be3..aa51579 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,7 +25,7 @@ classifiers = [
   "Operating System :: OS Independent",
 ]
 dependencies = [
-  "requests~=2.31",
+  "httpx[http2]~=0.27.0",
   "pydantic~=2.6",
 ]
 
@@ -42,7 +42,7 @@ version = { attr = "api_client.__version__" }
 
 
 [tool.bumpversion]
-current_version = "1.0.1"
+current_version = "1.1.0"
 commit = true
 tag = true
 tag_name = "v{new_version}"
@@ -58,7 +58,7 @@ filename = "src/api_client/__init__.py"
 
 
 [tool.black]
-line-length = 160
+line-length = 120
 target-version = ['py311']
 include = '\.pyi?$'
 extend-exclude = '''(
@@ -69,7 +69,7 @@ workers = 4
 
 [tool.isort]
 profile = "black"
-line_length = 160
+line_length = 120
 skip = ["migrations", "env", "venv", ".venv", ".git", "media"]
 
 
diff --git a/requirements.txt b/requirements.txt
index d2b8bf3..7f9b45c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 ## Requirements for development of library
 # Base requirements
-requests==2.31.0
+httpx[http2]==0.27.0
 pydantic==2.6.3
 
 # Code style
@@ -10,7 +10,6 @@ isort==5.13.2
 
 # Type check
 mypy==1.9
-types-requests==2.31.0.20240218
 
 # Version and package support
 twine==5.0
diff --git a/src/api_client/__init__.py b/src/api_client/__init__.py
index d0020b4..a1426c9 100644
--- a/src/api_client/__init__.py
+++ b/src/api_client/__init__.py
@@ -1,4 +1,5 @@
-from .client import BaseAPIClient
+from .async_client import BaseAPIClient as AsyncClient
+from .sync_client import BaseAPIClient as SyncClient
 
-__version__ = "1.0.1"
-__all__ = ["BaseAPIClient"]
+__version__ = "1.1.0"
+__all__ = ["SyncClient", "AsyncClient"]
diff --git a/src/api_client/_base.py b/src/api_client/_base.py
new file mode 100644
index 0000000..471b216
--- /dev/null
+++ b/src/api_client/_base.py
@@ -0,0 +1,125 @@
+import logging
+from abc import ABC, abstractmethod
+from typing import Any, Coroutine
+
+import httpx
+from pydantic import HttpUrl
+
+from .utils import get_logger
+from .utils.logs import get_nonce, shortify_log_value
+
+_TypeSyncAsyncResponse = httpx.Response | Coroutine[Any, Any, httpx.Response]
+
+
+class BaseClient(ABC):
+    base_url: HttpUrl
+    _session: httpx._client.BaseClient
+    _nonce: str
+    _logger: logging.Logger
+
+    def __init__(self, nonce: str = "", session: httpx._client.BaseClient | None = None):
+        self._nonce = nonce or get_nonce()
+        self._session = session or httpx.Client()
+        self._logger = get_logger("APIClient")
+
+    @abstractmethod
+    def get(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> _TypeSyncAsyncResponse:
+        pass
+
+    @abstractmethod
+    def post(self, endpoint: str, *, json: Any = None, data: Any = None, **kwargs: Any) -> _TypeSyncAsyncResponse:
+        pass
+
+    @abstractmethod
+    def put(self, endpoint: str, *, json: Any = None, data: Any = None, **kwargs: Any) -> _TypeSyncAsyncResponse:
+        pass
+
+    @abstractmethod
+    def patch(self, endpoint: str, *, json: Any = None, data: Any = None, **kwargs: Any) -> _TypeSyncAsyncResponse:
+        pass
+
+    @abstractmethod
+    def delete(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> _TypeSyncAsyncResponse:
+        pass
+
+    @abstractmethod
+    def head(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> _TypeSyncAsyncResponse:
+        pass
+
+    @abstractmethod
+    def options(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> _TypeSyncAsyncResponse:
+        pass
+
+    @abstractmethod
+    def trace(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> _TypeSyncAsyncResponse:
+        pass
+
+    @abstractmethod
+    def connect(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> _TypeSyncAsyncResponse:
+        pass
+
+    @abstractmethod
+    def _request(self, method: str, endpoint: str, **kwargs: Any) -> _TypeSyncAsyncResponse:
+        pass
+
+    def _make_full_url(self, endpoint: str) -> str:
+        return f"{self.base_url}{endpoint}"
+
+    def prepare_authentication(self, request: httpx.Request) -> httpx.Request:
+        return request
+
+    def _prepare_request(self, method: str, endpoint: str, **kwargs: Any) -> httpx.Request:
+        full_url = self._make_full_url(endpoint)
+
+        self._debug_log_request(method, full_url)
+        request: httpx.Request = self._session.build_request(method=method, url=full_url, **kwargs)
+        self._debug_log_prepared_request(request)
+        self._debug(f"Prepared {request.method} request to '{request.url}'", extra=request.__dict__)
+
+        self._info_log_request_sending(
+            request, kwargs.get("content") or kwargs.get("files") or kwargs.get("data") or kwargs.get("json")
+        )
+        return request
+
+    def _debug_log_request(self, method: str, full_url: str) -> None:
+        self._debug(f"Preparing {method} request for '{full_url}'")
+
+    def _debug_log_prepared_request(self, request: httpx.Request) -> None:
+        self._debug(f"Prepared {request.method} request to '{request.url}'", extra=request.__dict__)
+
+    def _info_log_request_sending(self, request: httpx.Request, log_payload: Any) -> None:
+        self._info(
+            f"Sending {request.method} request to '{request.url}' with payload={shortify_log_value(log_payload)!r}",
+            extra={"payload": shortify_log_value(log_payload)},
+        )
+
+    def _info_log_response(self, response: httpx.Response) -> None:
+        str_repr_content = response.content.decode("utf8")[:500]
+        self._info(
+            f"Response {response.status_code=} {str_repr_content=}",
+            extra={"status_code": response.status_code, "content": str_repr_content},
+        )
+
+    def _info(self, msg: str, *args: Any, **kwargs: Any) -> None:
+        self._log("INFO", f"[{self._nonce}] {msg}", *args, **kwargs)
+
+    def _debug(self, msg: str, *args: Any, **kwargs: Any) -> None:
+        self._log("DEBUG", f"[{self._nonce}] {msg}", *args, **kwargs)
+
+    def _warn(self, msg: str, *args: Any, **kwargs: Any) -> None:
+        self._log("WARNING", f"[{self._nonce}] {msg}", *args, **kwargs)
+
+    def _error(self, msg: str, *args: Any, **kwargs: Any) -> None:
+        self._log("ERROR", f"[{self._nonce}] {msg}", *args, **kwargs)
+
+    def _critical(self, msg: str, *args: Any, **kwargs: Any) -> None:
+        self._log("CRITICAL", f"[{self._nonce}] {msg}", *args, **kwargs)
+
+    def _log(
+        self, level: str, msg: object, *args: object, stacklevel: int = 4, extra: dict | None = None, **kwargs: Any
+    ) -> None:
+        extra = extra or {}
+        extra.update(nonce=self._nonce)
+        self._logger.log(
+            logging.getLevelNamesMapping()[level], msg, *args, stacklevel=stacklevel, extra=extra, **kwargs
+        )
diff --git a/src/api_client/async_client.py b/src/api_client/async_client.py
new file mode 100644
index 0000000..fd441e7
--- /dev/null
+++ b/src/api_client/async_client.py
@@ -0,0 +1,46 @@
+from typing import Any
+
+import httpx
+
+from ._base import BaseClient
+
+
+class BaseAPIClient(BaseClient):
+    _session: httpx.AsyncClient
+
+    def __init__(self, nonce: str = "", session: httpx.AsyncClient | None = None):
+        super().__init__(nonce, session or httpx.AsyncClient(http2=True))
+
+    async def get(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> httpx.Response:
+        return await self._request("GET", endpoint, params=params, **kwargs)
+
+    async def post(self, endpoint: str, *, json: Any = None, data: Any = None, **kwargs: Any) -> httpx.Response:
+        return await self._request("POST", endpoint, json=json, data=data, **kwargs)
+
+    async def put(self, endpoint: str, *, json: Any = None, data: Any = None, **kwargs: Any) -> httpx.Response:
+        return await self._request("PUT", endpoint, json=json, data=data, **kwargs)
+
+    async def patch(self, endpoint: str, *, json: Any = None, data: Any = None, **kwargs: Any) -> httpx.Response:
+        return await self._request("GET", endpoint, json=json, data=data, **kwargs)
+
+    async def delete(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> httpx.Response:
+        return await self._request("GET", endpoint, params=params, **kwargs)
+
+    async def head(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> httpx.Response:
+        return await self._request("GET", endpoint, params=params, **kwargs)
+
+    async def options(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> httpx.Response:
+        return await self._request("GET", endpoint, params=params, **kwargs)
+
+    async def trace(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> httpx.Response:
+        return await self._request("GET", endpoint, params=params, **kwargs)
+
+    async def connect(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> httpx.Response:
+        return await self._request("GET", endpoint, params=params, **kwargs)
+
+    async def _request(self, method: str, endpoint: str, **kwargs: Any) -> httpx.Response:
+        request = self._prepare_request(method, endpoint, **kwargs)
+        response = await self._session.send(request, auth=self.prepare_authentication)
+        self._info_log_response(response)
+
+        return response
diff --git a/src/api_client/client.py b/src/api_client/client.py
deleted file mode 100644
index ede9efc..0000000
--- a/src/api_client/client.py
+++ /dev/null
@@ -1,107 +0,0 @@
-import logging
-from abc import ABC
-from typing import Any
-
-import requests
-from pydantic import HttpUrl
-
-from .utils import get_logger
-from .utils.logs import get_nonce, shortify_log_value
-
-
-class BaseAPIClient(ABC):
-    base_url: HttpUrl
-    _session: requests.Session
-    _nonce: str
-    _logger: logging.Logger
-
-    def __init__(self, nonce: str = ""):
-        self._nonce = nonce or get_nonce()
-        self._session = requests.Session()
-        self._logger = get_logger("APIClient")
-
-    def get(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> requests.Response:
-        return self._request("GET", endpoint, params=params, **kwargs)
-
-    def post(self, endpoint: str, *, json: Any = None, data: Any = None, **kwargs: Any) -> requests.Response:
-        return self._request("POST", endpoint, json=json, data=data, **kwargs)
-
-    def put(self, endpoint: str, *, json: Any = None, data: Any = None, **kwargs: Any) -> requests.Response:
-        return self._request("PUT", endpoint, json=json, data=data, **kwargs)
-
-    def patch(self, endpoint: str, *, json: Any = None, data: Any = None, **kwargs: Any) -> requests.Response:
-        return self._request("PATCH", endpoint, json=json, data=data, **kwargs)
-
-    def delete(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> requests.Response:
-        return self._request("DELETE", endpoint, params=params, **kwargs)
-
-    def head(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> requests.Response:
-        return self._request("HEAD", endpoint, params=params, **kwargs)
-
-    def options(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> requests.Response:
-        return self._request("OPTIONS", endpoint, params=params, **kwargs)
-
-    def trace(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> requests.Response:
-        return self._request("TRACE", endpoint, params=params, **kwargs)
-
-    def connect(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> requests.Response:
-        return self._request("CONNECT", endpoint, params=params, **kwargs)
-
-    def _make_full_url(self, endpoint: str) -> str:
-        return f"{self.base_url}{endpoint}"
-
-    def _request(self, method: str, endpoint: str, **kwargs: Any) -> requests.Response:
-        full_url = self._make_full_url(endpoint)
-
-        # Create the Request.
-        req = requests.Request(
-            method=method.upper(),
-            url=full_url,
-            headers=kwargs.get("headers"),
-            files=kwargs.get("files"),
-            data=kwargs.get("data"),
-            json=kwargs.get("json"),
-            params=kwargs.get("params"),
-            auth=kwargs.get("auth"),
-            cookies=kwargs.get("cookies"),
-            hooks=kwargs.get("hooks"),
-        )
-        self.prepare_authentication(req)
-        self._debug(f'Preparing {req.method} request to "{req.url}"', extra=req.__dict__)
-        prepared_request: requests.PreparedRequest = self._session.prepare_request(req)
-
-        self._info(
-            f"Sending request with payload={prepared_request.body!r}",
-            extra={"payload": shortify_log_value(kwargs.get("json", kwargs.get("data", {})))},
-        )
-        response = self._session.send(prepared_request)
-
-        str_repr_content = response.content.decode("utf8")[:500]
-        self._info(f"Response {response.status_code=} {str_repr_content=}", extra={"status_code": response.status_code, "content": str_repr_content})
-
-        response.raise_for_status()
-        return response
-
-    def prepare_authentication(self, request: requests.Request) -> None:
-        """Do auth setup in-place"""
-        pass
-
-    def _info(self, msg: str, *args: Any, **kwargs: Any) -> None:
-        self._log("INFO", f"[{self._nonce}] {msg}", *args, **kwargs)
-
-    def _debug(self, msg: str, *args: Any, **kwargs: Any) -> None:
-        self._log("DEBUG", f"[{self._nonce}] {msg}", *args, **kwargs)
-
-    def _warn(self, msg: str, *args: Any, **kwargs: Any) -> None:
-        self._log("WARNING", f"[{self._nonce}] {msg}", *args, **kwargs)
-
-    def _error(self, msg: str, *args: Any, **kwargs: Any) -> None:
-        self._log("ERROR", f"[{self._nonce}] {msg}", *args, **kwargs)
-
-    def _critical(self, msg: str, *args: Any, **kwargs: Any) -> None:
-        self._log("CRITICAL", f"[{self._nonce}] {msg}", *args, **kwargs)
-
-    def _log(self, level: str, msg: object, *args: object, stacklevel: int = 3, extra: dict | None = None, **kwargs: Any) -> None:
-        extra = extra or {}
-        extra.update(nonce=self._nonce)
-        self._logger.log(logging.getLevelNamesMapping()[level], msg, *args, stacklevel=stacklevel, extra=extra, **kwargs)
diff --git a/src/api_client/sync_client.py b/src/api_client/sync_client.py
new file mode 100644
index 0000000..6c191e8
--- /dev/null
+++ b/src/api_client/sync_client.py
@@ -0,0 +1,47 @@
+from abc import ABC
+from typing import Any
+
+import httpx
+
+from ._base import BaseClient
+
+
+class BaseAPIClient(BaseClient, ABC):
+    _session: httpx.Client
+
+    def __init__(self, nonce: str = "", session: httpx.Client | None = None):
+        super().__init__(nonce, session or httpx.Client(http2=True))
+
+    def get(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> httpx.Response:
+        return self._request("GET", endpoint, params=params, **kwargs)
+
+    def post(self, endpoint: str, *, json: Any = None, data: Any = None, **kwargs: Any) -> httpx.Response:
+        return self._request("POST", endpoint, json=json, data=data, **kwargs)
+
+    def put(self, endpoint: str, *, json: Any = None, data: Any = None, **kwargs: Any) -> httpx.Response:
+        return self._request("PUT", endpoint, json=json, data=data, **kwargs)
+
+    def patch(self, endpoint: str, *, json: Any = None, data: Any = None, **kwargs: Any) -> httpx.Response:
+        return self._request("PATCH", endpoint, json=json, data=data, **kwargs)
+
+    def delete(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> httpx.Response:
+        return self._request("DELETE", endpoint, params=params, **kwargs)
+
+    def head(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> httpx.Response:
+        return self._request("HEAD", endpoint, params=params, **kwargs)
+
+    def options(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> httpx.Response:
+        return self._request("OPTIONS", endpoint, params=params, **kwargs)
+
+    def trace(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> httpx.Response:
+        return self._request("TRACE", endpoint, params=params, **kwargs)
+
+    def connect(self, endpoint: str, *, params: Any = None, **kwargs: Any) -> httpx.Response:
+        return self._request("CONNECT", endpoint, params=params, **kwargs)
+
+    def _request(self, method: str, endpoint: str, **kwargs: Any) -> httpx.Response:
+        request = self._prepare_request(method, endpoint, **kwargs)
+        response = self._session.send(request, auth=self.prepare_authentication)
+        self._info_log_response(response)
+
+        return response