diff --git a/examples/amazon-prometheus.py b/examples/amazon-prometheus.py
new file mode 100644
index 0000000..2cb58e1
--- /dev/null
+++ b/examples/amazon-prometheus.py
@@ -0,0 +1,31 @@
+from prometheus_api_client import PrometheusConnect
+from prometheus_api_client.utils import parse_datetime
+from datetime import timedelta
+
+from requests_auth_aws_sigv4 import AWSSigV4 # pip install requests-auth-aws-sigv4
+# Optionally install boto3 if you'd like to use AWS CLI/SDK credentials
+
+region = 'us-east-1'
+workspace_id = 'ws-xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx'
+
+auth = AWSSigV4('aps', region=region)
+
+prom = PrometheusConnect(url=f"https://aps-workspaces.{region}.amazonaws.com/workspaces/{workspace_id}", disable_ssl=False, auth=auth)
+
+# Print all metrics
+metrics = prom.all_metrics()
+print(metrics)
+
+# Get 'prometheus_ready' metric for the last 15 minutes
+start_time = parse_datetime("15m")
+end_time = parse_datetime("now")
+chunk_size = timedelta(minutes=15)
+
+metric_data = prom.get_metric_range_data(
+    metric_name='prometheus_ready',
+    start_time=start_time,
+    end_time=end_time,
+    chunk_size=chunk_size,
+)
+
+print(metric_data[0]['values'])
diff --git a/prometheus_api_client/prometheus_connect.py b/prometheus_api_client/prometheus_connect.py
index b117d88..ad54ed5 100644
--- a/prometheus_api_client/prometheus_connect.py
+++ b/prometheus_api_client/prometheus_connect.py
@@ -34,6 +34,8 @@ class PrometheusConnect:
     :param disable_ssl: (bool) If set to True, will disable ssl certificate verification
         for the http requests made to the prometheus host
     :param retry: (Retry) Retry adapter to retry on HTTP errors
+    :param auth: (optional) Auth tuple to enable Basic/Digest/Custom HTTP Auth. See python
+        requests library auth parameter for further explanation.
     """
 
     def __init__(
@@ -42,6 +44,7 @@ def __init__(
         headers: dict = None,
         disable_ssl: bool = False,
         retry: Retry = None,
+        auth: tuple = None
     ):
         """Functions as a Constructor for the class PrometheusConnect."""
         if url is None:
@@ -60,6 +63,8 @@ def __init__(
                 status_forcelist=RETRY_ON_STATUS,
             )
 
+        self.auth = auth
+
         self._session = requests.Session()
         self._session.mount(self.url, HTTPAdapter(max_retries=retry))
 
@@ -76,6 +81,7 @@ def check_prometheus_connection(self, params: dict = None) -> bool:
             verify=self.ssl_verification,
             headers=self.headers,
             params=params,
+            auth=self.auth,
         )
         return response.ok
 
@@ -112,6 +118,7 @@ def get_label_values(self, label_name: str, params: dict = None):
             verify=self.ssl_verification,
             headers=self.headers,
             params=params,
+            auth=self.auth,
         )
 
         if response.status_code == 200:
@@ -161,6 +168,7 @@ def get_current_metric_value(
             params={**{"query": query}, **params},
             verify=self.ssl_verification,
             headers=self.headers,
+            auth=self.auth,
         )
 
         if response.status_code == 200:
@@ -251,6 +259,7 @@ def get_metric_range_data(
                 },
                 verify=self.ssl_verification,
                 headers=self.headers,
+                auth=self.auth,
             )
             if response.status_code == 200:
                 data += response.json()["data"]["result"]
@@ -348,6 +357,7 @@ def custom_query(self, query: str, params: dict = None):
             params={**{"query": query}, **params},
             verify=self.ssl_verification,
             headers=self.headers,
+            auth=self.auth,
         )
         if response.status_code == 200:
             data = response.json()["data"]["result"]
@@ -390,6 +400,7 @@ def custom_query_range(
             params={**{"query": query, "start": start, "end": end, "step": step}, **params},
             verify=self.ssl_verification,
             headers=self.headers,
+            auth=self.auth,
         )
         if response.status_code == 200:
             data = response.json()["data"]["result"]