diff --git a/serpens/sentry.py b/serpens/sentry.py
index 5f93eef..fea3db8 100644
--- a/serpens/sentry.py
+++ b/serpens/sentry.py
@@ -1,11 +1,18 @@
-import os
 import logging
+import os
 
 import sentry_sdk
 
 logger = logging.getLogger(__name__)
 
 
+def before_send(event, hint):
+    if "exc_info" in hint and isinstance(hint["exc_info"][1], FilteredEvent):
+        return None
+
+    return event
+
+
 def setup() -> None:
     if "SENTRY_DSN" not in os.environ:
         return
@@ -22,5 +29,14 @@ def setup() -> None:
         environment=environment,
         release=release,
         debug=os.getenv("DEBUG", "False").lower() in ("yes", "true", "1"),
+        before_send=before_send,
     )
     logger.info("Sentry's SDK initialized")
+
+
+class FilteredEvent(Exception):
+    """
+    Base class for exceptions that shouldn't be sent to Sentry
+    """
+
+    pass
diff --git a/tests/test_sentry.py b/tests/test_sentry.py
new file mode 100644
index 0000000..75ec0a4
--- /dev/null
+++ b/tests/test_sentry.py
@@ -0,0 +1,31 @@
+import unittest
+
+from serpens import sentry
+
+
+class TestSentry(unittest.TestCase):
+    def test_before_send_with_exc_info(self):
+        event = "foo"
+        hint = {"exc_info": ["exception", "foo", "bar"]}
+
+        response = sentry.before_send(event, hint)
+
+        self.assertIsNotNone(response)
+        self.assertEqual(response, event)
+
+    def test_before_send_without_exc_info(self):
+        event = "foo"
+        hint = "bar"
+
+        response = sentry.before_send(event, hint)
+
+        self.assertIsNotNone(response)
+        self.assertEqual(response, event)
+
+    def test_before_send_filtering_event(self):
+        event = sentry.FilteredEvent("foo")
+        hint = {"exc_info": ["exception", event, "bar"]}
+
+        response = sentry.before_send(event, hint)
+
+        self.assertIsNone(response)