diff --git a/propelauth_py/api/end_user_api_keys.py b/propelauth_py/api/end_user_api_keys.py
index 4840ab4..8de69ff 100644
--- a/propelauth_py/api/end_user_api_keys.py
+++ b/propelauth_py/api/end_user_api_keys.py
@@ -1,7 +1,7 @@
 from typing import Optional
 import requests
 from propelauth_py.api import _ApiKeyAuth, _is_valid_hex, remove_bearer_if_exists
-from propelauth_py.errors import EndUserApiKeyException, EndUserApiKeyNotFoundException
+from propelauth_py.errors import EndUserApiKeyException, EndUserApiKeyNotFoundException, EndUserApiKeyRateLimitedException
 from propelauth_py.types.end_user_api_keys import ApiKeyFull, ApiKeyResultPage, ApiKeyNew, ApiKeyValidation
 from propelauth_py.types.user import UserMetadata, OrgFromApiKey
 from propelauth_py.user import OrgMemberInfo
@@ -204,6 +204,8 @@ def _validate_api_key(auth_url, integration_api_key, api_key_token) -> ApiKeyVal
         raise EndUserApiKeyException(response.json())
     elif response.status_code == 404:
         raise EndUserApiKeyNotFoundException()
+    elif response.status_code == 429:
+        raise EndUserApiKeyRateLimitedException(response.json())
     elif not response.ok:
         raise RuntimeError("Unknown error when validating end user api key")
 
diff --git a/propelauth_py/errors.py b/propelauth_py/errors.py
index ec55673..3d59d01 100644
--- a/propelauth_py/errors.py
+++ b/propelauth_py/errors.py
@@ -40,6 +40,13 @@ def __init__(self, field_to_errors):
 class EndUserApiKeyNotFoundException(Exception):
     pass
 
+class EndUserApiKeyRateLimitedException(Exception):
+    def __init__(self, field_to_errors):
+        self.wait_seconds = field_to_errors.get("wait_seconds")
+        self.user_facing_error = field_to_errors.get("user_facing_error")
+        self.error_code = field_to_errors.get("error_code")
+        self.field_to_errors = field_to_errors
+
 
 class UnauthorizedException(Exception):
     def __init__(self, message):