diff --git a/cuenca/__init__.py b/cuenca/__init__.py
index 568f4eb3..49a06c40 100644
--- a/cuenca/__init__.py
+++ b/cuenca/__init__.py
@@ -26,6 +26,7 @@
     'LoginToken',
     'Otp',
     'OperatorLogin',
+    'OperatorOtpChallenge',
     'PasswordReset',
     'Platform',
     'Questionnaires',
@@ -82,6 +83,7 @@
     LimitedWallet,
     LoginToken,
     OperatorLogin,
+    OperatorOtpChallenge,
     Otp,
     PasswordReset,
     PhoneVerificationAssociations,
diff --git a/cuenca/resources/__init__.py b/cuenca/resources/__init__.py
index bbde7b5a..53cd4098 100644
--- a/cuenca/resources/__init__.py
+++ b/cuenca/resources/__init__.py
@@ -26,6 +26,7 @@
     'LoginToken',
     'Otp',
     'OperatorLogin',
+    'OperatorOtpChallenge',
     'PasswordReset',
     'Platform',
     'PhoneVerificationAssociation',
@@ -76,6 +77,7 @@
 from .limited_wallets import LimitedWallet
 from .login_tokens import LoginToken
 from .operator_logins import OperatorLogin
+from .operator_otp_challenges import OperatorOtpChallenge
 from .otps import Otp
 from .password_resets import PasswordReset
 from .phone_verification_associations import PhoneVerificationAssociations
@@ -127,6 +129,7 @@
     LimitedWallet,
     LoginToken,
     OperatorLogin,
+    OperatorOtpChallenge,
     PasswordReset,
     Questionnaires,
     Saving,
diff --git a/cuenca/resources/operator_otp_challenges.py b/cuenca/resources/operator_otp_challenges.py
new file mode 100644
index 00000000..d9f3ab31
--- /dev/null
+++ b/cuenca/resources/operator_otp_challenges.py
@@ -0,0 +1,34 @@
+import datetime as dt
+from typing import ClassVar
+
+from pydantic import ConfigDict
+
+from ..http import Session, session as global_session
+from .base import Creatable
+
+
+class OperatorOtpChallenge(Creatable):
+    """One-shot email OTP challenge for an operator session."""
+
+    _resource: ClassVar = 'operator-otp-challenges'
+
+    expires_at: dt.datetime
+    email_hint: str
+
+    model_config = ConfigDict(
+        json_schema_extra={
+            'example': {
+                'id': 'OCWqY5cvkISJOxHyEKjAKf8w',
+                'expires_at': '2026-09-18T22:10:00+00:00',
+                'email_hint': 'l***@example.com',
+            }
+        }
+    )
+
+    @classmethod
+    def create(
+        cls,
+        *,
+        session: Session = global_session,
+    ) -> 'OperatorOtpChallenge':
+        return cls._create(session=session)
diff --git a/tests/resources/test_operator_otp_challenges.py b/tests/resources/test_operator_otp_challenges.py
new file mode 100644
index 00000000..e9ef8b66
--- /dev/null
+++ b/tests/resources/test_operator_otp_challenges.py
@@ -0,0 +1,48 @@
+import datetime as dt
+from unittest.mock import MagicMock, patch
+
+import pytest
+
+from cuenca import OperatorOtpChallenge
+from cuenca.http.client import Session
+
+
+@pytest.fixture
+def session() -> Session:
+    configured_session = Session()
+    configured_session.configure('api_key', 'api_secret', sandbox=True)
+    return configured_session
+
+
+@patch('cuenca.http.client.requests.Session.request')
+def test_operator_otp_challenge_create(
+    mock_request: MagicMock,
+    session: Session,
+):
+    mock_request.return_value.ok = True
+    mock_request.return_value.content = (
+        b'{"id":"OCWqY5cvkISJOxHyEKjAKf8w",'
+        b'"expires_at":"2026-09-18T22:10:00+00:00",'
+        b'"email_hint":"l***@example.com"}'
+    )
+
+    challenge = OperatorOtpChallenge.create(session=session)
+
+    assert challenge.id == 'OCWqY5cvkISJOxHyEKjAKf8w'
+    assert challenge.expires_at == dt.datetime(
+        2026,
+        9,
+        18,
+        22,
+        10,
+        tzinfo=dt.timezone.utc,
+    )
+    assert challenge.email_hint == 'l***@example.com'
+
+    mock_request.assert_called_once()
+    _, kwargs = mock_request.call_args
+    assert kwargs['method'] == 'post'
+    assert kwargs['url'] == (
+        'https://sandbox.cuenca.com/operator-otp-challenges'
+    )
+    assert kwargs['json'] == {}