diff --git a/ci/test_discovery_agent.py b/ci/test_discovery_agent.py
new file mode 100644
index 0000000..89d35d7
--- /dev/null
+++ b/ci/test_discovery_agent.py
@@ -0,0 +1,46 @@
+# Copyright 2024, The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+class TestDiscoveryAgent:
+  """Test discovery agent."""
+
+  _AOSP_TRADEFED_PREBUILT_JAR_RELATIVE_PATH = (
+      "tools/tradefederation/prebuilts/filegroups/tradefed/"
+  )
+
+  def __init__(
+      self,
+      tradefed_args: list[str],
+      test_mapping_zip_path: str,
+      tradefed_jar_revelant_files_path: str = _AOSP_TRADEFED_PREBUILT_JAR_RELATIVE_PATH,
+  ):
+    self.tradefed_args = tradefed_args
+    self.test_mapping_zip_path = test_mapping_zip_path
+    self.tradefed_jar_relevant_files_path = tradefed_jar_revelant_files_path
+
+  def discover_test_zip_regexes(self) -> list[str]:
+    """Discover test zip regexes from TradeFed.
+
+    Returns:
+      A list of test zip regexes that TF is going to try to pull files from.
+    """
+    return []
+
+  def discover_test_modules(self) -> list[str]:
+    """Discover test modules from TradeFed.
+
+    Returns:
+      A list of test modules that TradeFed is going to execute based on the
+      TradeFed test args.
+    """
+    return []