diff --git a/conftest.py b/conftest.py
new file mode 100644
index 0000000..b08f2df
--- /dev/null
+++ b/conftest.py
@@ -0,0 +1,11 @@
+"""Pytest collection rules for the repository.
+
+These files are executable smoke-check scripts that live next to the LLM
+implementation for convenience. They require live credentials or manual
+execution semantics, so keep them out of the default automated test suite.
+"""
+
+collect_ignore = [
+    "app/services/llm/test_llm_service.py",
+    "app/services/llm/test_openai_compatible_integration.py",
+]