diff --git a/scripts/native_eval/models.py b/scripts/native_eval/models.py
index cbe08be..cc0972b 100644
--- a/scripts/native_eval/models.py
+++ b/scripts/native_eval/models.py
@@ -99,7 +99,7 @@ def to_dict(self) -> dict[str, object]:
 
 NODE_VERSION = "22.23.1"
 LITELLM_VERSION = "1.93.0"
-REAL_TRAJECTORY_HARNESSES = frozenset({"openclaw", "hermes", "codex"})
+REAL_TRAJECTORY_HARNESSES = frozenset({"openclaw", "hermes", "codex", "claude-code"})
 
 
 def model_by_slug(slug: str) -> ModelSpec:
diff --git a/tests/test_native_eval_runner.py b/tests/test_native_eval_runner.py
index 6aef78f..900f0f7 100644
--- a/tests/test_native_eval_runner.py
+++ b/tests/test_native_eval_runner.py
@@ -29,6 +29,7 @@
     MODELS,
     RunSpec,
     build_matrix_plan,
+    trajectory_mode_for_harness,
 )
 from scripts.native_eval import plan as native_plan
 from scripts.native_eval.proxy import JUDGE_PROXY_MODEL_NAME, write_proxy_config
@@ -59,6 +60,17 @@ def test_matrix_plan_contains_only_requested_models_and_harnesses() -> None:
     assert {run.repetition for run in plan} == {1, 2, 3}
 
 
+def test_all_native_harnesses_emit_real_trajectories() -> None:
+    assert {
+        harness.name: trajectory_mode_for_harness(harness.name) for harness in HARNESSES
+    } == {
+        "openclaw": "real_harness_events",
+        "hermes": "real_harness_events",
+        "codex": "real_harness_events",
+        "claude-code": "real_harness_events",
+    }
+
+
 def test_run_index_records_agent_and_judge_reasoning(
     tmp_path: Path,
     monkeypatch,