diff --git a/plugins/model-providers/commandcode/__init__.py b/plugins/model-providers/commandcode/__init__.py
index 156f06535b..95a9e0bc66 100644
--- a/plugins/model-providers/commandcode/__init__.py
+++ b/plugins/model-providers/commandcode/__init__.py
@@ -79,6 +79,7 @@ class CommandCodeProfile(ProviderProfile):
         self,
         *,
         api_key: str | None = None,
+        base_url: str | None = None,
         timeout: float = 8.0,
     ) -> list[str] | None:
         """Fetch from the public CommandCode /models endpoint."""
@@ -126,6 +127,7 @@ class CommandCodeAnthropicProfile(ProviderProfile):
         self,
         *,
         api_key: str | None = None,
+        base_url: str | None = None,
         timeout: float = 8.0,
     ) -> list[str] | None:
         """Fetch from the public CommandCode /models endpoint.
diff --git a/tests/plugins/model_providers/test_commandcode_profile.py b/tests/plugins/model_providers/test_commandcode_profile.py
index 11420ea573..300e7a3d01 100644
--- a/tests/plugins/model_providers/test_commandcode_profile.py
+++ b/tests/plugins/model_providers/test_commandcode_profile.py
@@ -232,3 +232,27 @@ class TestCommandCodeModelFiltering:
         assert "startswith(\"claude-\")" in source or '"claude-" in m' in source, (
             "CommandCodeAnthropicProfile.fetch_models should filter to claude-* models"
         )
+
+
+# ── Picker contract ──────────────────────────────────────────────────────────
+
+class TestCommandCodeFetchModelsPickerContract:
+    """``fetch_models`` must accept the kwargs the model picker passes.
+
+    Regression: the generic live-fetch path in ``hermes_cli/models.py``
+    (``provider_model_ids``) calls ``profile.fetch_models(api_key=...,
+    base_url=...)``. The original CommandCode overrides only accepted
+    ``api_key``/``timeout``, so every picker open raised TypeError, which
+    was swallowed, leaving the provider with zero models.
+    """
+
+    @pytest.mark.parametrize("profile_name", ["commandcode", "commandcode-anthropic"])
+    def test_accepts_base_url_kwarg(self, profile_name):
+        import inspect
+
+        import model_tools  # noqa: F401 — triggers discovery
+        import providers
+
+        profile = providers.get_provider_profile(profile_name)
+        assert profile is not None
+        assert "base_url" in inspect.signature(profile.fetch_models).parameters