fix(auxiliary): refresh Nous runtime credentials after aux 401s

tests/agent/test_auxiliary_client.py

@@ -476,6 +476,82 @@ class TestGetTextAuxiliaryClient:
         assert isinstance(client, CodexAuxiliaryClient)
         assert model == "gpt-5.2-codex"
 
+
+class TestNousAuxiliaryRefresh:
+    def test_try_nous_prefers_runtime_credentials(self):
+        fresh_base = "https://inference-api.nousresearch.com/v1"
+        with (
+            patch("agent.auxiliary_client._read_nous_auth", return_value={"access_token": "stale-token"}),
+            patch("agent.auxiliary_client._resolve_nous_runtime_api", return_value=("fresh-agent-key", fresh_base)),
+            patch("agent.auxiliary_client.OpenAI") as mock_openai,
+        ):
+            from agent.auxiliary_client import _try_nous
+
+            mock_openai.return_value = MagicMock()
+            client, model = _try_nous()
+
+        assert client is not None
+        assert model == "google/gemini-3-flash-preview"
+        assert mock_openai.call_args.kwargs["api_key"] == "fresh-agent-key"
+        assert mock_openai.call_args.kwargs["base_url"] == fresh_base
+
+    def test_call_llm_retries_nous_after_401(self):
+        class _Auth401(Exception):
+            status_code = 401
+
+        stale_client = MagicMock()
+        stale_client.base_url = "https://inference-api.nousresearch.com/v1"
+        stale_client.chat.completions.create.side_effect = _Auth401("stale nous key")
+
+        fresh_client = MagicMock()
+        fresh_client.base_url = "https://inference-api.nousresearch.com/v1"
+        fresh_client.chat.completions.create.return_value = {"ok": True}
+
+        with (
+            patch("agent.auxiliary_client._resolve_task_provider_model", return_value=("nous", "nous-model", None, None, None)),
+            patch("agent.auxiliary_client._get_cached_client", return_value=(stale_client, "nous-model")),
+            patch("agent.auxiliary_client.OpenAI", return_value=fresh_client),
+            patch("agent.auxiliary_client._validate_llm_response", side_effect=lambda resp, _task: resp),
+            patch("agent.auxiliary_client._resolve_nous_runtime_api", return_value=("fresh-agent-key", "https://inference-api.nousresearch.com/v1")),
+        ):
+            result = call_llm(
+                task="compression",
+                messages=[{"role": "user", "content": "hi"}],
+            )
+
+        assert result == {"ok": True}
+        assert stale_client.chat.completions.create.call_count == 1
+        assert fresh_client.chat.completions.create.call_count == 1
+
+    @pytest.mark.asyncio
+    async def test_async_call_llm_retries_nous_after_401(self):
+        class _Auth401(Exception):
+            status_code = 401
+
+        stale_client = MagicMock()
+        stale_client.base_url = "https://inference-api.nousresearch.com/v1"
+        stale_client.chat.completions.create = AsyncMock(side_effect=_Auth401("stale nous key"))
+
+        fresh_async_client = MagicMock()
+        fresh_async_client.base_url = "https://inference-api.nousresearch.com/v1"
+        fresh_async_client.chat.completions.create = AsyncMock(return_value={"ok": True})
+
+        with (
+            patch("agent.auxiliary_client._resolve_task_provider_model", return_value=("nous", "nous-model", None, None, None)),
+            patch("agent.auxiliary_client._get_cached_client", return_value=(stale_client, "nous-model")),
+            patch("agent.auxiliary_client._to_async_client", return_value=(fresh_async_client, "nous-model")),
+            patch("agent.auxiliary_client._validate_llm_response", side_effect=lambda resp, _task: resp),
+            patch("agent.auxiliary_client._resolve_nous_runtime_api", return_value=("fresh-agent-key", "https://inference-api.nousresearch.com/v1")),
+        ):
+            result = await async_call_llm(
+                task="session_search",
+                messages=[{"role": "user", "content": "hi"}],
+            )
+
+        assert result == {"ok": True}
+        assert stale_client.chat.completions.create.await_count == 1
+        assert fresh_async_client.chat.completions.create.await_count == 1
+
 # ── Payment / credit exhaustion fallback ─────────────────────────────────