diff --git a/probe_base_moe_forward.sh b/probe_base_moe_forward.sh
new file mode 100755
index 00000000..0cc8f483
--- /dev/null
+++ b/probe_base_moe_forward.sh
@@ -0,0 +1,90 @@
+#!/bin/bash
+set -e
+
+BASE="/usr/local/corex/lib/python3/dist-packages/vllm/model_executor/models/qwen3_5.py"
+
+echo "=== base qwen3_5.py line count ==="
+wc -l "$BASE"
+
+echo ""
+echo "=== _pure_pytorch_experts 完整函数 ==="
+sed -n '/def _pure_pytorch_experts/,/^    def [a-z]/p' "$BASE" | head -200
+
+echo ""
+echo "=== forward 中调用 _pure_pytorch_experts 的上下文 ==="
+grep -n -B5 -A5 "_pure_pytorch_experts\|corex_moe_direct\|corex_moe_weight\|corex_moe_exact\|corex_moe_topk" "$BASE" | head -100
+
+echo ""
+echo "=== corex_moe_direct_routed.w13 签名 ==="
+python3 -c "
+from vllm import corex_moe_direct_routed as m
+import inspect
+for name in dir(m):
+    if not name.startswith('_'):
+        obj = getattr(m, name)
+        try:
+            sig = inspect.signature(obj)
+            print(f'{name}{sig}')
+        except:
+            print(f'{name}: {type(obj)}')
+" 2>&1
+
+echo ""
+echo "=== corex_moe_topk_softmax.moe_topk_softmax 签名 ==="
+python3 -c "
+from vllm import corex_moe_topk_softmax as m
+import inspect
+for name in dir(m):
+    if not name.startswith('_'):
+        obj = getattr(m, name)
+        try:
+            sig = inspect.signature(obj)
+            print(f'{name}{sig}')
+        except:
+            print(f'{name}: {type(obj)}')
+" 2>&1
+
+echo ""
+echo "=== corex_moe_exact_reduce 签名 ==="
+python3 -c "
+from vllm import corex_moe_exact_reduce as m
+import inspect
+for name in dir(m):
+    if not name.startswith('_'):
+        obj = getattr(m, name)
+        try:
+            sig = inspect.signature(obj)
+            print(f'{name}{sig}')
+        except:
+            print(f'{name}: {type(obj)}')
+" 2>&1
+
+echo ""
+echo "=== corex_moe_weight_gather 签名 ==="
+python3 -c "
+from vllm import corex_moe_weight_gather as m
+import inspect
+for name in dir(m):
+    if not name.startswith('_'):
+        obj = getattr(m, name)
+        try:
+            sig = inspect.signature(obj)
+            print(f'{name}{sig}')
+        except:
+            print(f'{name}: {type(obj)}')
+" 2>&1
+
+echo ""
+echo "=== corex_moe_index_combine 签名 ==="
+python3 -c "
+from vllm import corex_moe_index_combine as m
+import inspect
+for name in dir(m):
+    if not name.startswith('_'):
+        obj = getattr(m, name)
+        try:
+            sig = inspect.signature(obj)
+            print(f'{name}{sig}')
+        except:
+            print(f'{name}: {type(obj)}')
+" 2>&1