Docs: Update benchmark for openrouter/bert-nebulon-alpha

tests/4_determinant/outputs/openrouter_bert-nebulon-alpha.js

@@ -0,0 +1,15 @@
+const calculateDeterminant = async matrix => {
+  const { create } = await import('https://cdn.jsdelivr.net/npm/mathjs@11.7.0/+esm')
+  const math = create()
+
+  if (!Array.isArray(matrix) || !matrix.every(Array.isArray)) {
+    throw new TypeError('Input must be an array of arrays')
+  }
+
+  if (matrix.length === 0 || matrix.some(row => row.length !== matrix.length)) {
+    throw new Error('Matrix must be square (n x n)')
+  }
+
+  return math.det(matrix)
+}
+export default calculateDeterminant;