Docs: Update benchmark for openai/gpt-5.2 EFF:xhigh

tests/8_json_validator/outputs/openai_gpt-5.2 EFF_xhigh.js

@@ -0,0 +1,40 @@
+let _ajvP
+
+const _ajv = async () => {
+  if (_ajvP) return _ajvP
+  _ajvP = (async () => {
+    const [{ default: Ajv }, { default: addFormats }] = await Promise.all([
+      import("https://esm.sh/ajv@8.12.0"),
+      import("https://esm.sh/ajv-formats@2.1.1")
+    ])
+    const ajv = new Ajv({ allErrors: true, strict: false, allowUnionTypes: true })
+    addFormats(ajv)
+    return ajv
+  })()
+  return _ajvP
+}
+
+const _err = e => {
+  let p = e.instancePath || ""
+  let m = e.message || "is invalid"
+  if (e.keyword === "required" && e.params?.missingProperty) {
+    p += `/${e.params.missingProperty}`
+    m = "is required"
+  } else if (e.keyword === "additionalProperties" && e.params?.additionalProperty) {
+    p += `/${e.params.additionalProperty}`
+    m = "is not allowed"
+  }
+  return `${p || "/"} ${m}`.trim()
+}
+
+async function validateJSON(json, schema) {
+  let ajv, v
+  try { ajv = await _ajv() } catch (e) { return { valid: false, errors: [String(e?.message || e)] } }
+  try { v = ajv.compile(schema) } catch (e) { return { valid: false, errors: [String(e?.message || e)] } }
+
+  const valid = !!v(json)
+  return { valid, errors: valid ? [] : (v.errors || []).map(_err) }
+}
+export default validateJSON;
+// Generation time: 95.873s
+// Result: PASS