---
title: "Fitz Zhang · Engineer, Personal Agent Bench"
description: "Builds the v2 record-and-replay exam on Personal Agent Bench. Previously a frontend engineer at ByteDance and Tencent Docs."
url: https://personalagentbench.com/authors/fitz-zhang/
last_updated: 2026-10-09
---

Fitz Zhang, Engineer, Personal Agent Bench. Builds the v2 record-and-replay exam on Personal Agent Bench. Previously a frontend engineer at ByteDance and Tencent Docs. Posts: https://personalagentbench.com/blog/record-and-replay/.

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Published by Personal Agent Bench (https://personalagentbench.com), run by the Zentor team. Zentor builds agent software of its own, so its products are not on the scorecard and will not be added.