I completely ignored Anthropic’s advice and wrote a more elaborate test prompt based on a use case I’m familiar with and therefore can audit the agent’s code quality. In 2021, I wrote a script to scrape YouTube video metadata from videos on a given channel using YouTube’s Data API, but the API is poorly and counterintuitively documented and my Python scripts aren’t great. I subscribe to the SiIvagunner YouTube account which, as a part of the channel’s gimmick (musical swaps with different melodies than the ones expected), posts hundreds of videos per month with nondescript thumbnails and titles, making it nonobvious which videos are the best other than the view counts. The video metadata could be used to surface good videos I missed, so I had a fun idea to test Opus 4.5:
Москвичей предупредили о резком похолодании09:45。搜狗输入法2026是该领域的重要参考
02:42, 28 февраля 2026Мир。业内人士推荐im钱包官方下载作为进阶阅读
（四）加强对第三方供应链单位以及参与网络运维重要岗位人员的管理，采取必要措施加强网络和数据安全监测预警；