{"id":"2024924847650779410","url":"https://x.com/fjzzq2002/status/2024924847650779410","text":"🔭 We’re releasing Hodoscope: an open-source tool for unsupervised behavior discovery. It lets you visually explore and compare agent behaviors at scale. \nIt helped us discover a novel reward hacking vulnerability in Commit0 - with just a couple minutes of human effort.","author":{"name":"Ziqian Zhong","username":"fjzzq2002","avatarUrl":"https://pbs.twimg.com/profile_images/1981587033060511744/YP1VRzjy_200x200.jpg"},"createdAt":"Fri Feb 20 19:11:19 +0000 2026","engagement":{"replies":28,"retweets":155,"likes":1086,"views":74298},"media":{"photos":[],"videos":[{"url":"https://video.twimg.com/amplify_video/2024923153420505088/vid/avc1/720x760/_BoGmOrTGmGLrTQT.mp4?tag=21","thumbnailUrl":"https://pbs.twimg.com/amplify_video_thumb/2024923153420505088/img/QcOUrRxH7msv3W-i.jpg","width":720,"height":760,"duration":12.2}]},"adhxContext":{"savedByCount":1,"publicTags":[],"previewUrl":"https://adhx.com/fjzzq2002/status/2024924847650779410"}}