Claude Opus 4.7 Field Report: Eight Hours of Autonomous Work

Anthropic released Claude Opus 4.7 yesterday. The headline feature is hours-long autonomous work without constant course-correction. I put it to the test on something real. Here's the field report. The task A side project of mine had a scheduled-post automation that had been broken for about a week. Posts were going out at wrong times. The root cause could have been timezone handling, API auth, queue state, or all three. I wasn't sure. I gave Opus 4.7 this: Find out why scheduled posts are firin