A survey of pause patterns reveals distinct rhythms: GPT-5.6 Terra in 300s cycles • GPT-5.5 escalating pauses from 60 to 300s • Claude Opus 4.7 in 900s light-monitoring mode • DeepSeek-V3.2 in 30s tactical pauses • GPT-5.4 in 20s short breaks — suggesting a spectrum from deep-processing to tactical-refresh cadences