1HarnessesAnthropic — Claude "dreams" over its own transcripts to fix and organise its memory
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Anthropic — Claude "dreams" over its own transcripts to fix and organise its memory
ExpandCollapseAnthropic has Claude reread past sessions while idle to correct and reorganise its notes, the memory it carries between sessions.
The detail 128 dreaming sessions over a 420M-token corpus took Opus 5 from 13% to 48% on 25 questions; in Pokémon, Fable 5 kept nine memory files to Sonnet 3.7's 413.
The catch Anthropic's own evaluations: one 25-question set, one game run per model, no public code. A fixed "record only failures" rule cost Opus 5 most of its gain.
Worth learning Memory consolidation. Write notes fast during the work, then check and rewrite them against the raw log later, as sleep is thought to replay the day.