Researchers argue language models need sleep

Claim

CMU researchers proposed that language models should periodically consolidate recent context into persistent fast weights inside SSM blocks before clearing the cache, with longer sleep yielding the largest gains on examples that demand deeper reasoning.

Reporting date: 2026-05-26 (not necessarily the event date)

Sources

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• Welcome to May 26, 2026 (theinnermostloop.substack.com)