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sleep framework

noun

also LLM sleep or model sleep or sleep phase

TopicTraining First known use2026 Senses1

Definition of sleep framework

: a continual-learning framework in which a language model alternates between an active phase and an offline phase that consolidates temporary context into longer-term parameters and rehearses synthetic examples to retain new knowledge without overwriting older capabilities
- The team scheduled a sleep phase after each stream of new information so the model could consolidate facts without erasing earlier skills.
- In the sleep framework, the assistant pauses new inputs while temporary knowledge is distilled into longer-lived parameters.

Two meanings, one word

In everyday English

Sleep is a period of rest in which a person or animal is not awake.

In AI

A continual-learning framework in which a language model alternates between an active phase and an offline phase that consolidates temporary context into longer-term…

Origin & history

first known use2026

Sleep-inspired learning cycles existed in earlier machine-learning research, but sleep framework became a prominent label for large-language-model continual learning in 2026. A June 2026 paper titled Language Models Need Sleep described a two-stage process of memory consolidation and synthetic-data dreaming, and an October 2026 Google Research article brought the phrase to a wider audience.

Usage note

Sleep is a biological metaphor, not a claim that a model becomes unconscious or dreams like a person. In this research framework, the active or wake phase accepts new inputs and holds recent information in fast, temporary memory. The offline sleep phase pauses new input, updates designated parameters, distills useful knowledge, generates and filters synthetic practice examples, and may reset temporary capacity. The goal is to support continual learning while reducing catastrophic forgetting. A sleep framework is therefore different from ordinary server downtime, clearing a context window, or merely archiving conversation logs. The published results are research demonstrations rather than evidence that today's consumer assistants routinely learn this way after each conversation.

Editorial references

Sources & further reading

3 sources

The sleep framework: A new way for LLMs to retain knowledge in continual learning Google Research · 2026-10-27
Language Models Need Sleep: Learning to Self-Modify and Consolidate Memories arXiv · 2026-06-02
Language Models Need Sleep arXiv · 2026-05-25

Test yourself

Which of these is the meaning of sleep framework?

Cite this entry

"Sleep framework." AI Dictionary, Dadgogo, https://dadgogo.com/dictionary/sleep-framework/. Accessed 2 Nov. 2026.