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AI Agents Gain 'Sleeptime Compute': Learning to Forget, Too?

Artificial Intelligence Memory Large Language Models Letta Bilt LangChain AI Agents
August 20, 2025
Source: Wired AI
Viqus Verdict Logo Viqus Verdict Logo 8
Memory Matters
Media Hype 7/10
Real Impact 8/10

Article Summary

Bilt, a shopping and restaurant deals provider, is pioneering a new approach to AI agent development through a collaboration with Letta. This involves deploying 'agents' that learn from conversations and past interactions, much like the human brain. The core technology, dubbed ‘sleeptime compute,’ enables these agents to intelligently manage their memory, deciding what information to store for long-term use and what to discard. This addresses a significant weakness in existing large language models, which typically ‘hallucinate’ or become confused when overloaded with data. Unlike current models that rely entirely on the context window, Bilt’s agents can actively prioritize and consolidate information, improving their efficiency and reliability. The process mirrors the human brain’s memory consolidation, where important memories are strengthened while irrelevant ones are filtered out. This collaborative effort, alongside the work of companies like Letta and LangChain, is aiming to give AI agents a more robust and adaptable memory system. Experts emphasize that memory remains a critical bottleneck in the development of truly intelligent AI.

Key Points

  • AI agents are being developed to mimic the human brain's memory consolidation process, prioritizing what to store and discard.
  • ‘Sleeptime compute’ allows agents to intelligently manage their memory, improving their efficiency and reducing errors.
  • Memory remains a significant limitation in current large language models, prompting efforts to develop more robust and adaptable AI agents.

Why It Matters

This news is significant because it highlights a crucial step toward creating more reliable and capable AI agents. Currently, the ‘forgetfulness’ of large language models severely impacts their usefulness in real-world applications. Addressing this memory gap is vital for building AI systems that can handle complex tasks, maintain context, and avoid the frustrating errors that plague current models. This research directly impacts the potential of AI in areas like customer service, data analysis, and even creative endeavors, demonstrating a tangible path towards more intelligent and versatile AI tools.

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