Mem-$π$ introduces a novel approach to adaptive memory in large language models, generating guidance on demand rather than relying on static retrieval from external memory stores. This framework addresses the limitations of traditional memory-augmented agents, which often return outdated or contextually irrelevant information due to their reliance on similarity-based retrieval from episodic memory banks. By generating useful guidance dynamically, Mem-$π$ enables more effective and context-aware decision-making in large language model agents1. This capability has significant implications for applications where contextual understanding is crucial, such as natural language processing and decision-support systems. The ability to generate adaptive memory also raises important questions about the potential applications and misuses of this technology, particularly in the context of state-aligned threat activity. So what matters to practitioners is that Mem-$π$ has the potential to significantly enhance the capabilities of large language models, but also underscores the need for careful consideration of its potential risks and implications.