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Stop Growing Your Always-On Context
The default fix for an agent that forgets is to put more in the prompt. It works until it doesn't, and the way it fails is quiet: unconditional context that costs every turn and gets less relevant as it grows.

Your 1M-Token Context Window Is Not Memory
A context window is working memory: it forgets everything when the session ends and degrades long before it fills. Why a bigger window is still not agent memory.

Pydantic AI Persistent Memory: Add It in 5 Lines of Code
Pydantic AI agents start from scratch on every run. hindsight-pydantic-ai adds long-term memory in five lines of Python.

Give Your OpenAI App a Memory in 5 Minutes
Build a chatbot on the OpenAI SDK that remembers its users across restarts, using three Hindsight calls and no vector database.