The New Stack
5/11/2026

Why your AI agent doesn’t actually remember anything
Short summary
AI agents lack true memory persistence across sessions due to context window limits and absence of persistent storage mechanisms. The New Stack uses a customer support agent failure case to illustrate how these architectural constraints cause unexpected behavioral breakdowns in production systems.
- •AI agents cannot remember information across sessions despite appearing to
- •Context windows and lack of persistent storage cause agent failures
- •Real-world case study demonstrates production impact
Generated with AI, which can make mistakes.
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