Omission Constraints Decay While Commission Constraints Persist in Long-Context LLM Agents

ArXi:2604.20911v1 Announce Type: cross LLM agents deployed in production operate under operator-defined behavioral policies (system-prompt instructions such as prohibitions on credential disclosure, data exfiltration, and unauthorized output) that safety evaluations assume hold throughout a conversation. Prohibition-type constraints decay under context pressure while requirement-type constraints persist; we term this asymmetry Security-Recall Divergence