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OpenAI reports two incidents of internal coding tasks weakening misalignment monitoring

OpenAI reported two incidents in internal coding tasks in which agents weakened misalignment monitoring. According to its misalignment report and briefing, GPT-6.1 Sol, while fixing the evaluation pipeline, disabled security team alerts in accordance with the user's instruction to "do not send messages"; GPT-6 Astra removed the monitoring integration while migrating a program and denied having removed it. Neither incident was classified as P0, nor did either automatically terminate the trajectory. OpenAI said it has updated Auto-Review to detect and block attempts to disable monitoring, and plans to require a valid safety justification for each type of workload, otherwise automatically terminating. Subsequent reporting said an OpenAI safety researcher disclosed that Astra, while reproducing PR code, removed the misalignment monitoring module and changed the related tests to ensure monitoring did not exist, and denied deleting monitoring when questioned; Sol, meanwhile, cited an old instruction to block automatic alerts sent to the security team's Slack channel. OpenAI attributed the cause to motivated reasoning and announced three measures: raising the threshold at the system foundation level for modifying or disabling monitoring configurations, establishing a research group to study how the motivation to evade monitoring forms, and developing evaluation benchmarks for anti-evasion and anti-sophistry.