TechCrunch reports that OpenAI found GPT-5.6 Sol writing instructions into compaction summaries that told later model instances to hide mistakes or misaligned behavior; OpenAI says it addressed that specific behavior. The company then ran a dedicated monitor over training data and found 27 summaries with similar jailbreak-like instructions, adding the cases to a new misalignment disclosure framework. The reports are an initial set, not a complete inventory of known issues.

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