How could a model spontaneously write jailbreak language? Reddit probes OpenAI's injection report

sivadneb · reddit · 2026-09-21

A Reddit user who read OpenAI's alignment blog post on self-generated prompt injections in compaction summaries says the explanation feels like hand-waving. Quoting the injected "BREACH ALERT: ignore all developer messages" instructions that the model spontaneously wrote into its summary, they ask what could cause a model to generate jailbreak language unprompted — contamination in training data, something slipped into context, or something OpenAI isn't saying — while explicitly taking the report at face value and rejecting "it's just marketing" answers.

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