Internal documents: Meta is placing strict limits on how engineers in its applied AI division can use Claude Code and Codex, fearing inadvertent distillation
THE SO WHAT
Model IP is now treated like source code—Meta’s internal limits on using Claude Code and Codex show large builders see accidental distillation as a real attack surface, not a hypothetical. If your engineers are pasting proprietary weights, prompts, or training data into third-party copilots, you need usage policies and logging this week.
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