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Comment by Stephen Casper

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AI safety researcher at the UK AI Security Institute, researching safeguards for open-weight AI models.
Open models have a tendency to be less safe a lot of the time than closed ones. Maybe it could be misused by someone who downloads it and modifies it to remove safeguards or to sharpen its harmful capabilities. This type of fine-tuning could cost hundreds or a few thousand dollars, at most.
Unverified (Oct 19, 2026)
Source:
Stephen Casper, interview with Christina Pazzanese, “Is it already too late to reduce catastrophic AI risk?”, Harvard Gazette, October 19, 2026.
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Open-source AI is more dangerous than closed-source AI
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