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Ethan Mollick (@emollick.bsky.social): I think the release of GLM-5.3, a very good open weights models with considerable offensive cyber capability, is worth noticing. Open weights models have effectively no guardrails, and they only provi

L4 · DeveloperModels & Releases@emollick.bsky.social· 8/28/2026

Critical security implications for developers working with AI models and those responsible for AI safety implementation.

AI Summary

GLM-5.3 has been released with significant offensive cyber capabilities and minimal safety guardrails, raising concerns about open-weights model risks.

Excerpt

I think the release of GLM-5.3, a very good open weights models with considerable offensive cyber capability, is worth noticing. Open weights models have effectively no guardrails, and they only provide minimal risk testing (though what they do test is eye opening, as you can see in the image).

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