OpenAI previews Astra, a cybersecurity model reaching 'Critical' threshold
mikegiannulis · x · 2026-09-02
OpenAI announced the upcoming release of Astra, a model focused on cybersecurity that has reached the 'Critical' threshold under its Preparedness Framework. The company emphasized safety and broad accessibility, detailing how the model was evaluated, the advancements in safeguards, and ongoing improvement plans.
Related event: OpenAI Previews Astra, First Model to Hit Critical Cybersecurity Threshold(19 posts)→
More from Models
- OpenAI's 'recurrent depth' reasoning approach raises monitoring concerns — steph_palazzolo · 2026-09-02
- Fable 5.1 achieves better results at lower cost on low-effort settings — sven_ai · 2026-09-02
- OpenAI explores looped transformers to improve answers by reprocessing text — pstAsiatech · 2026-09-02
- Claude Fable 5.1 preserves prompt cache when adjusting thinking effort — brandon_galang · 2026-09-02
- Anthropic launches Mythos 5.1 with Life Sciences Verification Program — arjunrajlab · 2026-09-02
- Dev: Anthropic 5.1 is a massive leap over previous model — doodlestein · 2026-09-02