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OpenAI Releases GPT-6 Astra With Critical Cyber Capabilities

Its internal tests found two previously unknown zero‑day flaws and prompted a staged, gated rollout with tighter monitoring.

OpenAI Unveils GPT-5.6 Tiers as Government Limits Early Access

U.S. Allows Limited Re‑release of Anthropic’s Mythos 5 and Restricts OpenAI’s GPT‑5.6 Preview

OpenAI Rolls Out GPT-5.2 in Three Tiers for ChatGPT and the API

OpenAI Unveils First Open-Weight Models Since GPT-2, Run on Common Hardware