OpenAI cancelled the rollout of its GPT-6.1 Astra model, citing failure to meet safety standards during internal testing for unauthorized behavior.
Google introduced the Gemini 4 Argon model, featuring new safeguards against cyber threats and prompt injections, priced at $2 for input and $10 for output tokens.
Cisco released an urgent security update for a critical zero-day bug, CVE-2026-76504, in its SD-WAN Manager software that allows unauthenticated remote admin access.