HomeβΊ π§ Models βΊGPT-5.5 System Cardβ¦ OpenAI π§ Models π Apr 23, 2026 π 16 β± 1 min read GPT-5.5 System Card GPT-5.5 System Card. OpenAI - artificial intelligence news. Source: OpenAI β Published April 23, 2026 at 11:00 UTC β Category: Models π Read full article on OpenAI β π·οΈ Topics: GPT-5GPTOpenAI Share: π Twitter in LinkedIn π¬ WhatsApp π Copy Link More in Models Latent Space14h ago [AINews] Zawinski's Law of MultiAgents The Decoder19h ago OpenAI flags its new Astra model as potentially reaching the highest cybersecurity risk level for the first time The Decoder20h ago AI music generator Suno tightens rules to fight spam and address growing copyright concerns The Decoder21h ago AMD acquires Taalas, a startup that bakes AI models directly into silicon Hugging Face21h ago TutorMoments: Do AI tutors know when to help and when to hold back? The Decoder21h ago Anthropic loosens Fable 5's biology restrictions but keeps the guardrails on for virology and toxicology