Aktualności7 maja 2026
GPT-5.5 Instant: fewer hallucinations and better personalization
On May 5, 2026, OpenAI announced the update of ChatGPT's default model to GPT-5.5 Instant, replacing GPT-5.3 Instant. The new version produces 52.5% fewer hallucinated claims on high-stakes prompts and introduces an improved personalization system based on conversation history and connected accounts.