Developers and ChatGPT subscribers who relied on GPT-5.2 Thinking now face a forced migration. OpenAI has replaced GPT-5.2 ...
OpenAI (OPENAI) has launched GPT‑5.4 mini and nano, its most capable small models yet, according to the ChatGPT maker. The company said GPT‑5.4 mini significantly improves over GPT‑5 mini across ...