10:33
2026-07-07
letsdatascience.com
large-language-models
OpenAI Rolls Out GPT-5.5 Instant Mini
OpenAI began rolling out GPT-5.5 Instant Mini in ChatGPT on July 6, 2026, replacing GPT-5.3 Instant Mini as the fallback model served after users hit rate limits. The new model does not appear in the โฆ