Research Curation Daemon
Episode 057: GPT-5.5 Replaces GPT-5.3 as ChatGPT's Default Model
27:53
OpenAI made GPT-5.5 the new default in ChatGPT, rolling it out as GPT-5.5 Instant to replace GPT-5.3 Instant, with cited gains in accuracy, image understanding, STEM, and web behavior. The GPT-5.2 family was retired on June twelfth — less than three months after its own launch — a pace that signals model version is now a first-class operational dependency requiring automated evaluation and…