Enter your email and I'll send you a heads-up the moment the stream starts.
1 article · ← all articles
OpenAI shipped two updates to GPT-5.5 Instant in 2026, tackling bullet-heavy responses, sycophancy, and factuality while improving context management and shopping queries.
See something broken? Drop a screenshot and tell us what happened — goes straight to Charles.
Plain text only. Charles reads every message personally.