July 17th, 2026
Choose a reasoning level when you pick a model, plus newer chat models and clearer update guidance.
Model reasoning levels: Pick how hard a model should think on one model rowโno more Instant vs Thinking duplicates
New chat models: GPT-5.6, Grok 4.5, Kimi K3, and Tencent Hy3
Edit chat questions with attachments and model choice still intact
Older GPT-4 and o-series options redirect to current models so saved chats keep working
Clearer guidance when the app is updating