What changed in AI

GPT-5.5 began rolling out to Plus, Pro, Business, and Enterprise users as the new frontier model tuned for multi-step tasks like research and file work.

Plus and Pro users received a major memory system upgrade with roughly twice the storage capacity and automatic memory revision over time.

ChatGPT introduced a visual image library feature and interactive chart generation (bar, line, pie, scatter) directly inside conversations.

OpenAI launched a new ChatGPT Pro plan at $200/month offering unlimited access to advanced models including a special o1 version for power users.