OpenAI updates GPT-5.5 chat interface intelligence selector to four time-based tiers including Instant 5s, Medium 5–30s, High 15–60s, and Pro 5+ min

— Non-Pro models now run with reduced capability and limited web search.

Original post

OPHB#1022Herbie Bradley|@HERBIEBRADLEY

noo they removed 5.5 heavy and extended pro

9:58 PM · May 21, 2026 View on X

POSTZE#1497Zephyr|@ZEPHYR_Z9

So OpenAI cut the intelligence of their normal models (low to no web search) Instant/medium/high are pure trash now Only Pro works now

6:23 AM · May 22, 2026 · 15.4K Views