GPT-5.2 Chat (AKA Instant) is the fast, lightweight member of the 5.2 family, optimized for low-latency chat while retaining strong general intelligence. It uses adaptive reasoning to selectively “think” on...
Rank
#273
Down 76% week over week
Tokens
511.1M
2026-08-14
Requests
131.8K
131,812
Tool calls
-
Input / M
$1.75
Output / M
$14
Cache / M
$0.17
Context
128K
128,000 tokens