GPT-5.3 Chat
by OpenAI — Price updated 2026-04-04
Pricing ($/1M tokens)
Input
$1.75
Output
$14.00
Cache Read
$0.17
Web Search
$0.10
Specifications
Context Window
128,000
Max Output
16,384
Input
text, image, file
Output
text
Tool Calling
Structured Output