openai
OpenAI: GPT-5.5
openai/gpt-5.5
For $1, you can send approximately:
~4.08messages
How do we get this number?
One message = ~7,000 input tokens + ~7,000 output tokens
Input cost per message7,000 x $5.00/M = $0.035000
Output cost per message7,000 x $30.00/M = $0.210000
Total cost per message$0.245000
Messages for $14.08
Context window
1.1M
tokens
Max response
128k
tokens
Input price
$5.00
per million tokens
Output price
$30.00
per million tokens
Modalities
Input:fileInput:imageInput:textOutput:text
Description
GPT-5.5 is OpenAI’s frontier model designed for complex professional workloads, building on GPT-5.4 with stronger reasoning, higher reliability, and improved token efficiency on hard tasks. It features a 1M+ token...