GPT-5.5-Cyber
How our latest models help each layer of the defensive ecosystem and accelerate the security flywheel.
A cyber-permissive GPT-5.5 variant for specialized, authorized cybersecurity workflows, released in limited preview to vetted defenders responsible for critical infrastructure through Trusted Access for Cyber.
Pricing
Official site · Nov 2, 2026, 2:10 PM
Input / 1M
$12.50
Output / 1M
$75.00
Cached input / 1M
$1.25
Standard pricing, short context: $12.50 input, $75.00 output, $1.25 cached input per 1M tokens. Long-context pricing is not listed.
OpenAI's official API pricing page lists gpt-5.5-cyber under Cyber models with standard short-context prices per 1M tokens. No long-context prices are listed.
Model Intelligence
Arena ranking
21
Benchmarkable
Yes
Model level
release
Intelligence Index
20.8
Math Index
83
MMLU Pro
0.86
GPQA
0.81
HLE
0.2
LiveCodeBench
0.76
MATH-500
0.99
AIME
0.83
AIME 2025
0.83
IFBench
0.67
TerminalBench Hard
0.27
TAU2
0.84
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