GPT-5.6 Cyber
by OpenAI
Today's price · per 1M tokens
Input
$12.50
per 1M tokens
Output
$75.00
per 1M tokens
Blended
$28.13
blended $/1M — 3:1 weighted input:output
Cached input
$1.25
10% of input — prompt caching
How this price is scoped: OpenAI's rate card lists no long-context tier for this model — the long-context columns that Sol, Terra and Luna fill are blank for it. Cache writes bill at 1.25x the uncached input rate.
Price receipt
We read OpenAI's own pricing page on Aug 17, 2026 and found gpt-5.6-cyber listed with a price on the same row — that read is where the number above comes from, recorded as a new model. We keep the page text we read; its content hash is 8f20eebc5e.
Overview
OpenAI's purpose-trained cybersecurity model, for approved defenders doing authorized vulnerability research, exploit validation and security testing. Built on GPT-5.6 Sol and reached only through Daybreak Red, OpenAI's approval-gated access tier; the public alias daybreak-red-latest currently points at this model. 400K context window, 272K max input, 128K max output, text + image input, text output. At $12.50/$75 per 1M tokens (cached input $1.25) it is the most expensive model on OpenAI's rate card.
Capabilities
struck through = not supportedSpecifications
- Provider
- OpenAI
- Context window
- 400K tokens
- Modality
- text, image
- Parameters
- Proprietary
- Open source
- No — proprietary
- Released
- Aug 7, 2026
- Status
- Current
- Last updated
- Aug 17, 2026
- Tags
Availability verified: Aug 17, 2026 — listed on OpenAI's own page