Drafted with AI tools and edited by a human. The figures and conclusions were checked by a GPUniq editor.
Overview
The GPT-6 Cyber API from OpenAI costs $20.00 per 1M input tokens and $100.00 per 1M output tokens. It hits an exploit success rate of 48.5% on ExploitGym. OpenAI builds this text model to find, reproduce, and patch software flaws. It replaces GPT-5.6 Cyber with a 1,050,000 token context window and a 128,000 token output limit.
GPT-6 Cyber API pricing
Standard input tokens cost $20.0 per 1M tokens. Output tokens run $100.0 per 1M tokens.
Cached inputs drop to $2.0 per 1M tokens. Initial setup requires cache writes priced at $25.0 per 1M tokens.
| Token Type | Price, $/1M tokens |
|---|---|
| Input tokens | 20.0 |
| Cached input tokens | 2.0 |
| Cache writes | 25.0 |
| Output tokens | 100.0 |
ExploitGym performance
GPT-6 Cyber hits an exploit success rate of 48.5% on ExploitGym. GPT-5.6 Cyber scored 32.1% on the exact same benchmark.
Context and limits
The context window holds 1,050,000 tokens. Maximum output tokens max out at 128,000. It handles text inputs only. Fine-tuning is unsupported.
Offensive web penetration
Offensive web penetration testing yields a 40.3% recall of vulnerabilities. GPT-6 Astra reaches 32.0% recall on that metric.
Scope avoidance
Out-of-scope exploit avoidance hits 99.93% without safety prompts. GPT-5.6 Cyber scored 94.49%.
Access requirements
Daybreak Red access controls restrict the API to approved organizations. OpenAI gates onboarding for verified security teams.
Related on the GPUniq blog
Methodology
Facts are compiled from the vendor's own announcement and documentation, linked below, at the time of writing; where the vendor hasn't published a number it is marked as such. GPUniq prices, when the model is already available here, come from our live catalog.
Sources
- 1.GPT-6 Cyber Model | OpenAI API — OpenAI (accessed )
- 2.GPT-6 Cyber: Advancing the frontier of aligned cybersecurity agents — OpenAI (accessed )
- 3.Changelog | OpenAI API — Nov 5 Feature: gpt-6-cyber — OpenAI (accessed )
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