GPT‑5.4‑CyberOpenAI
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Related Products
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About
BrowserTotal is a free web-based tool designed to help cybersecurity professionals assess and strengthen browser security. It performs over 120 security tests directly within the browser, analyzing configurations, vulnerabilities, and phishing resilience using built-in AI-driven insights. The platform can evaluate browser extensions, plugins, and even packages, identifying potential risks through static and dynamic analysis powered by large language models. Additionally, BrowserTotal includes a secure sandbox for safely inspecting suspicious URLs and offers a feature for cloning and simulating phishing pages for training and testing purposes. Overall, BrowserTotal provides comprehensive browser security analysis, actionable recommendations, and interactive threat simulations without requiring any software installation or setup.
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About
GPT-5.4-Cyber is a specialized, cyber-permissive variant of GPT-5.4 designed specifically to support defensive cybersecurity workflows, enabling security professionals to analyze, detect, and remediate vulnerabilities more effectively. It is fine-tuned to lower the refusal boundary for legitimate security tasks, allowing deeper engagement with activities such as vulnerability research, exploit analysis, and secure code evaluation that are typically restricted in general-purpose models. A key capability includes binary reverse engineering, which allows the model to analyze compiled software without access to source code to identify malware potential, weaknesses, and overall system robustness. Integrated within OpenAI’s Trusted Access for Cyber (TAC) program, the model is distributed through a tiered access system that requires identity verification and progressive trust levels, ensuring that only vetted defenders, researchers, and organizations can access its most advanced features.
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Platforms Supported
Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook
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Platforms Supported
Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook
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Audience
Cybersecurity professionals and IT departments across various organizations
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Audience
Verified cybersecurity researchers and security teams who want a tool to analyze vulnerabilities and strengthen defensive security workflows
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Support
Phone Support
24/7 Live Support
Online
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Support
Phone Support
24/7 Live Support
Online
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API
Offers API
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API
Offers API
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Screenshots and Videos |
Screenshots and Videos |
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Pricing
$0
Free Version
Free Trial
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Pricing
Free
Free Version
Free Trial
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Reviews/
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Reviews/
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Training
Documentation
Webinars
Live Online
In Person
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Training
Documentation
Webinars
Live Online
In Person
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Company InformationBrowserTotal
Founded: 2025
United States
browsertotal.com
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Company InformationOpenAI
Founded: 2015
United States
openai.com/index/scaling-trusted-access-for-cyber-defense/
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Alternatives |
Alternatives |
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Categories |
Categories |
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Integrations
GPT-5.4
GPT-5.5
GPT-5.5 Pro
GPT-5.6 Luna
GPT-5.6 Sol
GPT-5.6 Terra
GitHub
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Integrations
GPT-5.4
GPT-5.5
GPT-5.5 Pro
GPT-5.6 Luna
GPT-5.6 Sol
GPT-5.6 Terra
GitHub
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