After Anthropic unveiled its Claude Mythos AI model, OpenAI introduced its own cybersecurity-focused model, GPT-5.4-Cyber.

Described by OpenAI as a new model tuned for defensive cybersecurity tasks, GPT-5.4-Cyber is being offered first to vetted ...

OpenAI's limited release of GPT-5.4-Cyber highlights that frontier AI is slowly changing how enterprises approach ...

GPT-5.4-Cyber launch expands defender access and helped fix 3,000+ vulnerabilities, strengthening proactive cybersecurity ...

Artificial intelligence company OpenAI said Tuesday that it would release its latest cybersecurity model to a limited number ...

April 14 (Reuters) - OpenAI on Tuesday unveiled GPT-5.4-Cyber, a variant of its latest flagship model fine-tuned specifically ...

OpenAI launches GPT-5.4-Cyber with binary reverse engineering for verified defenders, scaling access to thousands as it ...

Claude Opus 4.7 improves on performance and usability, but is intentionally dialed down in capability as Anthropic ...

Anthropic briefed Trump administration officials on Mythos before wider access, signaling how seriously it views the model’s ...

OpenAI revoked its macOS signing certificate after a malicious Axios dependency incident on March 31, 2026, preventing ...

Opus 4.7 utilizes an updated tokenizer that improves text processing efficiency, though it can increase the token count of ...

Nearly 80 percent of organizations now use AI in at least one core business process, according to McKinsey, yet widespread adoption has surfaced a persistent problem: a deep shortage of professionals ...