R to @OpenAI: We've used GPT-5.6-Cyber extensively in real-world vulnerability research, including…

TL;DR - OpenAI says GPT-5.6-Cyber has been used in real-world vulnerability research, including discovering previously unknown flaws in popular open-source software. This suggests specialized AI models can assist practical security research on complex codebases.

• OpenAI reports extensive use of GPT-5.6-Cyber for vulnerability research.
• The work reportedly uncovered previously unknown vulnerabilities.
• Chrome’s V8 JavaScript engine is cited as one investigated project.
• No technical methodology, benchmarks, or vulnerability details are provided.