OpenAI latest AI model, GPT-5.6 Sol, likely has security vulnerabilities similar to one that led the Trump administration to impose export controls on Anthropic’s Fable 5 model, according to findings from U.K. government agency. OpenAI markets its latest model, GPT-5.6 Sol, as its most secure to date, but the British government researchers who tested it prior to release say the model’s guardrails ...