OpenAI and Anthropic Are Racing to Build AI Cyber Weapons. Neither Will Let You Use Them.
OpenAI launched GPT-5.4-Cyber on April 14, exactly one week after Anthropic's Project Glasswing deployed Claude Mythos to 12 elite partners. Both AI cyber models find zero-day vulnerabilities faster than humans. Neither is available to the public. The AI cybersecurity arms race is now official.