OpenAI's GPT-Red: self-play red-teaming at frontier scale; GPT-5.6 Sol 6× more robust
OpenAI's GPT-Red is a self-play-trained automated red-teamer at frontier compute scale. GPT-5.6 Sol is 6× more robust to prompt injection; specific Vendy and Codex CLI exploits.
OpenAI to Acquire Ona: Cloud Runtime for Codex Agents
OpenAI announces the acquisition of Ona (formerly Gitpod) to give Codex a persistent, customer-controlled runtime for long-running agents. Deal signed, not closed.