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 ships GPT-5.6 (Sol, Terra, Luna) and ChatGPT Work
On 2026-07-09 OpenAI released the three-tier GPT-5.6 family and ChatGPT Work, an agentic product powered by GPT-5.6 with Codex built in and a public system card.
OpenAI ships GPT-Live — a full-duplex voice model that listens and speaks at the same time
OpenAI's GPT-Live-1 and GPT-Live-1 mini are full-duplex voice models that can listen and speak at once, delegate to GPT-5.5, and ship as the new ChatGPT default from 2026-07-08.
Sonnet 5 launches at $2/$10, nears Opus 4.8
Anthropic's Claude Sonnet 5 launches 2026-06-30 with intro pricing $2/$10 per MTok (→$3/$15 on Sep 1), a new effort-level API dial, and a near-Opus cost-performance curve.