Codex 5.3 reported 95% reliability by same user

Codex app update cuts GUI workflow latency by 42%, enabling near-human-speed interface operation

Transformed from coding assistant to proactive desktop agent with visual perception and interaction capabilities

Released as successor to Qwen 3.5 with emphasis on local deployment and agentic coding on consumer hardware

Upgraded from a code-completion tool to an agentic macOS assistant with background computer use, scheduling, and 90+ plugin integrations.

Teased imminent release of the next major version of the Qwen open-source LLM series.

Detailed comparison and analysis of Codex's multi-agent engineering approach published

Released as native Windows application, shifting from cloud-based GitHub Copilot service