OpenAI announced on Friday itβs launching a research preview of Codex, the companyβs most capable AI coding agent yet. Codex is powered by codex-1, a version of the companyβs o3 AI reasoning model optimized for software engineering tasks. OpenAI says codex-1 produces βcleanerβ code than o3, adheres more precisely to instructions, and will iteratively run [β¦]