Codex Weekly

Codex Weekly follows OpenAI Codex and the wider OpenAI developer-tooling ecosystem: releases, agentic coding capabilities, pricing changes, and what they mean for engineering organizations. It is written for developers and engineering leaders evaluating AI coding agents in the enterprise. Published weekly by Kevin Kaminski of Big Hat Group.

Latest edition

October 5, 2026

Codex Weekly: Cloud, CLI Voice, and Agents API

Codex reusable cloud environments lead this week, alongside Agents API computer use, a rebuilt CLI, Ultrafast, and Security Cloud deployment planning.

All editions

September 28, 2026 Agents API Beta Expands, CLI Gains, and Codex Mobile Preview
September 21, 2026 Codex SDK 0.155.0 Ships, Agents API Expands, GPT-5 Retires
September 14, 2026 Codex Weekly: Astra Bugs, Agents API Beta, CLI Worktrees
September 7, 2026 Codex Weekly: GPT-6 Astra, Agent Safety, and a $1T IPO
August 31, 2026 Codex Weekly: OpenAI Open-Sources the Codex Harness
August 21, 2026 Codex Weekly: Codex CLI Becomes an Agent OS
August 14, 2026 Codex Weekly: GPT-5.1-Codex-Max Becomes the Default, IBM Partners at Scale, and Astra Approaches the 'Critical' Line
August 7, 2026 Codex Weekly: v0.147 Ships CI/CD Automation, MCP Protocol Finalized, Agents SDK Goes Enterprise, and the Security Incident That Changed the Conversation
July 31, 2026 Codex Weekly: CLI v0.146 Goes Plugin-Native, Codex Security Open-Sourced, and Opus 5 Reshapes the Coding Stack
July 24, 2026 Codex Weekly: CLI v0.145 Goes Multi-Agent, 15 Model Retirements Hit, and Gemini 3.5 Pro Still Missing
July 18, 2026 Codex Weekly: Sol's Destructive Autonomy, Codex CLI v0.144.5, and Gemini 3.5 Pro's 2M Context
July 10, 2026 Codex Weekly: GPT-5.6 Goes GA, ChatGPT Work Launches, and Codex CLI Hits v0.143
July 3, 2026 Codex Weekly: OpenAI’s Pivot to Enterprise Agents, GPT-5.6 Sol, and Multi-Cloud Strategy
June 26, 2026 Codex Weekly: The June 2026 Agent Ecosystem and OpenAI's Strategic Pivot
June 19, 2026 Codex Weekly: Record & Replay Ships, Claude Fable 5 Exits, and the Enterprise Agent Security Playbook Firms Up
June 12, 2026 Codex Weekly: OpenAI Files for IPO, Sites Goes Preview, and Three Platform Deprecations Land
June 5, 2026 Codex Weekly: Codex Goes Vertical, Dreaming V3 Rewrites Memory
May 29, 2026 Codex Weekly: Agents SDK Gets Model-Native Harness, Workspace Agents GA, Enterprise Partnerships
May 15, 2026 Codex Weekly: Universal Agent, GPT-5.5 Instant Cuts Hallucinations 52%, OpenAI Launches DeployCo
May 8, 2026 Codex Weekly: 4M Users, Chrome Extension, and the Shift to Daily Work Agent
May 1, 2026 Codex Weekly: Multi-Cloud Era Begins — Codex Lands on AWS, Symphony Open-Sourced
April 24, 2026 Codex Weekly: GPT-5.5 Ships, Agents SDK Gets Sandboxes, and Codex Crosses 4M Developers
April 10, 2026 Codex Weekly: DALL-E Sunset Countdown, OpenAI Backs Liability Bill, and AI War Game Concerns
March 22, 2026 Codex Weekly: Astral Acquisition, GPT-5.4 Mini, $110B
March 15, 2026 Codex Weekly: Security Scanner, Pentagon Fallout, GPT-5.4