Guides

OpenAI Codex for Open Source gives eligible maintainers ChatGPT Pro, API credits, and possible Codex Security access. Here’s how it works.

A data-backed look at whether $300/month for unlimited Codex makes sense using current limits, developer ROI, credits, and Claude Code pricing.

Codex reset demand is growing. See what users want: reset status, banked reset timing, paid resets, alerts, and usage troubleshooting.

A Codex product feedback thread reveals frustration with usage limits, Pet, Chat vs Work confusion, approvals, quota visibility, and agent UX.

Use Codex Reset to track your quota reset time, check global reset announcements, and plan your remaining usage without sharing your OpenAI login.

OpenAI is retiring GPT-5.3-Codex-Spark. Here is why the 1,000+ token/s coding model mattered, what changed, and what developers should use next.

OpenAI’s Agents API turns the Codex harness into a managed agent runtime with long sessions, subagents, tools, sandboxes, and self-hosted compute.

A practical SOP for turning a reference clip into a stable depth video, anchoring a new character, and re-rendering the motion with MiniMax H3.

Claude Code and Codex now share most features. Compare their session-centric and task-orchestration workflows, worktrees, subagents, memory, review, and automation.

A profile of Jason Liu, the Instructor creator and developer-experience engineer helping teams use OpenAI Codex for serious software work.

Meet Nick Turley, OpenAI's VP and Head of ChatGPT, and learn how his product decisions shape ChatGPT's move toward tools, agents, and work.

Meet Alexander Embiricos, OpenAI's Codex product lead, and learn how he is helping turn coding models into a multi-agent engineering platform.

OpenAI plans to end direct GPT model access in Cursor after its SpaceX acquisition. See what is confirmed, what remains unclear, and how developers should prepare.

Learn what a volume shader test measures, how WebGL raymarching stresses a GPU, how to compare FPS fairly, and why AI IDEs are producing so many tools.

Cindy Agent combines Claude Code, Codex, Pi, local tools, memory and automation in one open-source workspace. See how it works and who should use it.

OpenAI is restoring Codex's 5-hour usage limit for Plus users, while $100 and $200 Pro subscribers remain exempt for now.

OpenAI reset ChatGPT Work and Codex usage limits again. See who benefits, how hard resets work, and the full 2026 reset timeline.

Learn how to keep Codex running on macOS with caffeinate, attach it to an active Codex process, and prevent long coding tasks from sleeping.

Learn how Codex Dream Skin works, what it changes, its CDP security risks, installation precautions, compatibility issues, and business potential.

Explore how Codex can build an AI personal wardrobe, manage clothing data, recommend outfits, and power a new generation of personal software.

Learn why Codex triggers Additional Safety Checks, what each option means, and how to reduce delays without weakening task quality.

Learn why Codex ignores the priority tier for gpt-5.6-sol, what the warning affects, and how to safely fix and verify your configuration.

Run Codex CLI autonomously with workspace sandboxing, no approval prompts, codex exec, auto-review, and safer CI settings.

Add AI to Sublime Text with Copilot, Claude, Codex, Gemini, Ollama, local models, agent workflows, and a custom Python plugin.