5 related posts
This topic page groups 5 posts around Codex, with coverage across Access and integration, Comparisons and Guides, so you can jump straight to the right article for the task.
Compare Codex `/goal` and Claude Code `/goal` as goal loops for bounded coding tasks, with setup boundaries, proof commands, permission caveats, and when to use guided work or CI instead.
Explain which current OpenAI model name belongs to ChatGPT, API, Codex, image generation, realtime voice, REST audio, or Sora video, with dated caveats.
GPT Image 2 Skill is a third-party GitHub skill and CLI around OpenAI's gpt-image-2; learn when to install it, what to inspect first, and when Image API, Responses API, ChatGPT, or skipping is safer.
Learn how to select GPT-5.5 in Codex, why API-key authentication can still fail, how OpenAI API access differs, and when to fall back to GPT-5.4.
Compare Codex and Claude Code by workflow, permissions, billing route, repo access, and when a dual-agent setup makes sense in 2026.
