Shane Rounce · Ace Media

Codex

Practical advice about codex, with practical ideas to try in your own work.

Practical advice drawn from real projects. Dates group the experience behind each guide; publication dates are shown separately.

8 guides to explore

Agentic development

Give Claude or Codex the behaviour, constraints and evidence you need, so a small website fix stays useful and reviewable.

Agentic development

Split implementation and review deliberately, preserve working-tree ownership and pass evidence between coding agents.

Agentic development

Use short repository instructions to explain project boundaries, test commands and deployment, without turning every task into a wall of rules.

Agentic development

What the 14 October 2026 Codex retirement and API deprecation notices mean for saved settings, scripts and repeatable checks.

Agentic development

An October 2025 starting point for installing both coding agents, choosing a project and making a small change you can check.

Agentic development

Practical uses for the steering, configuration and session fixes in Codex CLI 0.163.0, released on 15 October 2026.

Agentic development

A successful build is one check. Use the editor, public page and mobile layout to verify what Claude or Codex changed.

Agentic development

Keep changed, committed, pushed, deployed and verified separate when Claude or Codex helps you ship a website update.

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