Coding agent · App (macOS / Windows)

Codex (OpenAI)

Codex (OpenAI) is an App (macOS / Windows) in the 2026 agents.dancingteeth catalog. Parallel Codex agents with worktrees in native macOS/Windows apps, if you already pay for ChatGPT Plus/Pro or API access.

Last updated

Best for

Parallel Codex agents with worktrees in native macOS/Windows apps, if you already pay for ChatGPT Plus/Pro or API access.

Skip if

You refuse OpenAI billing, need Linux-first desktop, or want a VS Code–compatible fork rather than a standalone Codex app.

Who it fits

  • Parallel Codex agents with worktrees in native macOS/Windows apps, if you already pay for ChatGPT Plus/Pro or API access.
  • People who prefer a dedicated desktop coding surface

Pros

Manages agents in parallel; built-in Worktree support; native desktop apps on macOS and Windows (PowerShell or WSL2 sandbox).

Cons

Dependent on ChatGPT Plus/Pro (or API) subscriptions; Windows sandbox setup differs from macOS.

Facts

Locality:
Local-first
Surfaces:
Desktop
Maturity:
General availability

Agent standards & memory

AGENTS.md: 3-Level HierarchySKILL.md: Native ($skill-creator)Rules / memory: Cascading memory (Global → Project → Folder priorities).No (Requires GPT Plus/Pro sub).

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Frequently asked questions

What is Codex (OpenAI)?

Codex (OpenAI) is an App (macOS / Windows) covered in the agents.dancingteeth 2026 catalog. Manages agents in parallel; built-in Worktree support; native desktop apps on macOS and Windows (PowerShell or WSL2 sandbox).

Who is Codex (OpenAI) best for?

Parallel Codex agents with worktrees in native macOS/Windows apps, if you already pay for ChatGPT Plus/Pro or API access.

When should I skip Codex (OpenAI)?

You refuse OpenAI billing, need Linux-first desktop, or want a VS Code–compatible fork rather than a standalone Codex app.

What are the main trade-offs of Codex (OpenAI)?

Pros: Manages agents in parallel; built-in Worktree support; native desktop apps on macOS and Windows (PowerShell or WSL2 sandbox). Cons: Dependent on ChatGPT Plus/Pro (or API) subscriptions; Windows sandbox setup differs from macOS.

Does Codex (OpenAI) support AGENTS.md, SKILL.md, or MCP?

This card lists AGENTS.md as 3-Level Hierarchy, SKILL.md as Native ($skill-creator), and rules/memory as Cascading memory (Global → Project → Folder priorities).. Free options: No (Requires GPT Plus/Pro sub)..

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