collaborating-with-codex SKILL.md skillA

collaborating-with-codex from appautomaton/agent-designer is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add appautomaton/agent-designer/collaborating-with-codex@git:20260711.6463e34

Pins git:20260711.6463e34 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
appautomaton/agent-designer
Path
skills/collaborating-with-codex/SKILL.md
Versions recorded
5
Latest version
git:20260711.6463e34, committed Jul 11, 2026
First version recorded
Jul 6, 2026
Size
13,503 bytes
Repository stars
133
License
none declared

Delegate tasks to Codex CLI for prototyping, debugging, code review, implementation handoff, cross-model second opinions, and multi-turn Codex sessions via SESSION_ID.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Collaborating with Codex

Use Codex CLI as an independent collaborator while the primary agent remains responsible for verification, synthesis, and final user-facing decisions.

The bridge script (`scripts/codex_bridge.py`) wraps `codex exec` in JSON mode, streams progress to stderr, returns structured JSON, and manages multi-turn continuity via `SESSION_ID`.

Commands below write `<skill_dir>` for the absolute path of the directory containing this SKILL.md. Your harness usually reports that path when it loads the skill. If it does not, use this SKILL.md's own location. Substitute it before running, for example `~/.claude/skills/collaborating-with-codex`.

In Claude Code, run bridge calls in the background by default for non-trivial tasks:

```text
Bash tool call:
  command: python3 <skill_dir>/scripts/codex_bridge.py --cd "/project" --PROMPT "Analyze auth flow in src/auth/"
  run_in_background: true
```

`run_in_background` is a host tool parameter, not a shell argument. Use the host's task-output view to monitor timestamped stderr progress, commands Codex ran, response previews, stalls, and completion.

## Safety model

Default to read-only delegation:
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add appautomaton/agent-designer/collaborating-with-codex@sha256:504d58c0bf7dce54

The line at the top of this page pins the label git:20260711.6463e34, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_ucb2grqn5vdn63ka.svg)](https://markdownregistry.com/a/art_ucb2grqn5vdn63ka)

2 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 5 versions of this file, between Jul 6, 2026 and Jul 11, 2026, about one every day.

versioncommittedcommitsizeaudit
git:20260711.6463e34 latest2026-07-11 6463e34 13,503 BA view · diff
git:20260711.452f2622026-07-11 452f262 13,445 BA view · diff
git:20260706.c84659a2026-07-06 c84659a 13,130 BA view · diff
git:20260706.eee189d2026-07-06 eee189d 12,844 BA view · diff
git:20260706.08c11952026-07-06 08c1195 12,085 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (13503 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

appautomaton/agent-designer · 133 stars · license none declared · pushed 2026-09-13 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_ucb2grqn5vdn63ka
GET https://markdownregistry.com/api/v1/resolve?ref=appautomaton/agent-designer/collaborating-with-codex
GET https://markdownregistry.com/api/v1/blob/504d58c0bf7dce544f07e522aa3ec7bdc36668a97e3be394d0621b553469bf1e

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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