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mcp/skillhub

Agent Skill

Codex skill

codexsoftaworks/agent-toolkitskills/codex/SKILL.md

Use when the user asks to run Codex CLI (codex exec, codex resume) or references OpenAI Codex for code analysis, refactoring, or automated editing. Uses GPT-5.2 by default for state-of-the-art software engineering.

2.6kMIT

always on

55 tokname + description

once used

1,275 tokSKILL.md body

bundled files

12 KB

repo stars

2.6kGitHub

Install the Codex skill

Skills CLI (Claude Code, Codex, Cursor and others)

npx skills add https://github.com/softaworks/agent-toolkit --skill codex

Claude Code, by hand (all projects)

git clone --depth 1 https://github.com/softaworks/agent-toolkit.git /tmp/agent-toolkit
mkdir -p ~/.claude/skills
cp -R /tmp/agent-toolkit/skills/codex ~/.claude/skills/codex

For one project only, copy the folder into .claude/skills/ in that project instead. The agent picks it up when a task matches its description.

What it costs your context

Agent Skills load in three steps. Tokens counted with the o200k tokenizer; your model's count will differ a little.

WhenWhat loadsCost
Every sessionName and description55 tok
When the agent uses itThe SKILL.md instructions1,275 tok
Only if opened1 bundled files (2 KB)varies

Until it is used, codex costs about 25× less than the median MCP server we measured (1,363 tokens on every turn). Installing all 43 skills from softaworks/agent-toolkit would load 2,462 tokens of descriptions. Skills vs MCP study

Checks

Our checks found nothing to flag: it follows the Agent Skills specification's naming and size guidelines and doesn't pipe downloads into a shell.

Checked 2026-10-22 · method

What's inside

The headings of its SKILL.md. Read the full file on GitHub.

  • Codex Skill Guide
  • Running a Task
  • Quick Reference
  • Model Options
  • Following Up
  • Error Handling
  • CLI Version

More skills from softaworks/agent-toolkit

All skills in this repo
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    Refactor bloated AGENTS.md, CLAUDE.md, or similar agent instruction files to follow progressive disclosure principles. Splits monolithic files into organized, linked documentation.

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  2. backend-to-frontend-handoff-docssoftaworks/agent-toolkit

    Create API handoff documentation for frontend developers. Use when backend work is complete and needs to be documented for frontend integration, or user says 'create handoff', 'document API', 'frontend handoff', or 'API documentation'.

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  3. c4-architecturesoftaworks/agent-toolkit

    Generate architecture documentation using C4 model Mermaid diagrams. Use when asked to create architecture diagrams, document system architecture, visualize software structure, create C4 diagrams, or generate context/container/component/deployment diagrams. Triggers include "architecture diagram", "C4 diagram", "system context", "container diagram", "component diagram", "deployment diagram", "document architecture", "visualize architecture".

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  4. command-creatorsoftaworks/agent-toolkit

    This skill should be used when creating a Claude Code slash command. Use when users ask to "create a command", "make a slash command", "add a command", or want to document a workflow as a reusable command. Essential for creating optimized, agent-executable slash commands with proper structure and best practices.

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  5. commit-worksoftaworks/agent-toolkit

    Create high-quality git commits: review/stage intended changes, split into logical commits, and write clear commit messages (including Conventional Commits). Use when the user asks to commit, craft a commit message, stage changes, or split work into multiple commits.

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  6. crafting-effective-readmessoftaworks/agent-toolkit

    Use when writing or improving README files. Not all READMEs are the same — provides templates and guidance matched to your audience and project type.

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  7. daily-meeting-updatesoftaworks/agent-toolkit

    Interactive daily standup/meeting update generator. Use when user says 'daily', 'standup', 'scrum update', 'status update', 'what did I do yesterday', 'prepare for meeting', 'morning update', or 'team sync'. Pulls activity from GitHub, Jira, and Claude Code session history. Conducts 4-question interview (yesterday, today, blockers, discussion topics) and generates formatted Markdown update.

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  8. database-schema-designersoftaworks/agent-toolkit

    Design robust, scalable database schemas for SQL and NoSQL databases. Provides normalization guidelines, indexing strategies, migration patterns, constraint design, and performance optimization. Ensures data integrity, query performance, and maintainable data models.

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