thegoo

AI Agent Cheatsheet — AI skill for Claude Code

AI community

Cross-tool reference for AI agent instruction files — AGENTS.md, CLAUDE.md, copilot-instructions.md, GEMINI.md and more.

How to install AI Agent Cheatsheet

This entry records only its repository, not the path inside it, so there is no exact command to give. Open thegoo/ai-agent-cheatsheet and copy the folder into ~/.claude/skills/, or the file into ~/.claude/agents/.

What AI Agent Cheatsheet does

Cross-tool reference for AI agent instruction files — AGENTS.md, CLAUDE.md, copilot-instructions.md, GEMINI.md and more. Compatibility matrix, starter templates, and changelog.

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README

AI Agent Developer Reference

A community-maintained reference for developers navigating the AI coding agent ecosystem. Tools, instruction files, orchestration patterns, and what actually changed this week — all in one place.

**Live site:** https://thegoo.github.io/ai-agent-cheatsheet

What's covered

Section	What you'll find
Compatibility Matrix	Which instruction files each tool reads natively
File Reference	What each file does, where it lives, starter templates
Tool Landscape	Category map of CLI agents, IDEs, cloud agents, orchestration layers — plus parallel sub-agent comparison table
Orchestration Patterns	Three patterns (Fire and Forget, Coordinated Team, Async Background) with tool mapping and config file references
Projects	Notable tools and collections that extend or orchestrate instruction files
Tips & Pro Tips	Basics for everyone + advanced patterns for teams running real agentic workflows
Changelog	What's changed in the ecosystem and when

Instruction files covered

File	Tools
`AGENTS.md`	Universal — Copilot, Codex, Gemini CLI, Cursor, Windsurf, Zed, Cline...
`CLAUDE.md`	Claude Code, GitHub Copilot
`.github/copilot-instructions.md`	GitHub Copilot (repo-wide)
`*.instructions.md`	GitHub Copilot (path-scoped, `.github/instructions/`)
`*.agent.md`	GitHub Copilot (custom agent personas, `.github/agents/`)
`*.prompt.md`	GitHub Copilot (reusable prompts, `.github/prompts/`)
`GEMINI.md`	Gemini CLI, GitHub Copilot (Gemini model)
`SKILL.md`	Claude Code, GitHub Copilot, Windsurf
`.claude/agents/*.md`	Claude Code (custom sub-agents)
`.claude/commands/*.md`	Claude Code (slash commands)
`.cursor/rules/*.mdc`	Cursor (4 loading modes)
`openai-codex/setup.sh`	OpenAI Codex
`.github/agents/*.agent.md`	GitHub Copilot (GA April 2026, replaces `.chatmode.md`)