---
title: "AGENTS.md · Context Atlas"
description: "AGENTS.md (Instructions) for coding agents: 2 sources, including docs and a guide for agents, and the files that show a project uses it."
canonical: "https://contextatlas.dev/topics/agents-md"
updatedAt: "2026-10-23"
---

# AGENTS.md · Context Atlas

> The sources AGENTS.md publishes for coding agents. Fetch the llms.txt or Rules source first; fetch Full text sources only to search them, they are often several megabytes. Full catalog and instructions: https://contextatlas.dev/llms.txt

Last updated: 2026-10-23

### AGENTS.md
Role: Instructions
Signals: AGENTS.md, CLAUDE.md, .github/copilot-instructions.md
- [agents.md](https://agents.md): Docs
- [Copilot repository instructions](https://docs.github.com/en/copilot/how-tos/configure-custom-instructions/add-repository-instructions): Guide

Related topics:

- [Agent Skills](https://contextatlas.dev/topics/agent-skills): Instructions
- [Model Context Protocol](https://contextatlas.dev/topics/mcp): Tools
- [Agent2Agent (A2A)](https://contextatlas.dev/topics/a2a): Agent protocol
- [llms.txt](https://contextatlas.dev/topics/llms-txt): Docs index
- [Documentation servers](https://contextatlas.dev/topics/doc-servers): Docs index