Practices
AGENTS.md instruction files
A plain Markdown file that tells coding agents how to work in a repository.
ADOPTOn the radar since 12 Oct 2026Draft
Why Adopt
One git-tracked instruction file serves both Claude Code and Codex, and each repo adds its own, so both agents follow the same rules.
Movement
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Sources
- The AGENTS.md site describes the format. checked 12 Oct 2026
Also in Practices · Adopt
- Agent skillsPackaged instructions and scripts that an agent loads when a task matches them.
- Ask-first gateLetting agents ship work end to end while a short list of change types waits for the owner's approval.
- Company brainKeeping a company's strategy, decisions and facts in documents that agents read before they act.
- Guard hooks for agentsScripts that run before or after an agent's tool calls to block or flag risky actions.
- Model tier per taskAssigning each agent task to the smallest model that can do it reliably.
- Parallel agents in worktreesRunning several coding agents at once, each in its own git worktree and its own context.