agent-reference-skills: Instructions file for Codex

AGENTS.md

agent-reference-skills AGENTS.md is an instructions file for Codex, OpenCode from Fandhe-AI/agent-reference-skills. It costs 2,431 tokens per session, scanned E, original, no licence file.

Project instructions for Fandhe-AI/agent-reference-skills, covering how AGENTS.md should be used, how priorities are defined, and security and architecture considerations.

In plain words
What is it for?
Use them when working on the agent-reference-skills project or its AGENTS.md instructions.
Why use it?
They provide repository-specific guidance for making decisions that match the project's priorities and design.

Instructions file for CodexOpenCode

Written for Codex and OpenCode: the file is AGENTS.md.

This is Fandhe-AI/agent-reference-skills's own configuration. It tells Codex and OpenCode how to work on agent-reference-skills itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything agent-reference-skills configures →

Reuse

Borrowing it

Nothing to install: this file belongs to Fandhe-AI/agent-reference-skills. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/Fandhe-AI/agent-reference-skills/main/AGENTS.md
Clone the repo
git clone --depth 1 https://github.com/Fandhe-AI/agent-reference-skills

Made for: Codex, OpenCode.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for agent-reference-skills AGENTS.md

README.md
[![agentmods](https://agentmods.dev/badge/instructions/fandhe-ai/agent-reference-skills/agents-md/github.svg)](https://agentmods.dev/instructions/fandhe-ai/agent-reference-skills/agents-md)
Your own site
<a href="https://agentmods.dev/instructions/fandhe-ai/agent-reference-skills/agents-md"><img src="https://agentmods.dev/badge/instructions/fandhe-ai/agent-reference-skills/agents-md/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for agent-reference-skills AGENTS.md

Your own site · 80×15
<a href="https://agentmods.dev/instructions/fandhe-ai/agent-reference-skills/agents-md"><img src="https://agentmods.dev/badge/instructions/fandhe-ai/agent-reference-skills/agents-md.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 2,431 This file is loaded in full into every session.
When invoked 2,431 The same file — it is already loaded in full.
Security scan E 3 findings. A grade says what 26 rules found in the file — not that it is safe. ✓ AI security review Sonnet 5 · 7 Sept 2026 📄 Read the review
Origin unknown No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.02431 $0.02431
Opus 5.5 $0.00972 $0.00972
Sonnet 5.5 $0.00486 $0.00486
Haiku 4.5 $0.00243 $0.00243

Measured 1mo ago against content hash 2a3b9cda78e0, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade E, and why

agent-reference-skills AGENTS.md scanned grade E with 3 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 1mo ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Downloads and executes remote codehighSupply chain

curl | sh runs whatever the server returns today, which is not necessarily what it returned when this was reviewed.

`curl | sh` 形式の未検証実行・TLS 検証の恒常的無効化を含めない。

Recursive force deletehighDestructive command

rm -rf with a variable or a broad path is one typo away from removing the wrong tree.

`--no-verify`・force push・`rm -rf` の広域削除・`sudo` 常用・

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

`curl | sh` 形式の未検証実行・TLS 検証の恒常的無効化を含めない。
AGENTS.md · 104 lines

The source is not reproduced here

No licence file

A repository with no LICENSE is all rights reserved by default, so the body is not copied here. The metadata, the measurements and the link are.

Read it on GitHub

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 1mo ago Changed · +4 tokens per session 2a3b9cda78e0
  2. 2mo ago First seen · 104 lines · 2,427 tokens per session scan E 46ca43b8c5cc

Subscribe to this mod's changes

agent-reference-skills AGENTS.md is an instructions file published in the GitHub repository Fandhe-AI/agent-reference-skills (4 stars, last pushed 2d ago), with no licence file. It adds 2,431 tokens to every session, about $0.0097 per session on Opus 5.5. A static security scan graded it E with 3 findings (downloads and executes remote code, recursive force delete, makes network calls). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

Related

agent-reference-skills AGENTS.md compared with instructions from other repositories

agent-reference-skills AGENTS.md next to 6 instructions from other repositories
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agent-reference-skills AGENTS.mdFandhe-AI/agent-reference-skillsInstructions file42d agononeE2,431Codex, OpenCode
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next.js AGENTS.mdvercel/next.jsInstructions file143ktodayMITA7,461Codex, OpenCode
langchain AGENTS.mdlangchain-ai/langchainInstructions file149kyesterdayMITA4,680Codex, OpenCode
vscode oss-third-party-notices.instructions.mdmicrosoft/vscodeInstructions file195kyesterdayMITA5,516GitHub Copilot
vscode copilot-instructions.mdmicrosoft/vscodeInstructions file195kyesterdayMITA3,093GitHub Copilot
deepseek-harness AGENTS.mddeepseek-ai/deepseek-harnessInstructions file274k2d agoMITA4,313Codex, OpenCode