writing-for-agents

writing-for-agents is a skill for Claude Code, Codex from VoDaiLocz/kilo-kit-mcp. It costs 28 tokens per session (2,349 once invoked), scanned A, a copy of writing-for-agents, Apache-2.0.

A reference for writing instructions and context documents that coding agents consume, such as skills, AGENTS.md files, and CLAUDE.md files. It explains how to make those instructions clear and predictable.

In plain words
What is it for?
Use it when creating or editing agent skills, repository instruction files, or documents that point an agent to additional context.
Why use it?
It helps reduce inconsistent agent behaviour caused by vague instructions or important information hidden behind weak references. It also covers how to organize supporting guidance.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: mentions CLAUDE.md; mentions subagents; mentions AGENTS.md.

Good fit Use it when creating or editing agent skills, repository instruction files, or documents that point an agent to additional context.

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Install with agentmods
npx agentmods add skills/vodailocz/kilo-kit-mcp/writing-for-agents
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add VoDaiLocz/kilo-kit-mcp --skill writing-for-agents
Clone the repo
git clone --depth 1 https://github.com/VoDaiLocz/kilo-kit-mcp

Made for: Claude Code, Codex.

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 writing-for-agents

README.md
[![agentmods](https://agentmods.dev/badge/skills/vodailocz/kilo-kit-mcp/writing-for-agents/github.svg)](https://agentmods.dev/skills/vodailocz/kilo-kit-mcp/writing-for-agents)
Your own site
<a href="https://agentmods.dev/skills/vodailocz/kilo-kit-mcp/writing-for-agents"><img src="https://agentmods.dev/badge/skills/vodailocz/kilo-kit-mcp/writing-for-agents/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 writing-for-agents

Your own site · 80×15
<a href="https://agentmods.dev/skills/vodailocz/kilo-kit-mcp/writing-for-agents"><img src="https://agentmods.dev/badge/skills/vodailocz/kilo-kit-mcp/writing-for-agents.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 28 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,349 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin 100% copy Near-identical to another mod 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 $0.00028 $0.02349
Opus 5 $0.00014 $0.01175
Sonnet 5 $0.00006 $0.00470
Haiku 4.5 $0.00003 $0.00235

Measured 9d ago against content hash 551adca94222, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

writing-for-agents scanned grade A with 0 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 9d 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.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

Origin

This is a copy

100% identical to writing-for-agents — 0 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.

skills/productivity/writing-for-agents/SKILL.md · 82 lines

How it starts

The opening of the file, as written. The whole thing — 82 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Reference for writing any document an agent consumes: a skill, an AGENTS.md / CLAUDE.md, a doc reached by a pointer. The packaging differs; the writing does not: the same levers make each one predictable, since the agent takes the same process every run rather than producing the same output.

When the document you're writing is a skill, read SKILL-MECHANICS.md for frontmatter, invocation choice, and router skills.

Context pointers

A context pointer is a reference held in the agent's context that names some out-of-context material and encodes the condition for reaching it. A skill's description is one; a line in AGENTS.md naming a doc is the same object. The pointer's wording, not its target, decides when the agent reaches the material, and how reliably. A must-have target behind a weakly worded pointer is a variance bug: sharpen the wording first, and inline the material only if sharpening fails.

A pointer does two jobs: state what the material is, and list the branches that should trigger reaching it (a branch is a distinct case the document handles, so different runs take different paths through it). Every word of an always-loaded pointer costs on every turn, so it earns even harder pruning than the body:

  • Front-load the leading word: the pointer is where it does its triggering work.
  • One trigger per branch. Synonyms that rename a single branch are one branch written twice; collapse them and keep only genuinely distinct branches.
  • Cut identity the body already carries.

The two loads

Every document and pointer you add spends one of two budgets:

  • Context load is the cost of always-loaded material on the agent's window: an AGENTS.md line, a skill description, anything sitting in context every turn, spending tokens and attention whether or not it fires.
  • Cognitive load is the cost on the human: which documents exist and when to reach for each. The human is the index. Not a cost to minimise: it is the price of human agency; spend it where human judgement matters, remove it where it does not.

Read the full file on GitHub · 82 lines

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. 9d ago First seen · 82 lines · 28 tokens per session scan A 551adca94222

Subscribe to this mod's changes

writing-for-agents is a skill published in the GitHub repository VoDaiLocz/kilo-kit-mcp (26 stars, last pushed 4d ago), licensed Apache-2.0. It adds 28 tokens to every session and 2,349 once invoked, about $0.0001 per session on Opus 5. A static security scan graded it A with 0 findings. It is 100% identical to writing-for-agents, differing in 0 lines, and is treated as a copy.

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