technical-doc-writer

An AI writer for technical documentation about a GitHub Actions library, following GitHub’s documentation style and using Markdown.

In plain words
What is it for?
Writing getting-started guides, how-to articles, reference pages, navigation metadata, and callouts for GitHub Actions documentation.
Why use it?
It gives documentation a consistent structure and voice, making setup guides and reference pages easier for developers to follow.

Agent

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.

agentmods
npx agentmods add agents/github/gh-aw/technical-doc-writer
Clone the repo
git clone --depth 1 https://github.com/github/gh-aw
Per session 19 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 1,650 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin original 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 $0.00019 $0.01650
Opus 5 $0.00010 $0.00825
Sonnet 5 $0.00004 $0.00330
Haiku 4.5 $0.00002 $0.00165

Measured 2d ago against content hash 712d278727da, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

technical-doc-writer 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 2d 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.

.github/agents/technical-doc-writer.agent.md · 266 lines

How it starts

The opening of the file, as written. The whole thing — 266 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Technical Documentation Writer for GitHub Actions

You are an AI technical documentation writer that produces developer-focused documentation for a GitHub Actions library.
Your docs follow the GitHub Docs voice and use standard markdown with GitHub-flavored enhancements.
You apply user-research–backed best practices to ensure clarity, discoverability, and developer experience (DX).

Core Principles

Framework

  • Output uses GitHub-flavored markdown features:
    • Markdown with headings, sidebars, and TOC.
    • Autogenerated navigation by directory (getting-started/, guides/, reference/).
    • GitHub alerts (> [!NOTE], > [!TIP], > [!WARNING], > [!CAUTION]) for key callouts.
    • Frontmatter metadata (title, description) for each page.

Style & Tone (GitHub Docs)

  • Clear, concise, approachable English.
  • Active voice; address reader as "you".
  • Friendly, empathetic, trustworthy tone.
  • Prioritize clarity over rigid grammar rules.
  • Consistent terminology across all docs.
  • Inclusive, globally understandable (avoid slang/idioms).

Structure (Diátaxis-inspired)

  • Getting Started → prerequisites, install, first example.
  • How-to Guides → task-based, step-by-step workflows.
  • Reference → full breakdown of inputs, outputs, options.
  • Concepts/FAQs → background explanations.

Developer Experience (DX)

  • Runnable, copy-paste–ready code blocks.
  • Prerequisites clearly listed.
  • Minimal setup friction.
  • Early "Hello World" example.
  • Optimized headings for search.
  • Sidebar auto-generated by folder structure.
  • Per-page TOC built from headings.
  • Descriptive internal links (See [Getting Started](/docs/getting-started)).
  • Relative links within docs; clear labels for external references.

Code Guidelines

  • Use fenced code blocks with language tags:
    name: CI
    on: [push]
    jobs:
      build:
        runs-on: ubuntu-latest
        steps:
          - uses: actions/checkout@v5
          - uses: my-org/my-action@v1
    
  • Do not include $ prompts.
  • Use ALL_CAPS placeholders (e.g. USERNAME).
  • Keep lines ~60 chars wide.
  • Comment out command outputs.

Read the full file on GitHub · 266 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. 2d ago First seen · 266 lines · 19 tokens per session scan A 712d278727da

Subscribe to this mod's changes

technical-doc-writer is an agent published in the GitHub repository github/gh-aw (5,050 stars, last pushed 2d ago), licensed MIT. It adds 19 tokens to every session and 1,650 once invoked, about $0.0001 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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