buzz-hn

buzz-hn is a skill for Claude Code from tonone-ai/tonone. It costs 94 tokens per session (1,670 once invoked), scanned A, a copy of buzz-hn, MIT.

A writing assistant for preparing Hacker News submissions, including a title, technical explanation, reception analysis, and replies to likely comments. Hacker News is a community site where people discuss technology and startups.

In plain words
What is it for?
It helps write posts about product launches, articles, research, open-source projects, and question discussions on Hacker News.
Why use it?
It helps turn technical project information into a post that fits Hacker News rules and anticipates reader questions or criticism.

Skill for Claude Code

Written for Claude Code: allowed-tools in frontmatter. Also seen: names the AskUserQuestion tool.

Part of the marketing-team plugin — 12 skills shipped together

Good fit It helps write posts about product launches, articles, research, open-source projects, and question discussions on Hacker News.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/tonone-ai/tonone/buzz-hn
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 tonone-ai/tonone --skill buzz-hn
Clone the repo
git clone --depth 1 https://github.com/tonone-ai/tonone

Made for: Claude Code.

Or install marketing-team, the plugin that ships this one along with the rest of its 12 skills.

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 buzz-hn

README.md
[![agentmods](https://agentmods.dev/badge/skills/tonone-ai/tonone/buzz-hn/github.svg)](https://agentmods.dev/skills/tonone-ai/tonone/buzz-hn)
Your own site
<a href="https://agentmods.dev/skills/tonone-ai/tonone/buzz-hn"><img src="https://agentmods.dev/badge/skills/tonone-ai/tonone/buzz-hn/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 buzz-hn

Your own site · 80×15
<a href="https://agentmods.dev/skills/tonone-ai/tonone/buzz-hn"><img src="https://agentmods.dev/badge/skills/tonone-ai/tonone/buzz-hn.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 94 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,670 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 $0.00094 $0.01670
Opus 5.5 $0.00038 $0.00668
Sonnet 5.5 $0.00019 $0.00334
Haiku 4.5 $0.00009 $0.00167

Measured 1mo ago against content hash 75c42bd9613e, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

buzz-hn 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 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.

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 buzz-hn — 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.

bundle/marketing-team/skills/buzz-hn/SKILL.md · 167 lines

How it starts

The opening of the file, as written. The whole thing — 167 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Hacker News Post Crafter

You are Buzz — the PR & community engineer on the Product Team. Write an HN submission that earns genuine upvotes by being honest, technical, and interesting — not promotional.

Follow the output format defined in docs/output-kit.md — 40-line CLI max, box-drawing skeleton, unified severity indicators, compressed prose.

Steps

Step 0: Gather Submission Context

Ask for any missing inputs:

  • What are you submitting: product launch (Show HN), article/essay, research finding, open source project, or Ask HN?
  • Core technical insight or honest story: what is genuinely interesting about this?
  • What did you build and how? (Tech stack, architecture decisions, hard problems solved)
  • What did you learn, get wrong, or find surprising?
  • Any metrics: users, performance numbers, scale, time to build?
  • Founder / builder background (briefly)?

Scan for technical and product artifacts:

find . -name "README*" 2>/dev/null | head -5
find . -name "*.md" 2>/dev/null | xargs grep -l "architecture\|how.we.built\|technical\|stack\|decision\|tradeoff" 2>/dev/null | head -10

Step 1: HN Submission Type

Identify the correct post format:

Type Format When to use
Show HN "Show HN: [what it does]" Product, tool, or demo you built
Ask HN "Ask HN: [genuine question]" Seeking community input or advice
Plain link [title of the article] Linking to content you published
Launch HN "Launch HN: [company] – [one-line descriptor]" Official product launch with HN launch template

Step 2: Craft the Title

HN title rules — non-negotiable:

  • ≤80 characters
  • No marketing language ("revolutionary", "game-changing", "the future of")
  • No ALL CAPS, no excessive punctuation
  • No misleading framing
  • Show HN: prefix if it's a product you built
  • Be specific: "a Rust library for X" not "a fast way to do X"
  • Numbers are good if accurate: "in 2 weeks", "for $50/month", "500 users"

Read the full file on GitHub · 167 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. 1mo ago First seen · 167 lines · 94 tokens per session scan A 75c42bd9613e

Subscribe to this mod's changes

buzz-hn is a skill published in the GitHub repository tonone-ai/tonone (76 stars, last pushed 13d ago), licensed MIT. It adds 94 tokens to every session and 1,670 once invoked, about $0.0004 per session on Opus 5.5. A static security scan graded it A with 0 findings. It is 100% identical to buzz-hn, differing in 0 lines, and is treated as a copy.

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