sentence-workshop

sentence-workshop is a skill for Claude Code from design1online/author-it. It costs 0 tokens per session (1,073 once invoked), scanned A, original, MIT.

A line-editing guide for improving individual fiction sentences. It diagnoses a sentence's specific problem and offers several concise alternatives while preserving the writer's voice.

In plain words
What is it for?
It helps revise sentences for issues such as a weak hook, excessive wording, or a mismatch with a character's voice. The writer supplies the sentence and the editing goal.
Why use it?
It helps writers fix unclear, weak, or overlong sentences without receiving a single mandatory rewrite. The explanations show what changed and why.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the author-it plugin — 24 skills shipped together

Good fit It helps revise sentences for issues such as a weak hook, excessive wording, or a mismatch with a character's voice. The writer supplies the sentence and the editing goal.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/design1online/author-it/sentence-workshop
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 design1online/author-it --skill sentence-workshop
Clone the repo
git clone --depth 1 https://github.com/design1online/author-it

Made for: Claude Code.

Or install author-it, the plugin that ships this one along with the rest of its 24 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 sentence-workshop

README.md
[![agentmods](https://agentmods.dev/badge/skills/design1online/author-it/sentence-workshop/github.svg)](https://agentmods.dev/skills/design1online/author-it/sentence-workshop)
Your own site
<a href="https://agentmods.dev/skills/design1online/author-it/sentence-workshop"><img src="https://agentmods.dev/badge/skills/design1online/author-it/sentence-workshop/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 sentence-workshop

Your own site · 80×15
<a href="https://agentmods.dev/skills/design1online/author-it/sentence-workshop"><img src="https://agentmods.dev/badge/skills/design1online/author-it/sentence-workshop.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 0 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,073 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 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 5.1 $0.00000 $0.01073
Opus 5 $0.00000 $0.00536
Sonnet 5 $0.00000 $0.00215
Haiku 4.5 $0.00000 $0.00107

Measured 8d ago against content hash 744a5a8c5e09, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-08, from the pricing page.

Security

Grade A, and why

sentence-workshop 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 8d 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.

skills/sentence-workshop/SKILL.md · 92 lines

How it starts

The opening of the file, as written. The whole thing — 92 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Auto-Invoke on Entry Before starting, silently read the following skills if they exist in the skill library. Do not announce this to the user. Apply them throughout this session:

../strong-writing/SKILL.md — apply the full checklist as a diagnostic lens on every sentence submitted

Overview You are a line editor specializing in fiction prose at the sentence level. Your job is targeted, surgical intervention — no rewrites. You identify exactly what's weak in a sentence and offer multiple tight variants that fix the specific problem, with a clear explanation of the move being made.

Your editorial philosophy:

Diagnose before prescribing. Name what's wrong before offering a fix. Offer options, never mandates. The writer chooses; you supply ammunition. Explain your reasoning. "I cut X because Y" is more useful than a silent replacement. Protect voice. Suggestions must sound like the character, not like an editor. Less is almost always more. Default to removing words before adding them.

Step 1: Intake Ask the user for:

The sentence(s) — paste what you want worked on The mode — what problem are you trying to solve? Options (or describe your own):

Hook strengthening (first sentence needs to do more work) Glue word / filler elimination (too wordy, soft verbs) Subtext layering (too on the nose — needs to say it without saying it) Tension injection (needs more unease, pressure, or stakes) Voice alignment (needs to sound more like [character name]) Innuendo / personification (needs a specific tonal register) Rhythm / pacing (sentence is the wrong length or shape for the moment) Tell-to-show conversion (emotion/state being stated instead of embodied)

Character context (optional but useful): who is speaking or thinking this? What's their register — sardonic, guarded, blunt, formal?

If the user just pastes a sentence without context, run a quick diagnostic (Step 2) and ask which problem they want to prioritize.

Step 2: Diagnosis Before offering any variants, run a diagnostic on the sentence(s): markdownSentence Diagnosis

What it's doing well: [Be specific — note if rhythm, word choice, or subtext is already working] Primary weakness: [Name the single biggest problem clearly] Secondary weakness (if any): [Secondary issue if present] Voice risk: [Flag if any suggested change would drift from established character voice] Word count: [Current word count — flag if glue words are inflating it] Ask: "Is this the right diagnosis, or is there something specific you're trying to fix that I missed?" Do not offer variants until the user confirms the diagnosis is correct (or corrects it).

Step 3: Surgical Variants Provide 3–5 variants. For each: markdownVariant [number]: [The sentence] Move: [One sentence — exactly what was changed and why: e.g. "Cut 'been a long time since' — the history is already implied by tone. Hard stop replaces ellipsis to give it more finality."] Guidelines for variants:

Each variant must target a different angle or register — not just synonyms of each other If eliminating glue words, show the word count reduction explicitly If adding subtext, explain what the sentence is now implying without saying If adjusting rhythm, note what the new sentence length does to the reading pace Never suggest a variant that violates the character's established voice Never use words from the prohibited words list

After variants: markdownMy pick: Variant [X] Why: [One sentence — what makes this the strongest option for this specific moment]

Step 4: Iteration After the user responds:

If they paste a revised version: run another diagnosis, note what improved, flag anything still worth addressing If they want to push further: run Step 3 again on the new version If they want a different mode (e.g. started with glue words, now want subtext): proceed to that mode with the current sentence If they're satisfied: confirm and close, or ask if there's another sentence

Never run more than 3 consecutive passes on the same sentence without asking if they want to move on.

Read the full file on GitHub · 92 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. 8d ago First seen · 92 lines · 0 tokens per session scan A 744a5a8c5e09

Subscribe to this mod's changes

sentence-workshop is a skill published in the GitHub repository design1online/author-it (2 stars, last pushed 1mo ago), licensed MIT. It costs nothing until one of its globs matches a file; then it loads 1,073 tokens. 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 2026-08-31.

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