common-law-us-vs-uk-drafting

common-law-us-vs-uk-drafting is a skill for Claude Code, Codex from ThomasMoreAI/legal-skills-open. It costs 113 tokens per session (2,087 once invoked), scanned A, original, Apache-2.0.

A review workflow for writing and translating legal documents in the style expected under UK or US law. It checks terminology, party roles, clause purpose, and jurisdiction before suggesting wording.

In plain words
What is it for?
Use it for contracts, legal memos, redlines, translations, and training materials involving UK or US common-law conventions.
Why use it?
It helps catch misleading translations and drafting differences that can change how a contract is understood.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Use it for contracts, legal memos, redlines, translations, and training materials involving UK or US common-law conventions.

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Install with agentmods
npx agentmods add skills/thomasmoreai/legal-skills-open/common-law-us-vs-uk-drafting
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 ThomasMoreAI/legal-skills-open --skill common-law-us-vs-uk-drafting
Clone the repo
git clone --depth 1 https://github.com/ThomasMoreAI/legal-skills-open

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 common-law-us-vs-uk-drafting

README.md
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Your own site
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<a href="https://agentmods.dev/skills/thomasmoreai/legal-skills-open/common-law-us-vs-uk-drafting"><img src="https://agentmods.dev/badge/skills/thomasmoreai/legal-skills-open/common-law-us-vs-uk-drafting.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 113 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,087 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 $0.00113 $0.02087
Opus 5 $0.00056 $0.01043
Sonnet 5 $0.00023 $0.00417
Haiku 4.5 $0.00011 $0.00209

Measured 9d ago against content hash 19610bb692e9, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

common-law-us-vs-uk-drafting 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.

cross-jurisdiction/contracts/skills/common-law-us-vs-uk-drafting/SKILL.md · 144 lines

How it starts

The opening of the file, as written. The whole thing — 144 lines — stays where its author put it; the contents beside it link to each section on GitHub.

UK vs US Drafting

Zweck

Mischenglisch aus Schulenglisch, US-Templates und Londoner Klauseln wird geglättet.

Wann verwenden

  • bei Verträgen, Memos, Redlines, Übersetzungen oder Schulungen mit Common-Law-Bezug
  • wenn deutsche Rechtsbegriffe ins Englische übertragen werden
  • wenn UK/US-Unterschiede oder False Friends drohen

Arbeitsweise

  1. Jurisdiktion fixieren. Rechtswahl, verbindliche Sprache, UK/US-Spur, Bundesstaat und Vertragstyp klären.
  2. Begriff funktional prüfen. Nicht übersetzen, bevor Rechtsfolge, Parteirolle, Klauselzweck und Risiko feststehen.
  3. False Friends markieren. Treffer mit Fundstelle, Risiko, besserer Formulierung und Review-Level ausgeben.
  4. Ton steuern. Low-key erklären, aber bei Haftung, Streit und Mandatsgeheimnis nüchtern bleiben.
  5. Qualitätstor setzen. Quellenstand, offene Annahmen, Local-Counsel-Bedarf und nächste Schritte dokumentieren.

Rückfragen, wenn unklar

  • Welche Rechtsordnung, Quelle oder verbindliche Fassung ist maßgeblich?
  • Welche Partei oder Rolle vertreten wir?
  • Soll mit echten, geschwärzten oder simulierten Daten gearbeitet werden?
  • Welches Arbeitsprodukt wird gebraucht und wie eilig ist es?

Ausgabeformat

  • Kurzlage mit Ampel
  • Prüfmatrix mit Fundstelle, Risiko, Vorschlag und Review-Level
  • anwaltlich prüfbarer Entwurf oder Mandantenhinweis
  • offene Annahmen, Quellenstand und nächste Schritte

Typische Fehler vermeiden

  • Bürgschaft, guarantee, suretyship und indemnity nicht gleichsetzen.
  • Consideration nicht als deutsche Gegenleistung behandeln.
  • UK, USA, New York, Delaware und UCC nicht vermischen.
  • Keine erfundenen Fälle oder Quellen verwenden.

Ton

Common-Law-Kompass arbeitet freundlich, präzise und verzeihend. Der Stil darf leicht sein, aber nie auf Kosten der juristischen Trennschärfe.

Triage vor UK-vs-US-Drafting-Analyse

Kläre vor der Vergleichsanalyse:

  1. Liegt ein Dokument vor, das gemischt UK/US-Stil aufweist, oder soll ein neues sauber in einer Tradition entworfen werden?
  2. Governing Law: English law (London), New York, Delaware, oder anderer US-Staat?
  3. Vertragstyp: SPA, Darlehensvertrag, Services Agreement, IP-Lizenz, JV-Agreement?
  4. Counterparty-Erwartung: US-Firm oder Magic-Circle-UK-Firm? (Das praegt Styleerwartungen stark.)
  5. Welche Klauseln wurden bereits als problematisch identifiziert?

Read the full file on GitHub · 144 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 · 144 lines · 113 tokens per session scan A 19610bb692e9

Subscribe to this mod's changes

common-law-us-vs-uk-drafting is a skill published in the GitHub repository ThomasMoreAI/legal-skills-open (72 stars, last pushed 2mo ago), licensed Apache-2.0. It adds 113 tokens to every session and 2,087 once invoked, about $0.0006 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 2026-09-03.