nsforge-mcp: Skill for Claude Code

.claude/skills/nsforge-formula-search/SKILL.md

nsforge-formula-search is a skill for Claude Code from u9401066/nsforge-mcp. It costs 41 tokens per session (1,175 once invoked), scanned A, original, Apache-2.0.

A search tool for finding formulas and scientific constants from Wikidata, BioModels, and SciPy. BioModels is a database of mathematical models used in biology and medicine, while SciPy is a Python library that includes scientific constants and unit conversions.

In plain words
What is it for?
Use it to find physics, chemistry, engineering, economics, pharmacokinetic, pharmacodynamic, enzyme-kinetics, and reaction-kinetics formulas, along with constants and units.
Why use it?
It avoids relying on memory or loose web searches when you need an exact formula, model, constant, value, or unit.

Skill for Claude Code

Written for Claude Code: installed under .claude/.

This is u9401066/nsforge-mcp's own configuration. It tells Claude Code how to work on nsforge-mcp itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything nsforge-mcp configures →

Reuse

Borrowing it

Nothing to install: this file belongs to u9401066/nsforge-mcp. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/u9401066/nsforge-mcp/master/.claude/skills/nsforge-formula-search/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/u9401066/nsforge-mcp

Made for: Claude Code.

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.

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README.md
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Your own site
<a href="https://agentmods.dev/skills/u9401066/nsforge-mcp/nsforge-formula-search"><img src="https://agentmods.dev/badge/skills/u9401066/nsforge-mcp/nsforge-formula-search/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.

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Your own site · 80×15
<a href="https://agentmods.dev/skills/u9401066/nsforge-mcp/nsforge-formula-search"><img src="https://agentmods.dev/badge/skills/u9401066/nsforge-mcp/nsforge-formula-search.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 41 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,175 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 $0.00041 $0.01175
Opus 5 $0.00020 $0.00588
Sonnet 5 $0.00008 $0.00235
Haiku 4.5 $0.00004 $0.00118

Measured 10d ago against content hash b613e9f8ec7f, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-10, from the pricing page.

Security

Grade A, and why

nsforge-formula-search 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 10d 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.

.claude/skills/nsforge-formula-search/SKILL.md · 153 lines

How it starts

The opening of the file, as written. The whole thing — 153 lines — stays where its author put it; the contents beside it link to each section on GitHub.

外部公式搜尋 Skill

⚠️ 搜尋後必須向用戶展示結果!

  • 搜尋結果用表格形式列出(名稱、公式、來源)
  • 取得詳情後顯示完整 LaTeX 公式
  • 物理常數要顯示數值和單位

概述

從外部權威來源(Wikidata、BioModels、SciPy)檢索準確的公式。 使用直接精確檢索(非 RAG),確保公式正確性。

工具速查

工具 用途 來源
formula_search(query) 🔍 統一搜尋 全部
formula_get(id, source) 📄 取得詳情 指定來源
formula_categories(source) 📂 列出分類 指定來源
formula_pk_models(model_type?) 💊 PK 模型 BioModels
formula_kinetic_laws() ⚗️ 反應動力學 BioModels
formula_constants(category?) 🔬 物理常數 SciPy

來源說明

來源 內容 適用領域
Wikidata P2534 定義公式 物理、化學、工程、經濟
BioModels SBML 模型 藥動學、藥效學、酵素動力學
SciPy scipy.constants 物理常數、單位換算

調用範例

1. 通用搜尋

# 搜尋雷諾數
formula_search("Reynolds number")

# 搜尋熱力學公式
formula_search("entropy", domain="thermodynamics")

# 限定 Wikidata 來源
formula_search("Arrhenius", source="wikidata")

2. 藥動學模型(BioModels)

# 列出所有 PK 模型
formula_pk_models()

# 指定模型類型
formula_pk_models(model_type="two_compartment")
# 可選: one_compartment, two_compartment, michaelis_menten

3. 反應動力學

# 列出所有反應動力學法則
formula_kinetic_laws()
# 包含: Michaelis-Menten, Hill equation, 等

4. 物理常數

# 列出所有常數
formula_constants()

# 按分類
formula_constants(category="electromagnetic")
# 可選: universal, electromagnetic, atomic, physico-chemical

5. 取得詳情

# 用 Wikidata Q 號取得
formula_get(id="Q179057", source="wikidata")

# 用 BioModels ID 取得
formula_get(id="BIOMD0000000001", source="biomodels")

典型工作流

推導時搜尋公式

# 1. 搜尋需要的公式
formula_search("Fick first law")

# 2. 取得詳情(含 LaTeX 和 SymPy 格式)
formula_get(id="Q179057", source="wikidata")

# 3. 在推導中使用(從 formula_get 取得的 sympy_str)
derivation_substitute(
    expression="J = -D * grad_C",  # 從公式庫取得
    variable="J",
    value=...,
    description="代入 Fick 第一定律"
)

藥動學建模

# 1. 查看可用的 PK 模型
formula_pk_models()

# 2. 取得雙隔室模型詳情
formula_get(id="two_compartment", source="biomodels")

# 3. 直接使用返回的 sympy_str 進行推導

Read the full file on GitHub · 153 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. 10d ago First seen · 153 lines · 41 tokens per session scan A b613e9f8ec7f

Subscribe to this mod's changes

nsforge-formula-search is a skill published in the GitHub repository u9401066/nsforge-mcp (4 stars, last pushed 10d ago), licensed Apache-2.0. It adds 41 tokens to every session and 1,175 once invoked, about $0.0002 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 2026-08-31.

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