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.
npx skills add dream-num/univer-sdk-skills --skill univer-node-backendgit clone --depth 1 https://github.com/dream-num/univer-sdk-skillsWrote 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.
[](https://agentmods.dev/skills/dream-num/univer-sdk-skills/univer-node-backend)<a href="https://agentmods.dev/skills/dream-num/univer-sdk-skills/univer-node-backend"><img src="https://agentmods.dev/badge/skills/dream-num/univer-sdk-skills/univer-node-backend/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.
<a href="https://agentmods.dev/skills/dream-num/univer-sdk-skills/univer-node-backend"><img src="https://agentmods.dev/badge/skills/dream-num/univer-sdk-skills/univer-node-backend.svg" alt="Reviewed on agentmods" width="80" height="20"></a>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.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5.1 | $0.00154 | $0.02085 |
| Opus 5 | $0.00077 | $0.01043 |
| Sonnet 5 | $0.00031 | $0.00417 |
| Haiku 4.5 | $0.00015 | $0.00209 |
Grade A, and why
univer-node-backend scanned grade A with 1 finding 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 11d 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.
Runs shell commandslowCapability
Expected in a hook, worth knowing in a rule or an instructions file.
description: Use Univer (spreadsheet engine) in Node.js backend environments for headless data processing, batch report generation, server-side formula calculation, and automated workbook manipulation. Use when the user How it starts
The opening of the file, as written. The whole thing — 222 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Univer Node.js Backend
Guide for running Univer in Node.js environments without a browser. Use this for headless spreadsheet processing, automated report generation, server-side formula calculation, and batch data manipulation.
Compatibility: This skill is written for Univer
v0.21.x/ Univer Prov0.20.x. Node.js support is isomorphic with browser support per the Univer architecture.
Prerequisites: Familiarity with the
univer-integrateskill (base plugin architecture, Facade API, plugin registration order) is assumed. This skill only covers Node.js-specific differences.
Quick Start
1. Install dependencies
npm install @univerjs/core @univerjs/engine-formula @univerjs/sheets @univerjs/sheets-formula @univerjs/rpc-node
For Pro features in Node.js:
npm install @univerjs-pro/license @univerjs-pro/engine-formula @univerjs-pro/sheets-pivot @univerjs-pro/collaboration-client-node
2. Create Univer instance on Node.js
import { LocaleType, Univer } from '@univerjs/core';
import { FUniver } from '@univerjs/core/facade';
import { UniverFormulaEnginePlugin } from '@univerjs/engine-formula';
import { UniverSheetsPlugin } from '@univerjs/sheets';
import { UniverSheetsFormulaPlugin } from '@univerjs/sheets-formula';
import { UniverSheetsFilterPlugin } from '@univerjs/sheets-filter';
// Facade side-effect imports for Node.js
import '@univerjs/sheets/facade';
import '@univerjs/engine-formula/facade';
import '@univerjs/sheets-formula/facade';
import '@univerjs/sheets-filter/facade';
import '@univerjs/sheets-numfmt/facade';
const univer = new Univer({
locale: LocaleType.ZH_CN,
});
univer.registerPlugin(UniverFormulaEnginePlugin);
univer.registerPlugin(UniverSheetsPlugin);
univer.registerPlugin(UniverSheetsFormulaPlugin);
univer.registerPlugin(UniverSheetsFilterPlugin);
const univerAPI = FUniver.newAPI(univer);
const workbook = univerAPI.createWorkbook({});
const sheet = workbook.getActiveSheet();
sheet.getRange('A1').setValue({ v: 123 });
sheet.getRange('B1').setValue({ f: '=SUM(A1) * 6' });
console.log(workbook.save());
What ships with it
4 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.
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.
- 11d ago First seen · 222 lines · 154 tokens per session scan A 9de66c5b19dc
univer-node-backend is a skill published in the GitHub repository dream-num/univer-sdk-skills (9 stars, last pushed 4mo ago), licensed Apache-2.0. It adds 154 tokens to every session and 2,085 once invoked, about $0.0008 per session on Opus 5. A static security scan graded it A with 1 finding (runs shell commands). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.
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