computer-use

computer-use is a skill for Claude Code, Codex from rojim666/SztuCode. It costs 9 tokens per session (343 once invoked), scanned A, original, MIT.

Instructions for controlling Microsoft Windows applications through their user interfaces, including input, accessibility information, and screenshots.

In plain words
What is it for?
It is for automating Windows app interactions such as selecting controls, entering text, reading interface state, and capturing screenshots.
Why use it?
It lets an agent work with Windows apps when the task depends on what is displayed or how the app responds to user actions.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: mentions Codex.

Good fit It is for automating Windows app interactions such as selecting controls, entering text, reading interface state, and capturing screenshots.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/rojim666/sztucode/computer-use
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 rojim666/SztuCode --skill computer-use
Clone the repo
git clone --depth 1 https://github.com/rojim666/SztuCode

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 computer-use

README.md
[![agentmods](https://agentmods.dev/badge/skills/rojim666/sztucode/computer-use/github.svg)](https://agentmods.dev/skills/rojim666/sztucode/computer-use)
Your own site
<a href="https://agentmods.dev/skills/rojim666/sztucode/computer-use"><img src="https://agentmods.dev/badge/skills/rojim666/sztucode/computer-use/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 computer-use

Your own site · 80×15
<a href="https://agentmods.dev/skills/rojim666/sztucode/computer-use"><img src="https://agentmods.dev/badge/skills/rojim666/sztucode/computer-use.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 9 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 343 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. Third-party audits
  • NVIDIA SkillSpector pass 7 Sept 2026
How audits are shown
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 $0.00009 $0.00343
Opus 5.5 $0.00004 $0.00137
Sonnet 5.5 $0.00002 $0.00069
Haiku 4.5 $0.00001 $0.00034

Measured 1mo ago against content hash 0be0ff268614, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

computer-use 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.

packages/runtime-ts/skills/computer-use/SKILL.md · 30 lines

What it actually says

Computer Use

Use this skill to automate the UI of Microsoft Windows apps. It uses SendInput, UI Automation, and Windows.Graphics.Capture screenshots that work even when windows are occluded.

If this plugin is available, read this entire SKILL.md once before Windows automation work, before saying Computer Use is unavailable, and before falling back to other Windows automation.

Start with the directions in the Initialize section below. Use await sky.documentation("<name>") when you need information about the specific topic they cover:

  • guidance: core runtime behavior, target-window workflow, screenshot handling, and recovery guidance. You MUST read this before controlling Windows apps.
  • api: full sky API reference. Read this when you need method signatures or object shapes.
  • confirmations: you MUST read this before deciding whether a Windows UI action needs confirmation

Initialize

The Computer Use entry point is <plugin root>/scripts/computer-use-client.mjs. Import it by absolute path. It loads the bundled cua_node @oai/sky runtime internally; do not import @oai/sky directly, spawn codex-computer-use.exe, or build a custom helper protocol client. App approvals and user interruption handling only work through this wrapper.

Run this once per fresh node_repl JavaScript session:

if (!globalThis.sky) {
  const { setupComputerUseRuntime } = await import("<plugin root>/scripts/computer-use-client.mjs");
  await setupComputerUseRuntime({ globals: globalThis });
}
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 · 30 lines · 9 tokens per session scan A 0be0ff268614

Subscribe to this mod's changes

computer-use is a skill published in the GitHub repository rojim666/SztuCode (110 stars, last pushed yesterday), licensed MIT. It adds 9 tokens to every session and 343 once invoked, about $0.0000 per session on Opus 5.5. 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 2026-08-30.

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