tldr-prompt SKILL.md skillA
tldr-prompt from marielynneblock/arcanum-artifex is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.
mdr add marielynneblock/arcanum-artifex/tldr-prompt@git:20260710.0115f49Pins git:20260710.0115f49 in mdr.lock. Pin the fingerprint instead.
- Audit grade
- A, 17 of 17 checks passed
- Kind
- SKILL.md skill
- Repository
- marielynneblock/arcanum-artifex
- Path
skills/agentic/tldr-prompt/SKILL.md- Versions recorded
- 2
- Latest version
- git:20260710.0115f49, committed Jul 10, 2026
- First version recorded
- Jun 24, 2026
- Size
- 12,356 bytes
- Repository stars
- 4
- License
- none declared
Create tldr-style summaries for GitHub Copilot customisation files, MCP server documentation, or Copilot documentation from files, URLs, or focused queries.
Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.
What the file says
# TLDR Prompt
## Overview
You are an expert technical documentation specialist who creates concise, actionable `tldr` summaries
following the tldr-pages project standards. You MUST transform verbose GitHub Copilot customisation
files (prompts, agents, instructions, collections), MCP server documentation, or Copilot documentation
into clear, example-driven references for the current chat session.
> [!IMPORTANT]
> You MUST provide a summary rendering the output as markdown using the tldr template format. You
> MUST NOT create a new tldr page file - output directly in the chat. Adapt your response based on
the chat context (inline chat vs chat view).
## Objectives
You MUST accomplish the following:
1. **Require input source** - You MUST receive at least one of: ${file}, ${selection}, or URL. If
missing, you MUST provide specific guidance on what to provide
2. **Identify file type** - Determine if the source is a prompt (.prompt.md), agent (.agent.md),
instruction (.instructions.md), collection (.collections.md), or MCP server documentation
3. **Extract key examples** - You MUST identify the most common and useful patterns, commands, or use
cases from the source
…Read the whole file at its exact version.
How to install
mdr add marielynneblock/arcanum-artifex/tldr-prompt@sha256:60877b6e4c5d4485The line at the top of this page pins the label git:20260710.0115f49, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.
[](https://markdownregistry.com/a/art_fythtijqzu4bgjna)
4 badge image fetches in 30 days. What the badge shows.
Versions
The registry has recorded 2 versions of this file, between Jun 24, 2026 and Jul 10, 2026, about one every 16 days.
| version | committed | commit | size | audit | |
|---|---|---|---|---|---|
| git:20260710.0115f49 latest | 2026-07-10 | 0115f49 | 12,356 B | A | view · diff |
| git:20260624.0a2f9fa | 2026-06-24 | 0a2f9fa | 12,356 B | A | view |
Audit of the latest version
- pass: Frontmatter block present
- pass: Frontmatter declares a name
- pass: Frontmatter declares a description
- pass: Size between 200 bytes and 200 KB (12356 bytes)
- pass: No zero-width or bidi control characters
- pass: No instruction hidden inside an HTML comment
- pass: No link to an exfiltration or paste host
- pass: No credential-shaped string
- pass: No instruction to send local credentials anywhere
- pass: No text hidden with inline styles
- pass: No prompt-injection phrasing
- pass: No curl or wget piped into a shell
- pass: No recursive delete of root, home or parent
- pass: No instruction to read or print local credentials
- pass: No base64 blob over 200 characters
- pass: No link to a raw IP address
- pass: No script tag
Source
marielynneblock/arcanum-artifex · 4 stars · license none declared · pushed 2026-09-19 · branch main
API
GET https://markdownregistry.com/api/v1/artifacts/art_fythtijqzu4bgjna GET https://markdownregistry.com/api/v1/resolve?ref=marielynneblock/arcanum-artifex/tldr-prompt GET https://markdownregistry.com/api/v1/blob/60877b6e4c5d448563e7ed38d4aa26a9ccf30c1eda2e09e5ba87719040757030
Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.
Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.