Skip to content
mcp/skillhub

Agent Skill

PR Lens skill

pr-lenscoldteadotai/pr-lensskills/pr-lens/SKILL.md

WHAT: Draws a code change or part of a codebase as an animated architecture or data-flow diagram, on its own or in a pull request. WHEN: asked to diagram, visualise or explain a change or a system, or when a pull request should carry a diagram. KEYWORDS: PR Lens, diagram, architecture, data flow, visualise, visualize, pull request

2.2kMIT

always on

81 tokname + description

once used

280 tokSKILL.md body

bundled files

11 KB

repo stars

2.2kGitHub

Install the PR Lens skill

Skills CLI (Claude Code, Codex, Cursor and others)

npx skills add https://github.com/coldteadotai/pr-lens --skill pr-lens

Claude Code, by hand (all projects)

git clone --depth 1 https://github.com/coldteadotai/pr-lens.git /tmp/pr-lens
mkdir -p ~/.claude/skills
cp -R /tmp/pr-lens/skills/pr-lens ~/.claude/skills/pr-lens

For one project only, copy the folder into .claude/skills/ in that project instead. The agent picks it up when a task matches its description.

What it costs your context

Agent Skills load in three steps. Tokens counted with the o200k tokenizer; your model's count will differ a little.

WhenWhat loadsCost
Every sessionName and description81 tok
When the agent uses itThe SKILL.md instructions280 tok
Only if opened1 bundled files (1 KB)varies

Until it is used, pr-lens costs about 17× less than the median MCP server we measured (1,363 tokens on every turn). Installing all 3 skills from coldteadotai/pr-lens would load 267 tokens of descriptions. Skills vs MCP study

Checks

Our checks found nothing to flag: it follows the Agent Skills specification's naming and size guidelines and doesn't pipe downloads into a shell.

Checked 2026-10-22 · method

What's inside

The headings of its SKILL.md. Read the full file on GitHub.

  • PR Lens
  • Start here
  • Why PR Lens

More skills from coldteadotai/pr-lens

All skills in this repo
  1. eli5coldteadotai/pr-lens

    WHAT: Explains a codebase, a folder, a feature, a command or a pull request to someone who knows nothing about it, as a PR Lens canvas whose walkthrough builds the picture one part at a time. WHEN: /eli5 <thing>, or asked to explain code simply, for a beginner, a new hire, a non-engineer, or 'like I'm five'. KEYWORDS: eli5, explain like I'm five, explain simply, beginner, onboarding, walkthrough, diagram, PR Lens

    2.2k105 tok idle · 2,216 in use