summarize-video-releases

summarize-video-releases is a skill for Claude Code, Codex from NVIDIA/elements. It costs 109 tokens per session (3,726 once invoked), scanned A, original, Apache-2.0.

A workflow for turning a monthly NVIDIA Elements release post into a 20–30 second WebM video. WebM is a video file format; the workflow renders real interface components, command-line output, and lint results from the post.

In plain words
What is it for?
Use it after preparing a What’s New post to create the video, poster image, and related post metadata.
Why use it?
It keeps the release video tied to the published changes instead of requiring a separate, potentially inconsistent description. It also checks timing, readability, and output metadata during rendering.

Skill for Claude CodeCodex ✓ vendor

Written for no agent in particular: nothing here depends on one. Also seen: installed under .agents/ (shared by several agents).

Good fit Use it after preparing a What’s New post to create the video, poster image, and related post metadata.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/nvidia/elements/summarize-video-releases
About the project

NVIDIA Elements is a design system and agent-oriented toolkit for building operational interfaces for AI/ML, robotics, and autonomous-vehicle software. Its CLI and MCP tools provide component APIs, design tokens, examples, imports, validation, and setup guidance across several web frameworks.

NVIDIA/elements · 102 stars · on GitHub · nvidia.github.io

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 NVIDIA/elements --skill summarize-video-releases
Clone the repo
git clone --depth 1 https://github.com/NVIDIA/elements

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 summarize-video-releases

README.md
[![agentmods](https://agentmods.dev/badge/skills/nvidia/elements/summarize-video-releases/github.svg)](https://agentmods.dev/skills/nvidia/elements/summarize-video-releases)
Your own site
<a href="https://agentmods.dev/skills/nvidia/elements/summarize-video-releases"><img src="https://agentmods.dev/badge/skills/nvidia/elements/summarize-video-releases/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 summarize-video-releases

Your own site · 80×15
<a href="https://agentmods.dev/skills/nvidia/elements/summarize-video-releases"><img src="https://agentmods.dev/badge/skills/nvidia/elements/summarize-video-releases.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 109 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 3,726 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 $0.00109 $0.03726
Opus 5.5 $0.00044 $0.01490
Sonnet 5.5 $0.00022 $0.00745
Haiku 4.5 $0.00011 $0.00373

Measured 21d ago against content hash 3e4ad8a9dc89, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

summarize-video-releases 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 21d ago.

The scan reads SKILL.md. This mod also ships 5 executable files (scripts/asset-path.js, scripts/compose-video.js, scripts/read-post.js, …), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

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.

.agents/skills/summarize-video-releases/SKILL.md · 190 lines

How it starts

The opening of the file, as written. The whole thing — 190 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Summarize Video Releases

Turn a monthly What’s New post into a short, fast-paced marketing video that shows the month’s changes with real Elements components, CLI output, and lint results. The post is the source of truth. This skill runs after summarize-releases and adds a WebM video, its WebP poster, a static WebP snapshot of each showcased feature in the corresponding post section, and three video metadata fields in the post frontmatter.

The video should make someone who has never used Elements want to read the post. It should be accurate to the release, legible at 1080p, and consistent with the Elements design language.

How the pieces fit

The scripts own everything that must be exact; you own the story and the markup.

  • scripts/read-post.js parses the post into a JSON outline and resolves the input and output paths.
  • You write a storyboard JSON: scene order, copy, durations, and nve-* demo markup. See references/storyboard.md.
  • scripts/compose-video.js turns the storyboard into one static HTML page from assets/video-shell.html. It computes all timing, escapes code, and rejects videos outside 24–36 seconds.
  • scripts/render-video.js serves the page with Elements CDN URLs mapped to this repository’s built packages, captures frames on a virtual clock, and encodes VP9 with the browser’s built-in WebCodecs encoder. scripts/webm.js writes the WebM file. The video workflow uses no external encoder: VP9 and its encoder are royalty-free and BSD-licensed. The renderer uses the pinned Sharp dependency to convert PNG screenshots to lossless WebP posters and stills. Output is deterministic: the same storyboard renders the same video.

Prerequisites

Run everything from the repository root.

Run mise run install to install repository dependencies, including the Sharp image encoder.

mise exec -- pnpm run playwright

Generate and regenerate videos with the latest published Elements package versions available at generation time, regardless of the release month. Resolve them with nve packages.list or nve packages.get <name>, then pin the exact versions in the storyboard's versions and imports. The monthly post determines the story, claims, and release labels; its released-package list does not determine the rendering dependencies. Refresh version pins when adapting an example or regenerating an older month's video.

Read the full file on GitHub · 190 lines

Files

What ships with it

8 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.

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. 21d ago Changed · +36 lines · +8 tokens per session 3e4ad8a9dc89
  2. 22d ago First seen · 154 lines · 101 tokens per session scan A f61cffa2cd27

Subscribe to this mod's changes

summarize-video-releases is a skill published in the GitHub repository NVIDIA/elements (102 stars, last pushed today), licensed Apache-2.0. It adds 109 tokens to every session and 3,726 once invoked, about $0.0004 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 2026-10-01.

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