gemini-video-understanding

gemini-video-understanding is a skill for Claude Code from einverne/dotfiles. It costs 73 tokens per session (2,716 once invoked), scanned A, original, GPL-3.0.

A video-analysis tool that uses Google’s Gemini API to examine video and audio. It can work from video files or YouTube links and connect observations to timestamps.

In plain words
What is it for?
Use it to describe videos, transcribe speech, answer timestamped questions, process YouTube URLs, or create clips.
Why use it?
It helps answer questions about what happens in a video while combining spoken-audio transcripts with visual descriptions.

Skill for Claude Code

Written for Claude Code: allowed-tools in frontmatter.

Good fit Use it to describe videos, transcribe speech, answer timestamped questions, process YouTube URLs, or create clips.

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Install with agentmods
npx agentmods add skills/einverne/dotfiles/gemini-video-understanding
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 einverne/dotfiles --skill gemini-video-understanding
Clone the repo
git clone --depth 1 https://github.com/einverne/dotfiles

Made for: Claude Code.

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 gemini-video-understanding

README.md
[![agentmods](https://agentmods.dev/badge/skills/einverne/dotfiles/gemini-video-understanding/github.svg)](https://agentmods.dev/skills/einverne/dotfiles/gemini-video-understanding)
Your own site
<a href="https://agentmods.dev/skills/einverne/dotfiles/gemini-video-understanding"><img src="https://agentmods.dev/badge/skills/einverne/dotfiles/gemini-video-understanding/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 gemini-video-understanding

Your own site · 80×15
<a href="https://agentmods.dev/skills/einverne/dotfiles/gemini-video-understanding"><img src="https://agentmods.dev/badge/skills/einverne/dotfiles/gemini-video-understanding.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 73 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,716 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 unknown 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 $0.00073 $0.02716
Opus 5 $0.00036 $0.01358
Sonnet 5 $0.00015 $0.00543
Haiku 4.5 $0.00007 $0.00272

Measured 10d ago against content hash eb678ee27b8c, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-09, from the pricing page.

Security

Grade A, and why

gemini-video-understanding 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 10d ago.

The scan reads SKILL.md. This mod also ships 2 executable files (scripts/analyze_video.py, scripts/check_api_key.py), 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.

claude/skills/gemini-video-understanding/SKILL.md · 334 lines

The source is not reproduced here

Licensed GPL-3.0

The repository is licensed GPL-3.0, which this catalogue does not treat as permission to reproduce the file. Read it at the source.

Read it on GitHub

Files

What ships with it

7 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. 10d ago First seen · 334 lines · 73 tokens per session scan A eb678ee27b8c

Subscribe to this mod's changes

gemini-video-understanding is a skill published in the GitHub repository einverne/dotfiles (121 stars, last pushed 5d ago), licensed GPL-3.0. It adds 73 tokens to every session and 2,716 once invoked, about $0.0004 per session on Opus 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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