Agent skill

Flux 3 Video

by black-forest-labs in black-forest-labs/skills

A skill your agent uses when routing a general FLUX 3 video request.

MITAuto-check passedMedia & Creative

Install Flux 3 Video

skills CLI
$ npx skills add black-forest-labs/skills --skill flux-3-video -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install black-forest-labs/skills flux-3-video --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/black-forest-labs/skills.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/flux-3-video .claude/skills/flux-3-video && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
flux-3-video
GitHub stars
128
Token cost
~520 tokens
SKILL.md length
182 words
Files
2
Skills in repo
10
Repo updated
First seen
Licence
MIT

At a glance

A skill your agent uses when routing a general FLUX 3 video request.

  • Routing a general FLUX 3 video request
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Flux 3 Video is an agent skill from black-forest-labs/skills. Use when routing a general FLUX 3 video request. Select only the specialists needed for diagnosis, direction, audio, or execution.

Its SKILL.md is about 520 tokens, which your agent loads only when the skill is triggered. The skill folder holds 1 other file (for example `metadata.json`).

It sits in Media & Creative. The repository describes itself as: Official agent skills from Black Forest Labs for FLUX image and video generation — prompting guides and API integration patterns for Claude Code, Codex, and any… The licence is MIT.

When your agent uses it

  • Routing a general FLUX 3 video request

Example prompts

  • “/flux-3-video”

What it can do on your machine

Read from SKILL.md and the folder at commit 8907d51. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md.

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    Links to these hosts (documentation or services it may open):

    • docs.bfl.ai

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Flux 3 Video loads about 520 tokens when it runs. Until then it costs about 36 tokens; SKILL.md has 182 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~36
When it runs · the whole SKILL.md, loaded when a task matches
~520

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from black-forest-labs/skills at commit 8907d51, republished under its MIT licence (© black-forest-labs). 182 words, ~520 tokens.

Download SKILL.mdSave it as .claude/skills/flux-3-video/SKILL.md (or your agent's skills folder). This skill also uses 1 other file; get the full folder from GitHub.
name
flux-3-video
description
Use when routing a general FLUX 3 video request. Select only the specialists needed for diagnosis, direction, audio, or execution.
metadata.author
Black Forest Labs
metadata.version
1.0.0
metadata.tags
flux, flux-3, bfl, video-generation, routing

FLUX 3 Video Router

Route a request to the smallest set of specialists that can complete it. When the request already names one narrow job, use that specialist directly.

User intentSkill
Diagnose or repair a brief before generationflux-3-prompt-doctor
Write a text-to-video prompt for a new shotflux-3-cinematic-inserts
Build from supplied images or videoflux-3-keyframes-continuation
Direct dialogue, voiceover, ambience, effects, or musicflux-3-audio-dialogue
Give a shot a period or archival lookflux-3-archival-formats
Submit, poll, enhance, download, or technically reviewflux-3-generate
Build a finished product ad with voiceoverflux-3-product-ads

Default sequence, skipping completed stages:

text
Prompt Doctor (until READY; owns the shot-structure decision)
  → Cinematic Inserts OR Keyframes & Continuation (one, chosen by whether
    supplied media must constrain the result)
  → Audio & Dialogue (only when sound matters)
  → Generate (only when execution is requested)

Draft before committing anything unproven: a full render takes minutes, and the chosen draft replays at full quality.

A handoff between skills carries: outcome, the route (mode plus its media field: t2v, i2v/keyframes, v2v/start_video, or draft_enhance/draft_cache), the one required action, source roles, invariants, delivery (duration, aspect, resolution, shot structure), camera, audio, text strategy, and risks. It is complete when the receiving skill can act without inventing a consequential choice.

Deterministic requirements (exact typography, frame-accurate sync, final mixing) need an explicit post-production plan, not a generation attempt.

Reference: docs.bfl.ai

© black-forest-labs, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

SKILL.md and 1 other file in skills/flux-3-video of black-forest-labs/skills.

  • SKILL.md
  • metadata.json

Open the folder on GitHubat commit 8907d51

Compare with similar skills

Flux 3 Video next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Flux 3 Video compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Flux 3 Video this skillblack-forest-labs/skills128—~520Automated safety check: PassMIT
Video Scriptitwanger/toBeBetterJavaer18k—~2.2kAutomated safety check: PassNone
Benchddalcu/mlx-serve1.8k1 repos~1.1kAutomated safety check: PassCustom licence
PR Chartsddalcu/mlx-serve1.8k—~594Automated safety check: PassCustom licence
Agnes AI Supportlj1270998580-crypto/Agnes-help-skill305—~14kAutomated safety check: NotesNone
Dotty Av TestBrettKinny/dotty-stackchan113—~866Automated safety check: NotesMIT

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All 10 skills in this repo
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    128 GitHub stars~1.4k tokensUpdated 1 mo ago
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  • Flux 3 Keyframes Continuation

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  • Bfl API

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  • Flux 3 Product Ads

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  • Flux 3 Prompt Doctor

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    A skill your agent uses when diagnosing a FLUX 3 brief before generation.

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  • Flux 3 Generate

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    A skill your agent uses when submitting or polling a FLUX 3 video API job.

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Questions about Flux 3 Video

What does Flux 3 Video do?

A skill your agent uses when routing a general FLUX 3 video request. Flux 3 Video is an agent skill from black-forest-labs/skills. Use when routing a general FLUX 3 video request.

When should I use Flux 3 Video?

Flux 3 Video fits situations like: routing a general FLUX 3 video request.

How do I install Flux 3 Video in Claude Code?

Run `npx skills add black-forest-labs/skills --skill flux-3-video -a claude-code`. Or copy the skill folder (skills/flux-3-video in black-forest-labs/skills) into .claude/skills/flux-3-video in your project. Claude Code loads it when a task matches its description.

How do I install Flux 3 Video in Codex?

Run `npx skills add black-forest-labs/skills --skill flux-3-video -a codex`. Or copy the skill folder (skills/flux-3-video in black-forest-labs/skills) into .agents/skills/flux-3-video in your project. Codex loads it when a task matches its description.

Can I use Flux 3 Video in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add black-forest-labs/skills --skill flux-3-video -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/flux-3-video, .gemini/skills/flux-3-video, .github/skills/flux-3-video and .opencode/skills/flux-3-video in your project.

What does Flux 3 Video need to run?

SKILL.md names no scripts, command-line tools or credentials: Flux 3 Video is instructions for the agent only.

Does Flux 3 Video access the network?

SKILL.md names 1 domain. As links in the text: docs.bfl.ai. This is read from the text; nothing was executed.

Is Flux 3 Video safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Flux 3 Video use?

Flux 3 Video is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Flux 3 Video use?

About 520 tokens (SKILL.md is roughly 2.1k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Flux 3 Video?

Skills that share tags, products or a category with Flux 3 Video: Video Script (itwanger/toBeBetterJavaer, 18k stars), Bench (ddalcu/mlx-serve, 1.8k stars), PR Charts (ddalcu/mlx-serve, 1.8k stars) and Agnes AI Support (lj1270998580-crypto/Agnes-help-skill, 305 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Flux 3 Video?

black-forest-labs (a GitHub organization) maintains it in black-forest-labs/skills, which has 128 GitHub stars. The repository holds 10 skills in this directory. The repository was last updated on September 9, 2026.

Source: black-forest-labs/skills on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.