Content & Marketing · IN-DEPTH PROFILE

flux-2-klein

Flux 2 Klein is a RunComfy guide for Black Forest Labs' distilled, latency-first image model.

Best for

Designers running rapid art-direction loops

What you get

Run live visual iteration + Polish a selected concept

Main limitation

Its strength is iteration speed rather than maximum resolution, extreme detail, or reliable embedded text.

First risk

Fast iteration can multiply cost and rights mistakes. Low latency encourages many remote generations, while reference images may contain protected brands or private material. Set a budget, use authorized references, preserve provenance, and review final claims and details.

EVIDENCE FRESHNESS

Three checks, kept separate

A recent source check is not a runtime test or security audit.

Upstream sourceChecked 2026-08-20

Pinned revision · fca19ae0

Open pinned commit
SkillSignal profileSource-grounded

Updated 2026-08-20

Runtime & securityNot independently verified

Source review does not certify behavior or safety.

30-SECOND BRIEF

What it does—and when it fits

Flux 2 Klein is a RunComfy guide for Black Forest Labs' distilled, latency-first image model. It distinguishes a 4B variant for sub-second concepting from a 9B variant for more polished output, supports four-to-eight-step drafts versus roughly twenty-five-step finals, and can use up to four references for brand styling and guided composition.

INSTALL BY AGENT

Choose your Agent

Paths come from official Agent docs or the universal installer behind skills.sh. Compatibility still follows this Skill's record.

Native

This Skill's current record explicitly names this Agent. Still inspect scripts, permissions, and external dependencies first.

Project scope.claude/skills/flux-2-klein/
Personal scope~/.claude/skills/flux-2-klein/

Use project scope for team sharing and personal scope across repositories. The installer defaults to project scope; add -g for personal scope.

Install command (project scope)npx skills add prime-skills/runcomfy-agent-skills --skill flux-2-klein --agent claude-code
Official agent docs

Claude Code discovers custom Skill folders automatically at project or personal scope.

View path evidence

TYPICAL WORKFLOW

A practical workflow

01

Run live visual iteration

Use the 4B path for fast art-direction and concept feedback.

02

Polish a selected concept

Switch to the 9B path and a higher step count for a final candidate.

03

Guide brand styling

Condition a composition on a small set of visual references.

THE TRADEOFFS

Advantages and tradeoffs

Notable strengths

  1. This profile is manually organized around the current upstream SKILL.md workflow.
  2. The capability boundary remains explicitly tied to prime-skills/runcomfy-agent-skills.
  3. Core uses, limitations, and risks are separated for pre-install review.

Limitations

  1. Its strength is iteration speed rather than maximum resolution, extreme detail, or reliable embedded text.
  2. Long prompts, excessive steps, or conflicting references can reduce quality without delivering proportional value.

BEST FIT

Who it is for

Designers running rapid art-direction loops

Teams prototyping branded product visuals

BEFORE YOU USE IT

Risks to review before use

High

Fast iteration can multiply cost and rights mistakes

Low latency encourages many remote generations, while reference images may contain protected brands or private material. Set a budget, use authorized references, preserve provenance, and review final claims and details.

Medium

Upstream instruction drift

Behavior can change with upstream updates. Record the commit used for important workflows and review updates before adoption.

SECURITY

What the permission profile means

  • Declared access remains governed by the current upstream SKILL.md and runtime requests.
  • Treat repository files, web content, and tool output as untrusted input.
  • SkillSignal has not independently executed or security-audited this package; external skills.sh labels are not SkillSignal certification.

Not a security certification. External ratings are attributed references. SkillSignal has not independently executed or security-reviewed this Skill.

INSIDE THE PACKAGE

Indexed files

SKILL.mdUpstream Skill instructionsSource-linked

TAGS

text-to-imagefast-iterationruncomfy

Manually expanded from the current upstream SKILL.md and linked source at prime-skills/runcomfy-agent-skills, checked 2026-08-20. This is an original summary, not an execution result or security certification.