Does this skill support negative prompts for FLUX?

No, FLUX models do not support negative prompts. This skill provides guidelines on using specific, natural language and positive descriptions to achieve the desired output.

Can I use this skill for image-to-image editing?

Yes, the skill includes specialized rules for I2I prompting, multi-reference editing, and inpainting using models like FLUX.2 Pro/Max and FLUX.1 Fill.

How does the skill handle color accuracy?

The skill instructs users to use #RRGGBB hex formats along with natural language color descriptions to ensure precise brand and asset generation.

Which FLUX model is best for typography and text?

FLUX.2 [flex] is specifically recommended for use cases requiring the highest quality typography and text rendering.

FLUX Image Generation Best Practices

Name: FLUX Image Generation Best Practices
Author: black-forest-labs

byblack-forest-labs

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Data Science & ML

Optimizes image generation workflows using Black Forest Labs FLUX models through expert prompting and API integration patterns.

This skill provides a comprehensive framework for interacting with the FLUX.1 and FLUX.2 model families, enabling users to generate high-fidelity images with precision. It automates best practices for text-to-image and image-to-image workflows, covering everything from specific prompt formulas and typography rendering to complex JSON-structured scene composition and hex-accurate color specifications. By integrating these official guidelines from Black Forest Labs, Claude can help developers and creators select the right model variant—whether for sub-second speed with FLUX.2 [klein] or maximum detail with FLUX.2 [max]—while avoiding common pitfalls like negative prompting.

Key Features

0127 GitHub stars

02Standardized Prompt Structure Formula for optimal interpretation

03Image-to-Image (I2I) and Multi-Reference editing patterns

04Precise Hex Color specification and lighting-focused prompting

05Model Selection Guidance across the FLUX.1 and FLUX.2 families

06Advanced Typography and precise text rendering controls

Use Cases

01Generating high-fidelity brand assets with specific hex colors and typography

02Building complex visual scenes via structured JSON prompting and API integration

03Automating image-to-image editing and inpainting tasks for AI applications

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add black-forest-labs/skills flux-best-practices

For use in Claude.ai and ChatGPT

Download Skill