ComfyUI LoRA Training for SDXL and Flux Character Models — PickAClass
4.0 (1) ⏱ 2h 54m 📚 29 lessons

ComfyUI LoRA Training for SDXL and Flux Character Models

Learn the fundamentals of dataset preparation, node-based workflows, and custom character model training using ComfyUI, SDXL, and Flux.

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About this course

Generative AI offers incredible power to create custom characters, but training your own models can feel overwhelming. By learning to train Low-Rank Adaptations (LoRAs) in ComfyUI, you gain precise control over AI-generated art without needing massive computing resources. This course will take you from the absolute basics of generative AI terminology to building functional, node-based training workflows. You will learn how to prepare image datasets, configure training parameters, and generate consistent character designs using SDXL and Flux models. What you will learn: • Understand the foundational concepts of LoRAs, checkpoints, and node-based AI generation. • Prepare and caption high-quality image datasets for effective character training. • Configure ComfyUI workflows tailored for SDXL and Flux model architectures. • Apply modern prompt engineering techniques to test and refine your custom LoRAs. • Troubleshoot common training issues like overfitting and style bleed. The course begins with essential terminology and fundamental concepts before moving into step-by-step written tutorials on dataset curation and workflow configuration. You will progress through structured text lessons that explain the logic behind every setting and node connection. Designed entirely for beginners, this course requires no prior experience with AI training, programming, or complex node systems. Start reading today to build your skills as a technical AI artist and bring your unique characters to life.

What you'll get

  • 📜 Certificate of completion
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  • 💬 Personal AI tutor
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  • ♾️ Lifetime access
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  • 📱 Phone or computer
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  • 💸 14-day refund
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  • Short & focused
    2h 54m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
ComfyUI LoRA Training for SDXL and Flux Character Models
Skills demonstrated
Behavioral pattern analysis
Foundational
1.2 hrs
Decision-architecture frameworks
Proficient
1.4 hrs
A/B test design
Proficient
1.7 hrs
Behavioral copywriting
Advanced
1.9 hrs
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PickAClass — Name Surname
ComfyUI LoRA Training for SDXL and Flux Character Models
Page 2 of 2
Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
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pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

Reviews (1)

Marcos Alves BR
★ 4 · July 18, 2026

A parte de preparação do dataset foi o que mais me ajudou, porque eu sempre errava aí. Treinar um modelo de personagem com SDXL e Flux dentro do ComfyUI ficou bem mais claro, embora eu quisesse um pouco mais sobre ajuste fino dos parâmetros.

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What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

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By card via Stripe. We don’t store card details — Stripe handles them securely.

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Yes — full refund within 14 days, no questions asked.

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Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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