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Flux Dev
◆ OPEN
by Black Forest Labs
OPEN WEIGHTSLOCALPHOTO GENERATIONDIGITAL ARTCREATIVE PICTURES
RANKED #18 OF 94 IMAGES · OVERALL #78 OF 6,567 · VIBE SCORE 6.5 · 1,228 VOICES
An advanced image generator for creators who want high-quality digital art and photos.
HAPPY8.9
229 mentions
SAD6.1
135 mentions
VIBE TRAJECTORY
26 weeks · 74 voices
QUIETLY DEGRADING
Recent vibe and chatter are both sliding.
HOW TO USE IT
Open weights. You can use a hosted service, or download it and run it yourself, free.
RUN IT ON YOUR OWN MACHINE
Open weights: download Flux Dev once and it's yours. No subscription, no rate limits, works offline.
12B parameters, FP16 file is about 23.8 GB, Q4/NF4 quantized files are about 6 to 8 GB
- BARE MINIMUM
NVIDIA GeForce RTX 3060 12GB
12 GB VRAM
~$260 USEDQ4 GGUF or NF4 quantized, ~20 steps per generation, offloading text encoder to system RAM
- SWEET SPOT
NVIDIA GeForce RTX 4070 Ti Super 16GB
16 GB VRAM
~$750 NEWFP8 quantized with full T5 text encoder, comfortable daily-driver generation
- FULL POWER
NVIDIA GeForce RTX 4090 24GB
24 GB VRAM
~$1750 NEWFull FP16 / BF16 unquantized precision with headroom for LoRAs and ControlNet
LEARN HOW TO SET IT UP
WILL MY BOX RUN FLUX DEV?
The three cards above are researched picks. Search the machine you actually have — we only say yes if it should reply at a usable speed, not just load the weights and crawl.
HARDWARE PICKS & PRICES ARE RESEARCHED FROM THE LIVE WEB AND REFRESHED AUTOMATICALLY. TREAT THEM AS BALLPARK, NOT GOSPEL.
WHAT CAN YOU ACTUALLY DO WITH IT?
Everyday jobs on each of those rigs: how long Flux Dev takes, and how good the crowd says it is at that kind of work.
| THE JOB | BARE MINIMUMNVIDIA GeForce RTX 3060 12GB | SWEET SPOTNVIDIA GeForce RTX 4070 Ti Super 16GB | FULL POWERNVIDIA GeForce RTX 4090 24GB |
|---|---|---|---|
| Make an imageone picture at normal settings | ~45 S★★★★★ | ~25 S★★★★★ | ~12 S★★★★★ |
STARS ARE THE COMMUNITY SCORE FOR THAT KIND OF WORK, DOCKED FOR HOW SQUASHED THE WEIGHTS GET AT EACH TIER. TIMES ARE COMPUTED FROM RESEARCHED SPEEDS. BALLPARK, NOT GOSPEL.
WHAT THE INTERNET SAYS
Users praise Flux Dev for creating great, high-quality images without needing extra photo editing. However, many find it expensive, run into service limits, and dislike strict content refusals.
925 POSTS · 303 COMMENTS · REDDIT · DEV FORUMS · GITHUB · LEMMY
PEOPLE LOVE
- Results look great (8 mentions)
PEOPLE COMPLAIN ABOUT
- People find it expensive (4 mentions)
- Refuses or lectures more than people like (4 mentions)
- Outages, errors, or limits get in the way (3 mentions)
TOPIC BY TOPIC
- How results lookPEOPLE LOVE THIS
8 thumbs up · 0 thumbs down
- PriceA SORE SPOT
2 thumbs up · 4 thumbs down
- Saying no too muchA SORE SPOT
0 thumbs up · 4 thumbs down
- Working when you need itA SORE SPOT
1 thumbs up · 3 thumbs down
IN THEIR OWN WORDS
- FROM REDDIT >
“My best works in FLUX Dev (all photos are high quality and without adding Photoshop text).”
- FROM REDDIT >
“No more overbaked plastic skin, no more Flux Chin(?), beardless men, CFG and negative prompts enabled, less censored.”
LOOKING FOR AN ALTERNATIVE?
Checked picks first: tags say why you would switch, stars say how fully each one stands in for Flux Dev.
Midjourney
Ideogram> SOURCES (12)
- REDDIT · 2025-04-06 · 2437 UPVOTESI created a real life product from its A.I. inspired design.
I created a real life product from its A.I. inspired design.
- REDDIT · 2025-01-13 · 1677 UPVOTES2000s Analog Core - Flux.dev
2000s Analog Core - Flux.dev
- REDDIT · 2024-11-21 · 1324 UPVOTESHuge FLUX news just dropped. This is just big. Inpainting and outpainting better than paid Adobe Photoshop with FLUX DEV. By FLUX team…
Huge FLUX news just dropped. This is just big. Inpainting and outpainting better than paid Adobe Photoshop with FLUX DEV. By FLUX team published Canny and Depth ControlNet a likes and Image Variation and Concept transfer like style transfer or 0-shot face…
- REDDIT · 2024-09-28 · 985 UPVOTESInstagram Edition - v5 - Amateur Photography Lora [Flux Dev]
Instagram Edition - v5 - Amateur Photography Lora [Flux Dev]
- REDDIT · 2024-08-17 · 981 UPVOTESRealism Comparison - Amateur Photography Lora [Flux Dev]
Realism Comparison - Amateur Photography Lora [Flux Dev]
- REDDIT · 2025-12-04 · 964 UPVOTESToday I made a Realtime Lora Trainer for Z-image/Wan/Flux Dev
Today I made a Realtime Lora Trainer for Z-image/Wan/Flux Dev
- REDDIT · 2024-12-16 · 963 UPVOTESUltraReal Fine-Tune v2.0 - Flux.dev
UltraReal Fine-Tune v2.0 - Flux.dev
- REDDIT · 2024-08-26 · 794 UPVOTES"Verification" Pic for my OC AI
"Verification" Pic for my OC AI
- REDDIT · 2025-02-04 · 734 UPVOTESUsed Flux Dev with a custom LoRa for this sci-fi short: Memory Maker
Used Flux Dev with a custom LoRa for this sci-fi short: Memory Maker
- REDDIT · 2025-02-06 · 663 UPVOTESFlux Sigma Vision Alpha 1 - base model
Flux Sigma Vision Alpha 1 - base model
- REDDIT · 2025-08-10 · 658 UPVOTESYes, Qwen has great prompt adherence but...
Yes, Qwen has great prompt adherence but...
- REDDIT · 2024-10-17 · 634 UPVOTESSana - new foundation model from NVIDIA
Sana - new foundation model from NVIDIA