Flux 3
The workflow engine- Up to 10 reference images per run
- Aspect ratios from 1:8 to 8:1, output to 4K
- Image + video models on one credit wallet
- Free starter credits; failed runs auto-refund
Flux 3 vs Krea 3
Two of the newest image editing models, released weeks apart. Krea 3 sells speed — most edits in under 8 seconds. Flux 3 sells the edit loop. Same prompts, honest comparison.
Verdict
The short answer
Krea 3 is a fast, editing-first model — native 2K, sub-8-second edits, thinking modes for complex changes. Flux 3 counters with deeper references, extreme aspect ratios, and a full studio workflow around it.
Krea 3
The speed specialist- Most edits return in under 8 seconds at 2K
- Regional edits keep untouched areas pixel-exact
- Fast/high thinking modes for simple vs complex edits
- Cheap API pricing for catalog-scale work
Krea 3 wins on raw edit latency; Flux 3 wins on reference depth, format range, and the surrounding workflow. For chained multi-step edits, try both — they land differently.
Specs
Spec sheet, side by side
Flux 3 values read live from the studio catalog; Krea 3 column lists its public specs.
 Flux 3 | Krea 3 | |
|---|---|---|
| Made by | Black Forest Labs | Krea |
| Resolutions | 1K · 2K | Native 2K (1K for drafts) |
| Aspect ratios | 1:1 · 4:3 · 3:4 · 16:9 · 9:16 · 3:2 · 2:3 · auto | Standard set |
| Max reference images | Up to 10 | Up to 8 references |
| Edit speed | Seconds at 1K, scales with resolution | Most edits under 8 seconds at 2K |
| Modes | Text to image · Image to image | Text to image · Regional + global edits |
| Access | This studio — free starter credits | krea.ai · API · fal/Replicate/ComfyUI |
| Credit cost | 6 點數起 | From $0.03–0.06 per image (API) |
| Typical pick | Reference-heavy edits, wide formats | Rapid catalog-scale retouching |
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Test it yourself
The same-prompt test bench
Each case loads an identical prompt into the studio. Run it on Flux 3, then run the same instruction on Krea 3 — compare what stayed put and what moved.
For edit cases, judge the untouched regions — pixel-exact preservation is where these models differ.
Product-preserving edit
EditKeep the bottle, label text, and camera angle identical — replace the marble counter with weathered oak and add soft side light.
What to compare: Label text, bottle shape, and lighting direction unchanged outside the edit area.
Typography
TextA concert poster on deep teal, the headline "SUMMER STATIC" in bold condensed sans across the top, small venue line "The Echo — July 18" at the bottom, print layout.
What to compare: Letterform accuracy on a multi-word headline.
Character consistency
PortraitKeep the woman’s face, hair, and red coat identical — move her from the city street into a snow-covered train platform at dusk.
What to compare: Face identity and wardrobe detail surviving a full scene change.
Material realism
ProductA brushed-steel thermos on rough linen fabric, glass of iced water beside it, condensation droplets, hard afternoon light, product macro.
What to compare: Brushed metal, glass reflections, and fabric weave at full zoom.
Deep dive
An honest breakdown of Flux 3 vs Krea 3
Both models launched into the same niche — fast, instruction-following image editing — within weeks of each other. They are genuinely close. The differences that matter show up in reference depth, format range, and what surrounds the model.
Speed vs depth
Krea 3’s headline claim is latency: most edits finish in under eight seconds at native 2K, with a fast thinking mode for everyday changes and a high mode that plans complex multi-step edits. Regional edits regenerate only what you name, so chaining edits does not compound artifacts.
Flux 3 answers with input depth: up to ten reference images, extreme aspect ratios from 1:8 to 8:1, and output up to 4K. For a product catalog under deadline, Krea 3’s speed is attractive; for composited scenes and unusual formats, Flux 3 reaches further.
Where they genuinely differ
On a simple "swap the background" edit the two are hard to separate. Push harder — three references, a character that must stay identical, a weird banner ratio — and Flux 3’s reference ceiling and format range start to matter. Push on latency instead — fifty SKU photos that each need one touch-up — and Krea 3’s eight-second turnaround is the story.
Ecosystem, not just the model
Krea 3 is available on krea.ai and via API on fal, Replicate, and ComfyUI partner nodes. Flux 3 in this studio shares a wallet with frontier video models — so a still edited here can be animated in the same workspace. If your pipeline crosses image and video, that consolidation is the real advantage.
Cost and workflow
Krea 3 API pricing starts around $0.03–0.06 per image — cheap at catalog scale. Flux 3 bills in credits with a live estimate before each run, free starter credits on signup, and automatic refunds on failed generations.
FAQ
Flux 3 vs Krea 3 FAQ
Understand the model, prepare better references, and choose a practical approach to your next image.
01Is Flux 3 better than Krea 3?
For reference-heavy work and unusual formats, yes — ten references, 1:8–8:1 ratios, 4K output. For pure edit speed, Krea 3’s sub-8-second turnaround is ahead.
02Which is better for image editing?
Both are editing-first models. Krea 3 wins on latency and regional-edit precision; Flux 3 wins on multi-reference compositing and format range.
03Is Flux 3 free to try?
Yes — new accounts get free starter credits, no card required. Run the bench prompts above and compare with your own Krea 3 results.
04Krea 3 vs Flux 3 for text in images?
Both render short text reliably — labels, headlines, signage. Always review spelling on finals regardless of engine.
05What about pricing?
Krea 3 API runs about $0.03–0.06 per image. Flux 3 bills per render in credits shown before each run — drafting at 1K keeps iteration cheap.
Make the next idea visible
你的下一張圖，只差一句提示詞
Bring a product reference, a character, or a clear headline. Explore a composition, refine the details, and save a version that fits your project.