Photoreal

FLUX Dev

Balanced quality and speed

FLUX Dev hits the daily-content sweet spot, higher fidelity than FLUX Schnell, lower cost than FLUX 2 Pro. The go-to model for creators who post every day.

Daily useMarketingSocial

Free to start. No credit card required.

See pricing

Cost per image

2 credits

Free renders

~50 on free plan

Watermark

None on paid plans; free downloads carry a small FluxNote.io mark

Animate to video

1-click, 5-10s

What is FLUX Dev?

FLUX Dev hits the daily-content sweet spot, higher fidelity than FLUX Schnell, lower cost than FLUX 2 Pro. The go-to model for creators who post every day.

FLUX Dev is a photoreal AI image model built for commercial-grade output: product photography with accurate studio lighting, editorial portraits with natural skin tones and depth of field, lifestyle scenes with believable environmental detail, and brand campaign keyart that holds up at print scale. Where most AI image generators produce images that are technically impressive but visually "off", plastic-looking skin, uncanny lighting, impossible geometry, FLUX Dev is specifically tuned to render the subtle imperfections that make images feel real: a slight shadow under a jawline, a specular highlight on a wet surface, the gentle color bleed of a backlit subject.

From a technical standpoint, FLUX Dev generates at up to Up to 1536×1536 across All standard ratios. Generation time is 5-9 seconds, making it viable for both rapid iteration workflows and production-grade final renders. The model is strongest on prompts that specify three things: a clear subject, a lighting setup, and a camera or lens reference. "Product on marble countertop, soft window light, shallow depth of field" will consistently outperform "product photo", the more specific the visual context, the closer FLUX Dev tracks to professional output.

On FluxNote, FLUX Dev costs 2 credits per image. The free plan includes 100 credits per month, enough for 50 FLUX Dev renders with no credit card and no watermark. Paid Stripe plans start at $20 month to month, with lower monthly equivalents on quarterly and annual billing, and scale up to 45,000 credits a month on Ultra without changing how the model or the interface works. FLUX Dev sits alongside 18 other image models in the same dashboard; switching to a different model for a different job is a single click, no separate subscription required.

Every FLUX Dev output has a one-click animate button. FluxNote sends the still to one of its AI video models, such as Veo 3, Kling 3.0, Runway Gen-4 or Seedance 2.0, and returns a 5-10 second clip. This image-to-video workflow is particularly useful for ad creatives (static images animate well for story and feed placements), social content (a single FLUX Dev image can become a TikTok, Reel, and YouTube Short), and product showcases (slow camera moves around a product image that isn't technically a 3D model).

For most workflows, FLUX Dev works best as part of a multi-model pipeline: generate concepts fast with FLUX Schnell or Gemini Flash 2.5 at 1-4 credits per image, switch to FLUX Dev for the final render, then run the result through FLUX Kontext Edit for last-mile corrections, or Nucleus Image if you need a 2× or 4× upscale for print. All of these models are available under the same FluxNote subscription, there's no additional charge to access other models.

Spec sheet

Hard numbers, what FLUX Dev accepts and what it produces.

Resolution

Up to 1536×1536

Generation time

5-9 seconds

Aspect ratios

All standard ratios

Inputs

Text-to-image

Real outputs from FLUX Dev

12 samples generated by FluxNote users. Hover any image to read the prompt.

shoe on beach at sunset, cinematic lighting

man holding a white sneaker, influencer product ad

FLUX Dev: strengths & limitations

An honest picture of what FLUX Dev does well, and where it doesn't. Use this to decide whether to pick FLUX Dev or one of FluxNote's 18 other image models for a given job.

Strengths

Best speed-to-quality ratio for daily creators, sharper than FLUX Schnell, faster than FLUX 2 Pro.
Strong on natural skin and product textures.
Reliable hand anatomy in standard poses.

Limitations

Not as detailed as FLUX 2 Pro for hero shots; not as cheap as FLUX Schnell for high-volume drafts.
Best for the daily middle ground, pick FLUX Schnell or FLUX 2 Pro for the extremes.

Photoreal

Try FLUX Dev yourself

FLUX Dev costs 2 credits per image. Free downloads carry a small FluxNote.io mark; paid plans download without it.

3 ways creators use FLUX Dev

Real-world workflows we see most often in the FluxNote dashboard.

Daily social calendar

Scenario:You run a brand social account that posts once a day and needs polished but not-overworked imagery.

Walkthrough:FLUX Dev hits the daily-content sweet spot, render and post in under a minute.

Newsletter headers

Scenario:Weekly newsletter with a unique illustrated/photoreal header per send.

Walkthrough:One prompt per week, render at 16:9, drop into the email template, under 3 credits weekly.

Quick-turn paid social

Scenario:Performance marketer iterating on 6 ad creatives per day for testing.

Walkthrough:Pop out 6 variations on FLUX Dev, push to the ad platform within the hour.

Prompt examples that work with FLUX Dev

Copy-paste any of these prompts into the FLUX Dev model to get a result close to the example.

Daily social

minimalist desk setup with notebook and pen, soft morning light, top-down view

Ad creative

young couple smiling at smartphone, casual outdoor setting, warm tones, 16:9 ad-ready

Newsletter

abstract illustration of growth and progress, soft gradient palette, simple shapes

How to get the best results from FLUX Dev

Prompt strategies that consistently improve output quality, based on how FLUX Dev was trained and what it responds to.

Be specific about lighting

Instead of "product photo", try "product on white marble, soft diffused window light from the left, slight shadow on the right, 85mm lens perspective". Lighting direction and quality are the single biggest driver of FLUX Dev's realism.

Name the camera or lens

"35mm film grain", "85mm portrait lens", "macro lens close-up", "wide-angle environmental shot", FLUX Dev was trained on a corpus that includes photography metadata. Camera/lens references activate a different distribution of outputs than generic prompts.

Describe what's NOT in the frame

Adding "no text, no watermark, no border, clean background" prevents FLUX Dev from adding visual clutter that wasn't requested. Negative constraints are especially useful for product photography and editorial portraits.

Use aspect ratio to guide composition

FLUX Dev adapts composition to the requested aspect ratio. For a 9:16 vertical, it naturally produces portrait-style framing. For 16:9, it composes for landscape. Choosing the right ratio before prompting, rather than cropping after, gives you better compositions and less wasted generation.

Iterate on the seed before changing the prompt

When FLUX Dev produces a near-miss result, try regenerating with a different seed before rewriting the prompt. 80% of the time, the issue is randomness, not prompt direction. Changing the seed with the same prompt often produces the version you were looking for.

Specify the subject's relationship to the camera

"Direct eye contact with camera", "three-quarter profile, looking left", "candid moment, subject unaware of camera", FLUX Dev responds to gaze direction and subject awareness cues that most prompts ignore, but that make a significant difference to the emotional read of a portrait.

Reference a photography genre

"Editorial fashion photography", "e-commerce product shot on white", "lifestyle brand photography", "documentary street photo", genre labels activate photographic conventions (color grading, depth of field, composition norms) that would take dozens of words to describe explicitly.

FLUX Dev vs other FluxNote models

Quick reference for picking the right model, every alternative below ships in the same FluxNote subscription.

vs FLUX Schnell

FLUX Dev is sharper for the same workflow; FLUX Schnell is cheaper for high-volume.

vs FLUX 2 Pro

FLUX Dev is the daily workhorse; FLUX 2 Pro is the hero-shot model.

How to generate with FLUX Dev

Four steps from prompt to publish-ready output. Total time: under 9 seconds.

STEP 01

Open the image studio

Sign in to FluxNote (free, no card). Open AI Image Studio from the sidebar and pick FLUX Dev from the model selector. Your free plan starts with 100 credits/month so you can run real renders before paying anything.

STEP 02

Write your prompt

Describe the image in plain English. FLUX Dev responds best to specific details, subject, setting, lighting, lens, mood. It's tuned for daily use, marketing, social, but it handles general-purpose prompts too. If your prompt is short, FluxNote's built-in prompt assistant can expand it for you in one click.

STEP 03

Pick aspect ratio and style

Choose 1:1, 9:16, 16:9, 4:5, or 3:2 to match your destination, TikTok, Instagram, YouTube thumbnail, blog hero, print. Add an optional style preset (cinematic, anime, photoreal, painterly, etc.) to bias the output. Premium aspect ratios like 21:9 unlock on the Pro plan.

STEP 04

Generate, refine, animate

Hit generate. FLUX Dev typically renders in 5-9 seconds. Iterate on the prompt or seed to dial it in, then export full-resolution PNG with no watermark. Want it animated? Click the animate button to turn the still into a 5-10 second video clip in the same dashboard, no separate tool required.

Why creators pick FluxNote for FLUX Dev

FLUX Dev is one of 19 image models on FluxNote. One subscription unlocks them all.

One subscription covers FLUX Dev plus 18 other AI image models, FLUX 2 Pro, FLUX PuLID, FLUX Kontext Edit, Seedream 3, Gemini Flash 2.5, FLUX Schnell, and more. No per-model paywalls and no separate logins for each provider.

100 free credits per month, no credit card required to start. FLUX Dev costs 2 credits per image, that's around 50 free renders on the free plan alone.

Zero watermark on every plan including free. Your FLUX Dev images export as clean full-resolution PNG, ready for paid social, print, or anywhere else.

Animate any FLUX Dev output into a 5-10 second video clip with one click. Useful for ads, story posts, reel openers, and YouTube thumbnails, the animation cost is metered separately and starts at 6 credits.

Built-in prompt assistant, batch generation, image-to-image variations, and a reusable prompt library. You don't need to memorize prompt syntax, paste a rough idea and FluxNote refines it.

Reusable seed and style controls, lock the visual direction once, regenerate variants without losing it. FLUX Dev respects seed control like the underlying API does.

Private by default. Outputs are visible only to your account unless you publish them to the showcase. We never sell or share your prompts and reference images.

FLUX Dev FAQ

The 10 questions creators ask most often before switching to FLUX Dev.

Is FLUX Dev free on FluxNote?

Yes, every FluxNote plan including the free tier (100 credits/month) can generate with FLUX Dev. Each generation costs 2 credits, so the free tier covers around 50 renders per month with no credit card required.

What is FLUX Dev best for?

Daily use, Marketing, Social. FLUX Dev hits the daily-content sweet spot, higher fidelity than FLUX Schnell, lower cost than FLUX 2 Pro. The go-to model for creators who post every day. If your project is specifically commercial-print or hero-creative work, you may want to pair it with one of FluxNote's premium models (FLUX 2 Max, Imagen 4 Fast, Seedream 4) for the final render.

Does FLUX Dev add a watermark?

No. FluxNote does not watermark any output, on any plan, including free. Every FLUX Dev image exports as a clean full-resolution PNG that you can use commercially without attribution.

Can I use FLUX Dev commercially?

Yes. FluxNote grants commercial usage rights on outputs from every model including FLUX Dev. You can use the images in ads, products, books, and merchandise. As with any AI generation, double-check that the prompt and output don't reproduce protected likenesses or trademarks.

What input does FLUX Dev need?

Text-to-image. Most prompts are 1-4 sentences describing subject, setting, lighting, and mood, FluxNote's prompt assistant can expand short prompts in one click.

Can I turn a FLUX Dev image into a video?

Yes, every FLUX Dev output has a one-click animate button. FluxNote will generate a 5-10 second video clip from your still using one of the AI video models (Runway Gen-4, Kling, Veo 3, Seedance). Pick the model from the animate dropdown; the credit cost depends on the model and the clip length.

What resolutions can FLUX Dev export?

Up to 1536×1536. Free plan exports the same resolution as paid plans, there is no quality gating. If you need print-grade resolution, run the result through Nucleus afterwards to upscale 2× or 4× without losing detail.

Is my data private?

Yes. Reference photos and prompts are visible only to your account. We do not sell prompts, do not train on your inputs, and you can delete generated images at any time from your library. Identity-locked models (FLUX PuLID) embed reference photos privately and you can purge embeddings on request.

FLUX Dev vs other AI image models, when should I pick it?

Use FLUX Dev when daily use, marketing, social matter most. Compared to FLUX Schnell, flux dev is sharper for the same workflow; flux schnell is cheaper for high-volume. Compared to FLUX 2 Pro, flux dev is the daily workhorse; flux 2 pro is the hero-shot model. For an everyday default, most creators pick FLUX Schnell or Gemini Flash 2.5; for hero work, FLUX 2 Max or Seedream 4; for identity, FLUX PuLID; for targeted edits, FLUX Kontext Edit.

Do I need to install anything?

No. FluxNote runs in any modern browser, Chrome, Firefox, Safari, Edge, on desktop and mobile. There is no install, no GPU requirement, and no waiting in line. Your library, prompts, and outputs sync across devices automatically.