Architecture Renders AI Generator
Generated on PixelDojo. Produced by PixelDojo's generation pipeline.
Flux 2 Pro is the best default for architecture renders. It gave us the most structurally believable building of the three, at the lowest price of the three, in the shortest time of the three. We sent one brutalist library prompt to Flux 2 Pro, Seedream 5 and QWEN Image Max on August 26, 2026 and kept the first result from each. Flux 2 Pro charged 1.5 credits and came back in about 17 seconds. Seedream 5 charged 2.5 credits and took about 209 seconds, but returned a 2816 by 1584 pixel frame with far more scene around the building. QWEN Image Max charged 2 credits, finished in about 21 seconds, and was the only one that put readable bookshelves behind the windows. Below is what each one actually produced, ranked, with the case for skipping it.
Side-by-side, same prompt
Every model below ran the identical prompt on PixelDojo so the outputs are directly comparable: “Brutalist concrete library at golden hour, long dramatic shadows, a cyclist passing in the foreground, architectural photography”
Flux 2 Pro
17sCleanest geometry of the three, with board-formed concrete, straight verticals and a raking sunline across the massing. 1.5 credits, about 17 seconds.
Seedream 5
209sThe hero frame. Sun flare through the massing, a reflecting pool, a lit interior, and 2816 by 1584 pixels. 2.5 credits, about 209 seconds.
QWEN Image Max
21sThe most literal read of the brief. It is the only one where the building is visibly a library, with book spines behind every window band. 2 credits, about 21 seconds.
The ranking, and why each model landed there
1. Flux 2 Pro, 1.5 credits, about 17 seconds
This is the one an architect would recognise. Flux 2 Pro built a set of cantilevered concrete masses that stack and overhang in ways that resolve structurally, with a deep undercroft on the ground floor carried on angled piers. Verticals stay vertical across the frame, which is the single thing most models get wrong on a building. The concrete carries board-form seams and faint tie-hole marks, and the low sun splits the massing into a warm lit face and a cool shadowed face, which is the light architectural photographers wait for. The cyclist is small, silhouetted, and motion blurred as the wheels pass, which is how a real photographer uses a foreground figure for scale. It was also the cheapest and the fastest of the three, so iterating on the prompt costs the least here. Skip it if you need a wide frame, because our result came back square at 1008 by 1008 pixels.
2. Seedream 5, 2.5 credits, about 209 seconds
Seedream 5 did not render a building so much as stage a scene. The sun flares through a gap in the concrete massing, pink and gold cloud fills the upper third, a reflecting pool with stepping stones sits across the foreground, and the ground floor glazing is lit from inside with shelving and reading tables visible behind it. Trees frame the right edge. The cyclist crosses in front of the pool and throws a long shadow toward the camera, which is the most literal reading of the long dramatic shadows instruction of the three. It arrived at 2816 by 1584 pixels, roughly four and a half times the pixel count of the Flux 2 Pro frame, so it is the only one of the three you could put on a board at size without upscaling. The tradeoff is that the geometry is expressive rather than buildable, with beams and fins that read as sculpture more than as structure. Skip it if you are working iteratively, because 209 seconds per attempt adds up fast.
3. QWEN Image Max, 2 credits, about 21 seconds
QWEN Image Max was the only model that answered the word library. It produced a three storey corner-on block in board-marked concrete with banded ribbon windows on every floor, and behind each band there are real bookshelves with coloured spines, plus a full height stack visible at ground level. The massing is plain and plausible, the kind of civic building that actually exists in a lot of university towns. A large tree shadow falls across the facade, which is nice but is doing the work the golden hour raking light was supposed to do, so the light is warmer than it is dramatic. The frame came back at 1664 by 928 pixels, wider than the Flux 2 Pro square. The weak point is the figure. Our cyclist is the least convincing of the three, with an awkward posture and a bike frame that does not fully resolve. Skip it if people or vehicles are prominent in the shot.
One prompt, three models, one day. 1.5 credits and 17 seconds at the cheap end, 2.5 credits and 209 seconds at the expensive end.
Why Choose Pixel Dojo for Architecture Renders
Professional-quality results with cutting-edge AI technology
Ranked on what we saw, not on spec sheets
Same prompt, same day, first result kept from each model. The order reflects structural believability first, then price, then how long we waited.
Every price here is the charge, not an estimate
Flux 2 Pro 1.5 credits, QWEN Image Max 2 credits, Seedream 5 2.5 credits. Testing all three cost 6 credits in total.
One account, one key, all three
The three models sit in the same catalog and answer the same API request shape, so switching between them is a one string change.
How It Works
How we ran the test, so you can repeat it:
Write one prompt that names the light and the scale figure
We used a single line asking for a brutalist concrete library at golden hour, long dramatic shadows, and a cyclist passing in the foreground, in an architectural photography style. The scale figure is what separates a render from a massing study.
Send it to each model unchanged, at default settings
No per model tuning, no seed, no retries. Whatever each model does with a plain prompt is what you get on your first attempt too, which is the honest comparison.
Time the request and keep the first result
We timed from submission to the finished file and recorded the charge. Flux 2 Pro 1.5 credits in about 17 seconds, QWEN Image Max 2 credits in about 21 seconds, Seedream 5 2.5 credits in about 209 seconds.
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Common Questions
Everything you need to know about Architecture Renders
Which AI model is best for architecture renders?
Flux 2 Pro on this test. It produced the most structurally believable building, kept verticals straight, and cost 1.5 credits in about 17 seconds. Pick Seedream 5 instead when you need a large, dramatic hero frame, and QWEN Image Max when the building's function has to be readable from the outside.
What did the three models cost to compare?
6 credits total on August 26, 2026. Flux 2 Pro charged 1.5 credits, QWEN Image Max 2 credits, and Seedream 5 2.5 credits, one image each at each model's default settings.
Which one gives the highest resolution?
Seedream 5 by a wide margin. Its frame arrived at 2816 by 1584 pixels against 1664 by 928 for QWEN Image Max and 1008 by 1008 for Flux 2 Pro. That is the main thing the extra 1 credit and the longer wait buy you.
Why was Seedream 5 so much slower?
It ran past the 30 second sync window and finished as an async job at about 209 seconds. Turnaround moves with queue load on any model, so treat these figures as a same day snapshot rather than a guarantee. The credit price does not change with the wait.
Can I generate architecture renders through the API?
Yes. POST to /api/v1/models/flux-2-pro/run, /api/v1/models/seedream-5/run or /api/v1/models/qwen-image-max/run with your API key and a prompt. Same key, same request shape, so you can benchmark all three from one script.
How do I get a wider frame out of Flux 2 Pro?
Set the aspect ratio on the request. Our test used defaults and came back square at 1008 by 1008 pixels, which is a settings result rather than a limit of the model.