Head to head: Bytedance Seedream V4.5 Edit vs Krea 3 Edit
Bytedance Seedream V4.5 Edit vs Krea 3 Edit
By Ryan Merket · Published
Eight image-editing tasks put two different strengths under pressure: emotional storytelling and photorealistic detail on one side, precise composition and constraint-following on the other. The prompts range from a flour-dusted kitchen portrait to a tightly restricted Bauhaus poster.
Krea 3 Edit takes this matchup decisively: it scores **63.8 to Seedream’s 54.7**, wins six of eight tasks, and leads with **limited confidence**. The gap shows up less in any one flashy image than in Krea’s steadier handling of composition, text, and explicit constraints across very different briefs. Krea’s clearest wins are the tasks that reward control. Its Pier 19 kiosk better respects the restricted palette while keeping the vendor, oysters, striped cups, and signage legible. It also makes the chrome-teapot reflections easier to read, gives the reading nook a more complete frame without prohibited objects, and delivers cleaner one-point perspective in the library. Its campsite illustration stays closer to the four-color brief, while the “KARO 27” poster has the more disciplined Bauhaus layout and readable typography. Seedream earns its two wins where mood and material realism matter most. In “Relief at Inspection,” it gets the intimate chest-up framing and shaky, relieved half-laugh that Krea’s wider, more tearful portrait misses. Its cabin breakfast also feels more convincingly lived-in, with stronger winter light, steam, aged surfaces, and syrup detail—even though the skillet is cropped. **The call: Krea 3 Edit wins on repeatable execution.** Seedream can make the more affecting or tactile image, but Krea is more dependable when a brief demands several elements, a controlled composition, or exact visual constraints at once.
Relief at Inspection
A close, emotionally focused portrait of a young pastry chef in a white paper cap at the exact moment of visible relief after hearing that her quince-glazed mille-feuille passed a brutal inspection, framed 16:9 from chest up in the prep kitchen doorway; flour dust on her navy apron, one hand still gripping a offset spatula, eyes glossy, eyebrows released, mouth open in a shaky half-laugh, shoulders dropping, and tension visibly leaving her face; realistic skin detail, expressive micro-muscles, shallow depth of field, and cool fluorescent kitchen light mixed with warm spill from the bakery case.
OpenAI: GPT-6 Luna: Model A closely matches the chest-up, emotionally focused doorway portrait, with the glossy-eyed half-laugh, flour-dusted navy apron, spatula, and warm-and-cool kitchen lighting all clearly present. Model B includes the chef and key props, but its wider framing and more overtly tearful expression miss the requested intimate moment of relief. (Second judge pass, order swapped — scores are the average of both: Model A captures the specified shaky, relieved half-laugh much more clearly while retain | Anthropic: Claude Fable 5.1: Model A delivers the requested close chest-up p…
Harbor Kiosk Palette
A watercolor illustration of a tiny midnight oyster-and-soda kiosk on Pier 19 after rain, shown in 16:9 from a slightly elevated three-quarter view, with one vendor arranging crushed ice around six oysters and two striped paper cups; the entire image must be restricted exactly to the named color palette 'Deep Teal, Tarnished Gold, Fog Gray, Bone White, and Oxblood' with no stray colors whatsoever, including highlights, shadows, reflections, skin, signage, and background sky; crisp shapes, delicate brush texture, and strong palette discipline.
OpenAI: GPT-6 Luna: Model B better follows the restricted palette and clearly depicts the rainy Pier 19 kiosk, vendor, six oysters, and two striped cups with readable signage. Model A has appealing watercolor detail, but stray skin and lighting colors, crowded framing, and garbled sign text weaken adherence. (Second judge pass, order swapped — scores are the average of both: Model B captures the midnight, rain-slick Pier 19 kiosk in a clear elevated three-quarter view, with the vendor, oysters, two striped cups, an | Anthropic: Claude Fable 5.1: Model B nails the brief: a genuinely midnight s…
Reflections & glass
A photorealistic close-up of a chrome teapot on a polished dark marble counter next to a glass of water; the window and a red apple on the counter must be correctly reflected in BOTH the chrome and the water's surface, dramatic side light, 16:9.
OpenAI: GPT-6 Luna: Model B more clearly shows the red apple and window reflected in the chrome, with the apple and glass also fully visible on the counter. Model A has more dramatic lighting, but neither image clearly shows both required reflections on the water’s surface. (Second judge pass, order swapped — scores are the average of both: Model B more closely matches the requested chrome teapot and clearly shows the window and apple reflected in its surface, while Model A depicts a glass teapot instead of chrome. | Anthropic: Claude Fable 5.1: Model A is more dramatic and cinematic but has…
Negation
A cozy reading nook with an armchair, a stack of books, and a mug of tea by a window — with absolutely NO plants, NO lamps, and NO artwork or picture frames anywhere in the frame. Warm afternoon light, 16:9.
OpenAI: GPT-6 Luna: Model B presents the complete reading nook more clearly, with the armchair, stacked books, tea, and window all visible and no prohibited items. Model A has especially inviting golden light, but its tight crop makes the chair less prominent and the books and mug dominate the scene. (Second judge pass, order swapped — scores are the average of both: Model B clearly shows the complete cozy reading nook with an armchair, books, tea, and warm window light while avoiding all prohibited items. Model A | Anthropic: Claude Fable 5.1: Both correctly omit plants, lamps, and artwork w…
Cabin Breakfast Realism
A photorealistic 16:9 morning scene inside a narrow cedar lakeside cabin: a cast-iron skillet of blueberry buckwheat pancakes sits on a scarred oak table beside a dented stainless moka pot, a wool cardigan draped over one chair, and a woman’s hand reaching in to pour maple syrup; cold winter sunlight enters from a frosted window at frame left, producing believable soft shadows, subtle bounced light, steam, and physically convincing materials—brushed metal, seasoned wood, ceramic glaze, woven fabric, skin translucency, and sticky syrup sheen—with natural lens perspective and no stylization.
OpenAI: GPT-6 Luna: Model A delivers more convincing cabin light, steam, aged materials, and syrup-pouring detail, though the skillet is cropped at the frame edge. Model B arranges the requested objects clearly, but feels more staged and less natural overall. (Second judge pass, order swapped — scores are the average of both: Model B includes the requested objects clearly, but Model A feels more convincingly photorealistic, with especially effective winter light, steam, and material detail. Model A’s skillet is cro | Anthropic: Claude Fable 5.1: Model A delivers nearly every requested element…
Perspective & scale
A photorealistic one-point-perspective shot down a long empty library aisle, shelves receding to a single vanishing point, books getting consistently smaller with distance and nothing warped or wrongly sized, warm overhead light, 16:9.
OpenAI: GPT-6 Luna: Model B presents a clearer, more symmetrical one-point perspective, with shelves and books consistently receding toward a single vanishing point. Model A has appealing warm lighting, but its strong foreground blur and oversized, cropped shelves make the perspective and scale less clear. (Second judge pass, order swapped — scores are the average of both: Model B presents a clear, symmetrical one-point perspective with consistently receding shelves and books, an empty aisle, and warm overhead ligh | Anthropic: Claude Fable 5.1: Model A delivers a more convincingly photograph…
Restricted palette
A flat-vector illustration of a mountain campsite at dusk using ONLY four colors — cream, burnt orange, teal, and charcoal — with no gradients and no stray off-palette colors, balanced composition, 16:9.
OpenAI: GPT-6 Luna: Model B presents a clear, balanced campsite scene in a crisp flat-vector style and stays close to the four-color palette. Model A has a dramatic mountain setting, but its gradients and crowded, distorted foreground conflict with the restricted-palette and clean-illustration requirements. (Second judge pass, order swapped — scores are the average of both: Model B presents a clear, balanced campsite scene in a mostly four-color flat-vector style, though the sky has slight tonal variation. Model A | Anthropic: Claude Fable 5.1: Model A is more detailed and polished-looking bu…
Bauhaus Tonic Poster
A faithful Bauhaus-style poster advertising a fictional bitter orange tonic called 'KARO 27', composed in 16:9 with a tall bottle, a sliced orange, and a single tumbler arranged as bold geometric forms; use asymmetrical layout, sans-serif typography, circles, bars, and diagonal structure, with flat planes of color, restrained palette, sharp edges, and disciplined modernist design logic typical of Bauhaus print graphics from the late 1920s, while keeping the beverage subject unmistakably clear and central.
OpenAI: GPT-6 Luna: Model B presents a more disciplined, historically convincing Bauhaus poster, with legible KARO 27 typography and a clear geometric orange-and-glass arrangement, though the bottle is somewhat abstract. Model A includes all the requested subject elements, but oversized cropped shapes and a text error make the composition feel less controlled. (Second judge pass, order swapped — scores are the average of both: Model B presents a clear, disciplined Bauhaus-inspired poster with legible “KARO 27” typo | Anthropic: Claude Fable 5.1: Model B convincingly reproduces late-1920s Bauh…
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