Probably GPT Image (in ChatGPT)

A studio product photograph of a matte-black insulated coffee flask on a light grey seamless background, soft top-left key light, subtle reflection under the flask, no text, no watermark, e-commerce quality.

Pass 1 (A first): Both meet the prompt well; Image 1 has slightly better lighting gradient and composition with more natural top-left key light, though flip-cap design resembles bottle more than flask. Image 2 is classic flask shape but flatter lighting. | Pass 2 (B first): Both fit the brief; image 2 looks more like a classic insulated flask with better lighting gradient and subtle reflection, though it resembles a water bottle with handle/straw. Image 1 is clean but shadow is harsher and lighting flatter.

A pair of white running shoes on a wet city pavement at dawn, shallow depth of field, natural morning light, photorealistic, no people, no text.

Pass 1 (A first): Image 1 shoes are dirty, not clean white as requested. Image 2 shows cleaner white shoes, nicer dawn light, wet reflective pavement, better composition and aesthetic appeal, though pavement is more concrete than asphalt. | Pass 2 (B first): Image 2 shows more convincing wet pavement texture, natural dawn lighting, and realistic photographic quality. Image 1 has smoother, slightly artificial-looking shoes and less convincing wetness. Both lack text/people as required. Image 2's Nike logo isn't legible text, acceptable.

A minimalist concert poster with the exact text "MIDNIGHT ORCHARD — 14 AUGUST — ROUNDHOUSE" in a clean sans-serif, dark navy background, a single stylised pear illustration, Swiss design style.

Pass 1 (A first): Image 1 has cleaner Swiss minimalism with flat pear icon and correct text hierarchy including em-dashes; Image 2's textured pear is less minimalist/Swiss and lacks em-dash format, though still visually appealing. | Pass 2 (B first): Image 2 has correct minimalist Swiss style, cleaner text layout matching exact requested text with em-dashes, and simpler stylised pear. Image 1's pear is textured/realistic, less Swiss-minimalist, and text is split awkwardly without dash format.

A photorealistic wooden café sandwich board on a cobbled street reading exactly "TODAY'S SOUP: TOMATO & BASIL £4.50" in white chalk handwriting.

Pass 1 (A first): Both accurately show text and cobblestone street. Image 1 has richer context, café setting, better lighting and composition. Image 2 is clean but simpler background, slightly less photorealistic charm. | Pass 2 (B first): Image 1 has exact matching text including all elements. Image 2 omits some text formatting and appears more cropped, though scene context is richer. Image 1 is cleaner and more accurate to prompt.

A flat vector-style illustration of a woman watering a giant potted monstera plant on an apartment balcony, warm sunset palette (coral, amber, deep teal), clean shapes, no gradients, no text.

Pass 1 (A first): Image 2 has cleaner flat shapes, no gradients, better cohesive palette matching prompt. Image 1 has gradient shading in sky/plants violating 'no gradients' constraint, though both similarly adhere to composition. | Pass 2 (B first): Image 1 has cleaner flat shapes, no gradients, better color palette matching prompt (coral, amber, teal). Image 2 has visible gradients in sky and lighting effects, violating 'no gradients' constraint.

A children's picture-book illustration of a small red fox in a yellow raincoat sharing an umbrella with a hedgehog at a rainy bus stop, soft watercolour texture, gentle and warm, no text.

Pass 1 (A first): Image1 includes text ('BUS STOP', signage) violating no-text constraint, capping its score. Image2 has no text, warmer composition, gentle watercolor style, and better matches prompt overall. | Pass 2 (B first): Image 1 has yellow raincoat as requested, gentle warm watercolor, no text. Image 2 has text ('BUS STOP') violating no-text constraint and umbrella is yellow not distinct from coat, less adherence overall despite charm.

A photorealistic portrait of an elderly fisherman with weathered skin mending a green fishing net at golden hour, 85mm lens look, sharp eyes, softly blurred harbour background.

Pass 1 (A first): Image 1 has sharper eyes, better golden hour lighting, richer harbour bokeh, more convincing net-mending action. Image 2 is decent but eyes less sharp, lighting flatter, hands less engaged with net detail. | Pass 2 (B first): Image 1 better matches the 85mm close-up look with softly blurred harbour background and sharp eyes, per prompt. Image 2 has sharp background boats, contradicting the requested blur, though technically strong and detailed.

A photorealistic interior of a small Tokyo ramen bar at night, steam rising from bowls, warm lantern light, two empty stools in the foreground, rain visible through the window.

Pass 1 (A first): Image 2 matches prompt better with empty foreground stools, steam, rain visible, warm lantern light. Image 1 has stools occupied by people, contradicting 'empty stools' requirement, though technically detailed. Image 2 has cleaner composition and mood. | Pass 2 (B first): Image 1 shows empty stools as requested with steam, rain, lanterns; Image 2 has occupied stools, contradicting 'empty stools' requirement, though it's atmospheric and detailed. Image 1 better adheres to prompt with more coherent composition.

A clean business infographic showing a 4-step process labelled exactly "1. Capture 2. Sort 3. Review 4. Ship" as connected rounded boxes, left to right, corporate blue and white palette, flat design.

Pass 1 (A first): Image 1 has richer, more polished corporate design with icons, arrows, and clear labeling matching the exact text; Image 2 is cleaner but simpler, less detailed, with plain title-less layout. Both meet text requirement, but Image 1 offers stronger visual appeal and completeness. | Pass 2 (B first): Image 1 matches the clean, minimal flat-design request precisely with correct text, simple icons, and clear arrows. Image 2 is more cluttered, adds extra unrequested text/title, deviating from 'clean' minimal brief despite polished visuals.

A simple instructional diagram showing how to fold a paper crane in 6 numbered steps, line-art style, black lines on white, each step clearly separated in a 3x2 grid.

Pass 1 (A first): Both show 3x2 grids with numbered steps in clean line-art. Image 2 has clearer, cleaner progression resembling actual crane folding sequence and ends with recognizable crane. Image 1's step 6 shows two separate cranes, less consistent with single sequence. | Pass 2 (B first): Both show clean 3x2 grids with line-art steps and final crane. Image 1 has clearer, more logical progression and cleaner final crane shape. Image 2's final step shows two cranes which slightly deviates from single instructional flow.