Gemini Year in Review Prompts

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Lisa Ernst · 25.12.2025 · Tech · 5 min

A year-in-review 2025 as a photo recap for Instagram can be more than just a collection of beautiful pictures. With a consistent series that feels like a continuous film – same look, same person, same visual language – a cohesive image story emerges. This format leverages the strengths of Instagram carousels to present twelve monthly images in a single post.

Introduction & Concept

A year-in-review thrives on recognition. When style, perspective, and color mood remain stable across all images, the eye immediately recognizes the connection. Photo series and film stills utilize this effect: consistency creates recognition, not maximum variety. Carousels sind ideal für dieses zusammenhängende Storytelling, as they make multiple media linearly consumable within one post.

Instagram has expanded the carousel limit to up to 20 photos or videos per post. This allows 12 monthly images to fit into a single post without needing to be shared further. Diese Erweiterung was, among others, by Mosseri auf Threads kommuniziert and by Instagram selbst bestätigt.

Technical Foundations

Before image generation begins, the output format should be determined. For feed posts, common target sizes are 1080×1350 (4:5), 1080×1080 (1:1) oder 1080×566 (1.91:1). . Instagram typically accepts aspect ratios between 4:5 and 1.91:1 for images in the feed and, therefore, also in carousels. Buffer bietet hierzu eine Übersicht.

For a consistent series feel, it is crucial that a carousel adopts the cropping decision of the first slide. Mixing different formats later can appear cluttered or lead to unwanted cropping. Kapwing erklärt die Auswirkungen unterschiedlicher Bildgrößen. . A safe choice for a calm carousel is a uniform 4:5 format. Adobe Express empfiehlt dieses Format.

Instagram continues to experiment with aspect ratios; for instance, 3:4 has been more strongly supported as a photo format. The Verge berichtete über diese Entwicklung. When using new formats, testing with a dummy post is recommended, as the display can vary depending on the surface (feed, grid, preview).

Practical Implementation

The series style is a self-commitment: it remains the same across all 12 images. "50mm" is a useful shorthand, as this focal length creates a natural perspective in photography without strong distortion or an overly flat effect. Bergreen Photography bietet einen Leitfaden zur 50mm-Linse. "Cinematic warm tones" describes a clear color direction with warmer white points and softer contrasts, connecting scenes across different seasons.

Subtle film grain serves as another connecting element. Film Grain refers to the grainy texture of classic film emulsions and can make digital images appear less sterile when used sparingly. Wikipedia erläutert den Begriff Film Grain.

Tips for creating effective prompts for Google Gemini.

Source: be10x.in

Effective prompts are crucial for consistent AI images.

With AI images, the requirement of "Same person, same face, same hairstyle" is often the biggest challenge. Many models achieve similarity through pure text description only to a limited extent. A reference mechanism, if offered by the generator, is more effective here than relying solely on words.

Master Prompt for the 2025 Year in Review

The Master Prompt remains identical across all months. Only the month and scene are adjusted to create a consistent series that can be "swiped through" as a carousel without falling apart.

snippet_1.txt
Create a consistent 12-image New Year recap series.
Style: photorealistic, clean cinematic, warm tones, 50mm, shallow depth of field, subtle film grain,
natural skin, no heavy retouch. Same person, same face, same hairstyle in every image.

Month: [MONTH]
Scene: [SCENE]

Lighting: natural and believable, soft highlights, realistic shadows.
Composition: mid-shot portrait, sharp eyes, gentle background bokeh, consistent framing.

Negative: no text, no watermark, no logo, no extra fingers, no deformed hands.

For Midjourney users, Seeds für reproduzierbar ähnliche Ergebnisse and Character Reference via --cref are useful tools for maintaining the same character across multiple images. In diffusion workflows, for example, via Diffusers, the seed is also the central lever for controlling randomness and achieving reproducible results. Hugging Face bietet Informationen zur Wiederverwendung von Seeds.

Six example months (and how to make them 12)

The following six months serve as a template. The style text remains the same, only the month and scene change. This consistency is key.

snippet_2.txt
Image 1 (January)
Month: January
Scene: winter city walk, soft snowfall, cozy scarf, breath in the cold air.

Image 2 (February)
Month: February
Scene: cozy indoor scene, warm lamp light, hot drink, quiet evening mood.

Image 3 (March)
Scene: early spring street, light jacket, first blossoms, fresh morning sun.

Image 6 (June)
Scene: golden hour outdoors, relaxed smile, warm sunlight, soft bokeh in the background.

Image 10 (October)
Scene: rainy street reflections, moody cinematic look, umbrella, sharp eyes.

Image 12 (December)
Scene: New Year’s Eve midnight moment, fireworks bokeh, toast, warm cinematic glow.

For April, May, July, August, September, and November, the pattern is copied exactly, and a scene is described that concretely reflects the respective month. This means using specific props, weather conditions, lighting, and settings, rather than abstract descriptions. An August image with a lake shore and shimmering midday light is visually more verifiable than "summer vibes."

Multi-stage refinement for true series consistency

Creating a consistent series is more reliably achieved in three passes.

Gemini integration in Google Photos for personalized year-end recaps.

Source: 9to5google.com

Google Photos uses AI for personalized recaps.

In the first pass, the look is fixed. Three to four test images with different scenes but identical style text are generated until the color temperature, contrast, and "lens feel" are right. A set seed allows for comparing variants without each image being "rerolled." Midjourney-Seeds helfen bei der Reproduzierbarkeit.

In the second pass, the person is fixed. If the tool used supports Character Reference, this is the time for it: select a strong reference image and adjust all monthly images to it. Midjourney explicitly documents this via --cref.

Only in the third pass is the month-by-month refinement of details performed: clothing appropriate to the temperature, time of day, typical locations, and small recurring props (e.g., the same jacket in autumn). This creates a series that looks like a lived life, rather than twelve random stock photos.

Publishing & Export

For publication, the aspect ratio should remain strictly the same, as Instagram carousels will otherwise crop and unintentionally cut individual slides. Kapwing erklärt die Wichtigkeit einheitlicher Formate. A safe choice is 1080x1350 (4:5), as it is a standard size for portrait feed posts and takes up a lot of screen space. Adobe Express empfiehlt dieses Format.

Gemini on smartphone: AI-powered photo recaps anytime, anywhere.

Source: eldiariony.com

AI-powered photo recaps are available on mobile.

The 12 slides fit into a single carousel, as Instagram allows up to 20 media items per carousel. The Verge berichtete über die Erweiterung der Carousel-Funktion. The order from January to December should be strictly adhered to in order to make swiping experienceable as a timeline, which is expected for a year-in-review.

When publishing on Zerlo Zerlo the biggest leverage is reusability: the Master Prompt as its own snippet, monthly variants as separate snippets, supplemented by a note on working seeds or reference frames.

Summary

A 2025 year-in-review as a photo recap is convincing when it feels like a single, cohesive series when swiped through. This is not achieved through "more effects" but through a few, consistently maintained constants: a uniform format, a consistent look, a recurring person, and a repeatable prompt framework. The detailed work per month rounds off the result and gives the series a human touch.

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