Free AI Prompt Library - ChatGPT, Claude, Gemini

Perplexity Prompt for Creating Illustrations

Perplexity AI stands out from other AI assistants with its unique ability to combine real-time web search and content generation. For illustration creation, this tool becomes a valuable ally: it can analyze current visual trends, draw inspiration from referenced artistic styles, and produce extremely detailed illustration descriptions that you can then use with image generators like Midjourney, DALL-E, or Stable Diffusion. Unlike a simple prompt generator, Perplexity enriches its suggestions with verified contextual data, ensuring consistent and culturally relevant visual descriptions. Whether you are a graphic designer seeking inspiration, an entrepreneur creating visuals for your brand, or a teacher illustrating a lesson, Perplexity allows you to transform a vague idea into a complete visual brief. The approach involves guiding the AI with precise parameters — artistic style, color palette, composition, mood — to obtain illustration descriptions ready to be generated by any AI visual creation tool. Discover how to structure your prompts for professional results every time.

Prompt ChatGPT for Creating YouTube Thumbnails

YouTube thumbnails are the first visual element your viewers see before clicking on a video. An eye-catching thumbnail can make the difference between a skipped video and viral content. ChatGPT becomes a powerful ally for designing impactful thumbnails by helping you structure your visual ideas, generate creative concepts, and write hook text that maximizes click-through rate. Whether you're a beginner creator or an experienced YouTuber, using ChatGPT to brainstorm and plan your thumbnails saves you considerable time while maintaining visual consistency across your channel. The AI can analyze trends in your niche, suggest proven visual compositions, propose optimal color palettes, and formulate short texts with strong emotional impact. By combining ChatGPT with graphic design tools like Canva, Photoshop, or AI image generators, you get a complete workflow to produce professional thumbnails that stand out in the YouTube feed. Discover how to transform your ideas into irresistible thumbnails using optimized prompts.

DALL-E Prompt to Create Instagram Stories

Instagram stories have become an essential communication channel for brands, content creators, and entrepreneurs. With over 500 million daily users, this ephemeral vertical format demands striking visuals capable of grabbing attention in under two seconds. DALL-E, the artificial intelligence image generator developed by OpenAI, is revolutionizing the creation of these visuals by making it possible to produce custom images without graphic design skills. Whether you want to illustrate a promotion, tell a brand story, or create a cohesive visual series, DALL-E lets you generate visuals in 9:16 format perfectly suited for stories. The main challenge lies in formulating the prompt: a well-structured prompt produces professional and engaging images, while a vague prompt yields generic and unusable results. In this guide, you will discover optimized prompts for creating Instagram stories that capture attention, reinforce your visual identity, and generate engagement. Each variant is designed for a different level of expertise, from the beginner wanting quick results to the expert seeking total creative control over every detail of their visuals.

Prompt Claude to Create a Brand Style Guide

Creating a coherent and professional brand style guide is a strategic exercise that goes far beyond simply choosing colors. It defines the complete visual identity of a brand: color palette, typography, logo usage rules, spacing, iconography, and overall visual tone. Traditionally entrusted to branding agencies, this task can now be greatly accelerated thanks to Claude. By providing precise context about your brand — its values, positioning, target audience, and industry — Claude generates a structured style guide with well-argued recommendations for each visual element. It proposes precise hex codes, harmonious typographic pairings, spacing rules, and clear usage guidelines. Claude particularly excels at justifying each graphic choice in relation to brand strategy, allowing you to obtain not only an operational document but also an internal communication tool explaining the why behind each visual decision. Whether you are launching a new brand or modernizing an existing identity, Claude structures your thinking and produces a deliverable directly usable by your designers.

Stable Diffusion Prompt to Create a Media Kit

A professional media kit is an essential tool for any content creator, influencer or business wishing to present their statistics, visual identity and collaboration offers. With Stable Diffusion, you can generate custom visuals to create a striking media kit: elegant backgrounds, stylish layouts, custom icons and graphic elements consistent with your brand image. Instead of starting from a generic template, AI allows you to create unique visual assets that truly reflect your universe. Whether you need a sophisticated header, mockups for your social networks, or thematic illustrations, Stable Diffusion transforms your text descriptions into high-quality visuals ready to be integrated into your document. This guide provides optimized prompts to generate each visual component of your media kit, from page backgrounds to decorative elements, including banners and graphic dividers. You will learn how to phrase your instructions to obtain professional, coherent results tailored to your personal brand guidelines.

Gemini Prompt for Generating Advertising Visuals

Generating advertising visuals is one of the most powerful use cases for Gemini. With its advanced multimodal capabilities, Gemini allows you to create impactful ad images in seconds, where a designer would take hours. Whether you are a marketing manager, entrepreneur, or content creator, mastering the right prompts for Gemini radically transforms your creative workflow. The challenge is not just to ask for an image, but to structure your request to obtain a visual that respects your brand identity, captures your target audience's attention, and drives action. A well-constructed prompt incorporates the product context, the desired visual tone, the technical constraints of the advertising format, and essential composition elements. In this guide, you will discover an optimized main prompt for Gemini, its variants based on your expertise level, and best practices for obtaining professional advertising visuals that convert. Each prompt has been tested and refined to maximize render quality and commercial relevance.

DALL-E Prompt to Create a Logo

DALL-E, OpenAI's image generator, has become an essential tool for creating professional logos with no graphic design skills. Whether you're launching a startup, a personal project, or seeking inspiration before briefing a designer, DALL-E lets you quickly visualize logo concepts. The key lies in wording your prompt: a well-structured prompt produces a crisp, vector-friendly, usable logo, while a vague prompt generates blurry or inconsistent results. In this guide, you'll learn how to write optimized prompts to achieve minimalist, typographic, iconic, or abstract logos. We cover essential parameters like graphic style, color palette, background, and level of detail. Each variant is tailored to your experience level, from the beginner seeking a quick result to the advanced user mastering the subtleties of prompt engineering applied to image generation. Follow these templates to turn your ideas into striking visual identities.

Stable Diffusion Prompt to Create Illustrations

Stable Diffusion has become one of the most powerful and accessible image generation tools for creating professional-quality illustrations. Whether you're an illustrator, graphic designer, children's book author, or content creator, mastering the art of prompting on Stable Diffusion allows you to produce unique visuals without traditional drawing skills. The key lies in the ability to precisely describe the desired artistic style, composition, lighting, and technical details. Unlike AI-generated photography, illustration requires a specific approach: you need to guide the model toward non-photorealistic outputs by specifying artistic mediums, coloring techniques, and stylistic influences. In this guide, you'll discover an optimized main prompt along with variants tailored to your skill level, to transform your ideas into captivating illustrations. Every element of the prompt has been calibrated to fully leverage Stable Diffusion's artistic creation capabilities.

ChatGPT Prompt for Creating Mockups

Mockups are essential visual representations in the digital product design process. They allow you to visualize the final appearance of an application, website, or interface before development even begins. With ChatGPT, you can now generate detailed mockup descriptions, complete page structures, and even produce realistic mockup images via integrated DALL-E. Whether you're a designer looking to speed up your ideation phase, a project manager needing to present a concept to stakeholders, or an entrepreneur wanting to materialize your product vision, ChatGPT turns your text brief into usable mockups. The tool excels particularly at generating annotated wireframes, high-fidelity mockups with realistic content, and design variations to test different approaches. By combining contextual understanding of natural language with image generation, ChatGPT allows you to go from idea to visual in minutes, where the traditional process would require several hours of work on Figma or Sketch.