Free AI Prompt Library - ChatGPT, Claude, Gemini

Stable Diffusion Prompt for Copy Correction

With its advanced inpainting and text-guided retouching capabilities, Stable Diffusion offers a powerful solution for correcting visual copies — whether they are advertisements, marketing visuals, mockups, or scanned printed materials. Instead of completely reworking a visual in editing software, you can use a targeted prompt to correct specific flaws: misaligned text, inconsistent graphic elements, washed-out colors, compression artifacts, or missing details. The prompt-based approach guides the model toward precise correction while preserving the visual identity of the original copy. This technique is especially useful for marketing teams that need to iterate quickly on visuals, designers looking to automate repetitive corrections, and content creators who want to improve the quality of their materials without mastering complex tools. In this guide, you'll find a main optimized prompt, variants suited to your skill level, and practical tips for achieving crisp, professional corrections with Stable Diffusion.

GitHub Copilot Prompt for Brainstorming Ideas

GitHub Copilot, the AI assistant integrated directly into your code editor, isn't limited to autocompletion. It's a remarkably effective brainstorming partner for exploring project, architecture, or feature ideas. By crafting precise prompts in your code comments or via the Copilot chat, you can generate dozens of creative leads in seconds, where a traditional brainstorming session would take hours. Copilot's main advantage for brainstorming is its technical grounding: unlike a general-purpose tool, it proposes ideas directly applicable to your development context, with a fine understanding of frameworks, architectural patterns, and technical constraints. Whether you're looking to innovate on an existing product, explore new features for an API, or imagine original solutions to a technical problem, Copilot turns your editor into an augmented creativity room. This guide provides optimized prompts to get the most out of this lesser-known capability of GitHub Copilot.

Gemini Prompt for Writing a Blog Post

Google's AI model Gemini excels at writing long, structured content due to its ability to handle extended contexts and produce fluent text in English. To write an effective blog post, simply asking 'write me a post' is not enough: a well-constructed prompt must specify the topic, tone, expected structure, target audience, and editorial intent. By providing these elements to Gemini, you get a usable first draft that follows SEO best practices, captures attention from the introduction, and guides the reader to the conclusion. This guide offers a main optimized prompt along with three variants suited to your level of requirement, turning Gemini into a real writing assistant. Whether you are a beginner blogger looking to publish regularly or an experienced content creator aiming for top search rankings, these prompts will save you considerable time while maintaining a high level of quality.

ChatGPT Prompt to Write a Sales Page

Writing a sales page is one of the most demanding exercises in digital marketing. It must capture attention in seconds, maintain interest, create desire, and trigger action—the famous AIDA model. With ChatGPT, you can generate a structured and persuasive sales page in minutes, provided you give it a sufficiently precise prompt. A good prompt must include the product or service context, the target customer profile, their main pains, the transformation promise, and the desired tone. Without these elements, ChatGPT will produce generic text that won't convert. The prompts presented on this page incorporate direct response copywriting principles—a compelling hook, problem amplification, solution presentation, social proof, objection handling, and a clear call to action. Whether you're selling an online course, a SaaS software, or a coaching service, these prompts will give you a solid foundation that you can then refine with your ground-level knowledge. The goal is not to replace an expert copywriter but to give you a professional-quality first draft that saves you hours of work.

Midjourney Prompt for Creating Personas

Creating visual personas is a fundamental step in any UX design, marketing strategy, or product development process. Midjourney revolutionizes this practice by enabling the generation of photorealistic portraits that embody your target user segments. Instead of resorting to generic stock image banks where faces lack authenticity, you can now create custom visual representations that precisely reflect the age, background, lifestyle, and personality of each persona. These visuals strengthen empathy within project teams and make persona profiles far more impactful during presentations. Thanks to Midjourney's advanced parameters, you control lighting, framing, facial expression, and environment to create portraits that are both consistent with each other and distinctive. Whether you are working on a mobile app, an e-commerce site, or an advertising campaign, visually credible personas anchor your decisions in a tangible understanding of your users. This guide provides optimized prompts to generate professional, realistic, and immediately usable persona portraits for your deliverables.

Gemini Prompt for Organizing a Project

Organizing a project can quickly become a headache, especially when juggling multiple tasks, deadlines, and stakeholders. Gemini, Google's artificial intelligence, proves to be a valuable ally for structuring your projects from A to Z. Thanks to its ability to understand complex contexts and generate detailed action plans, Gemini helps you turn a vague idea into a perfectly organized project. Whether you're launching a startup, managing an event, or coordinating a team on a technical deliverable, a well-crafted prompt provides a complete roadmap with milestones, responsibilities, and monitoring indicators. The advantage of Gemini lies in its native integration with the Google ecosystem (Docs, Sheets, Calendar), which facilitates the practical implementation of the generated plans. In this guide, you'll discover an optimized main prompt along with three variants tailored to your level of expertise, to harness the full potential of Gemini in project management.

Mistral Prompt for Creating YouTube Thumbnails

Mistral, the French AI model, offers remarkable capabilities to assist you in creating high-impact YouTube thumbnails. Although Mistral is a language model and does not directly generate images, it excels at designing detailed visual briefs, writing optimized prompts for image generation tools like Midjourney or DALL-E, and defining visual strategies tailored to your audience. Using Mistral as a creative assistant, you can structure your thumbnail ideas, obtain precise descriptions of visual compositions, choose the most impactful color palettes, and write hook texts that will maximize your click-through rate. Whether you are a beginner creator or an established YouTuber, Mistral helps you systematize your thumbnail creation process to produce visuals consistent with your brand identity while respecting best practices that make a difference in the YouTube algorithm.

GitHub Copilot Prompt for Documenting Code

Code documentation is often neglected by developers, yet it is a fundamental pillar of software maintainability. GitHub Copilot, integrated directly into your code editor, turns this time-consuming task into a smooth and nearly instant process. By analyzing your code context — function names, parameters, return types, internal logic — Copilot generates relevant comments, docstrings, and technical documentation in seconds. Whether you are working on a REST API, an open-source library, or a corporate project, a well-crafted prompt enables Copilot to produce structured, consistent documentation that adheres to your language's conventions (JSDoc, Python docstrings, Javadoc, etc.). The challenge is not simply to describe what the code does, but to capture the why — architectural decisions, edge cases, business constraints. With the right prompts, Copilot becomes a true technical co-writer capable of significantly accelerating your documentation workflow without sacrificing quality.

Mistral Prompt to Generate JavaScript Code

Mistral, the language model developed by the French startup Mistral AI, has quickly established itself as a powerful alternative for code generation. Thanks to its optimized architecture and training on vast code source corpora, Mistral particularly excels at producing clean, functional, and well-structured JavaScript code. Whether you are developing a web application, a Node.js script, or a front-end library, knowing how to formulate the right prompt is key to obtaining professional-quality code. A well-constructed prompt allows Mistral to precisely understand your technical need, execution context, performance constraints, and coding conventions to follow. In this guide, we offer optimized and tested prompts to get the most out of Mistral for your JavaScript projects. Each prompt is designed to produce maintainable, commented code that follows modern JavaScript development best practices, including error handling, modularity, and ES6+ compatibility.

GitHub Copilot Prompt for Creating Flashcards

GitHub Copilot, the AI-powered coding assistant, is not limited to code generation. It also excels at creating structured content like flashcards, a highly effective learning tool based on spaced repetition. Whether you are a student preparing for an exam, a developer wanting to memorize technical concepts, or a teacher creating educational material, Copilot can generate complete flashcard sets in seconds. By leveraging its contextual understanding and ability to structure information, you can produce front-and-back cards covering vocabulary, definitions, formulas, or key concepts in any domain. The major advantage lies in generating flashcards directly in usable formats — JSON, CSV, or Markdown — ready to be imported into Anki, Quizlet, or any other review app. This guide shows you how to formulate the ideal prompt to get accurate, well-structured flashcards tailored to your learning level.

Prompt Mistral for Writing a Report

Mistral, the AI model developed by the French startup Mistral AI, stands out as a powerful tool for writing professional reports. Whether you are an analyst, consultant, researcher, or manager, Mistral's ability to structure information, synthesize complex data, and produce clear text makes it a formidable writing assistant. Unlike writing from scratch, which can take hours, a well-crafted prompt provides a solid first draft of your report in seconds, complete with logical structure, smooth transitions, and a tone suited to your audience. The goal is not to replace your subject matter expertise, but to free you from the blank page and significantly speed up the formatting phase. Mistral excels particularly in processing French due to its European training data, making it a relevant choice for reports aimed at a French-speaking audience. On this page, you will find an optimized main prompt, variants adapted to your skill level, and tips for getting the most out of Mistral in your reporting tasks.

Prompt Gemini for Generating a Database Schema

Designing a database schema is a fundamental step in any software project. A well-thought-out schema ensures data consistency, optimizes query performance, and facilitates long-term maintenance. Gemini, Google's AI model, excels at generating database schemas thanks to its deep understanding of relational modeling principles, normal forms, and integrity constraints. By providing a structured prompt describing your business domain, main entities, and use cases, Gemini can produce a complete schema with tables, typed columns, primary keys, foreign keys, indexes, and constraints. Whether you work with PostgreSQL, MySQL, SQLite, or any other DBMS, Gemini adapts the generated SQL syntax to the target dialect. This approach significantly accelerates the design phase while adhering to modeling best practices, allowing you to move more quickly to application development.