Free AI Prompt Library - ChatGPT, Claude, Gemini

Mistral Prompt for Generating Exercises

Mistral, the language model developed by French startup Mistral AI, is a powerful tool for creating educational exercises. Thanks to its fine understanding of French and ability to structure educational content, Mistral allows teachers, trainers, and instructional designers to quickly generate exercises adapted to all levels. Whether you need MCQs, fill-in-the-blanks, math problems, or case studies, a well-crafted prompt turns Mistral into an educational assistant capable of producing varied and coherent content. The major advantage lies in customization: by specifying the school level, subject, learning objectives, and desired format, you get tailor-made exercises in seconds. This approach frees up considerable time for teachers, allowing them to focus on student support rather than material design. In this guide, we provide an optimized prompt and its variants to get the best out of Mistral for generating quality educational exercises.

Gemini Prompt for Analyzing HR Data

HR data analysis has become a strategic lever for companies looking to optimize their human capital management. Gemini, Google's AI, offers advanced capabilities to process, interpret, and synthesize large volumes of HR-related data: turnover, absenteeism, performance, recruitment, diversity, or employee engagement. Thanks to its contextual understanding and ability to cross-reference multiple analysis dimensions, Gemini enables HR professionals to transform raw data tables into actionable insights. Whether you are an HR Director, HR Analyst, or People Analytics leader, using a well-structured prompt with Gemini will help you identify hidden trends, detect weak signals such as a risk of mass departures in a department, and formulate data-driven recommendations. The prompt engineering approach ensures that the AI precisely understands the scope of your analysis, the indicators to prioritize, and the desired output format, saving you hours of analytical work while improving the quality of your HR decisions.

Gemini Prompt for Optimizing a Landing Page

Optimizing a landing page is a crucial lever for maximizing conversion rates and making your acquisition campaigns profitable. Gemini, Google's AI model, stands out for its ability to simultaneously analyze a page's textual content, visual structure, and behavioral data. By submitting your landing page, you get a complete audit covering message hierarchy, clarity of value proposition, effectiveness of calls to action, and user journey consistency. Unlike a manual audit that takes hours, Gemini produces actionable recommendations ranked by potential impact in seconds. Whether you're looking to reduce bounce rate, increase sign-ups, or improve cost per acquisition, the following prompts will help you fully leverage Gemini's analytical capabilities. Each variant is designed for a different skill level, from beginner marketer to seasoned growth engineer, so everyone can immediately improve their conversion performance.

Midjourney Prompt for Drafting a Contract

Midjourney, while primarily known as an image generation tool, can play an unexpected yet valuable role in the contract drafting process. Indeed, creating professional visuals to accompany your contractual documents — contract covers, clause illustrations, explanatory diagrams, graphic layouts — significantly enhances the credibility and readability of your legal documents. A visually polished contract inspires greater confidence among stakeholders. Midjourney can generate elegant headers, illustrations symbolizing contractual commitments, infographics summarizing each party's obligations, or visual templates for cover pages tailored to your industry. Whether you are a freelancer preparing a service contract, an entrepreneur formalizing a partnership, or a legal professional looking to modernize document presentation, the Midjourney prompts presented here will help you create professional visual elements that complement and elevate your contracts. The goal is to transform an austere document into an impactful visual deliverable, while maintaining the seriousness and rigor required by a contractual commitment.

DALL-E Prompt for Writing an Internal Memo

DALL-E, OpenAI's image generation tool, can transform your internal memos into striking visuals that capture your colleagues' attention. Instead of sending a plain block of text that is often ignored, you can create professional supporting visuals: announcement banners, concise infographics, concept illustrations, or header images that immediately set the tone for the message. In an environment where employees receive dozens of communications per day, adding a relevant visual significantly increases read rates and message retention. DALL-E allows you to produce these graphic elements in seconds, without hiring a designer, while maintaining visual consistency with your corporate identity. Whether you are announcing a reorganization, an internal event, a new process, or quarterly results, a well-designed visual reinforces the clarity and impact of your memo. This prompt is optimized to generate professional corporate images suited for internal business communication.

Sora Prompt for Creating E2E Tests

End-to-end (E2E) tests are essential for ensuring application reliability, but writing them remains time-consuming and repetitive. Sora, thanks to its advanced generation capabilities, makes it possible to automate the creation of complete E2E test scenarios in seconds. By formulating a precise prompt describing user journeys, expected interactions, and validation criteria, you obtain structured test suites covering nominal cases as well as edge cases. The prompt engineering approach applied to Sora transforms how QA and development teams approach test coverage. Instead of starting from a blank page, you describe the expected behavior of your application in natural language, and Sora generates the corresponding test code with appropriate assertions. This method significantly reduces the time needed to set up an E2E suite while maintaining a professional quality level. Whether you use Playwright, Cypress, or Selenium, the prompts presented here adapt to your technical stack and the complexity of your application.

Perplexity Prompt for Creating YouTube Thumbnails

YouTube thumbnails are the most decisive element for your video click-through rate. A striking thumbnail can multiply your organic views by 3 or 4. Perplexity, thanks to its real-time search and visual analysis capabilities, becomes a valuable ally for designing thumbnails that grab attention in a crowded feed. Unlike a simple image generator, Perplexity can analyze current trends in high-performing thumbnails in your niche, identify the visual codes that work (colors, typography, compositions), and provide you with concrete recommendations based on recent data. Whether you're a beginner creator looking to understand thumbnail design fundamentals, or an established YouTuber wanting to optimize your CTR, this prompt will give you a complete visual strategy, color palettes adapted to your topic, proven composition suggestions, and catchy text tips. You will get a detailed action plan to create professional thumbnails, even without graphic design skills, by leveraging insights Perplexity pulls from the web in real time.

Perplexity Prompt to Generate a Revision Plan

Perplexity AI stands out from other AI assistants thanks to its ability to cross-reference up-to-date sources to produce reliable and cited answers. This strength makes it a particularly suitable tool for creating revision plans, as it can analyze official syllabi, proven pedagogical methodologies, and expert learning recommendations to build a customized schedule. Unlike a generic plan found online, a plan generated via Perplexity adapts to your subject, level, time constraints, and specific goals. Whether you are preparing for the baccalaureate, a competitive exam, university midterms, or a professional certification, a well-structured prompt will enable Perplexity to leverage its search capabilities to provide you with a detailed, realistic, and actionable revision plan. The challenge is to formulate your request with enough context for the AI to precisely understand your situation and produce a plan you can follow starting today, day by day, with memorization methods suited to each type of content to be learned.

GitHub Copilot Prompt to Analyze Customer Reviews

GitHub Copilot, GitHub's AI assistant integrated into code editors, is not limited to code generation. It also excels in analyzing textual data such as customer reviews. By leveraging its natural language processing capabilities directly in your development environment, you can automate sentiment extraction, thematic categorization, and trend identification from thousands of user feedback entries. Whether you are working on a Python script, a Jupyter notebook, or a Node.js application, Copilot helps you structure your analysis pipelines without leaving your IDE. This approach is particularly valuable for product and data teams looking to transform raw reviews into actionable insights: detection of recurring friction points, satisfaction assessment by feature, and tracking sentiment evolution over time. The prompt we propose here is designed to guide Copilot in creating a comprehensive analysis system, from data parsing to generating synthetic reports usable by business teams.

ChatGPT Prompt for Creating an Editorial Calendar

Creating an editorial calendar is a cornerstone of any effective content strategy. Without structured planning, publications become erratic, topics repeat, and seasonal opportunities are missed. ChatGPT turns this strategic task into a methodical, fast process. By providing your goals, target audience, and posting constraints, the AI generates a complete calendar with relevant topics, varied editorial angles, and a consistent posting rhythm. Instead of spending hours brainstorming in front of a blank page, you get a solid foundation that you can adjust according to your business priorities. This prompt is designed to cover the most common needs: corporate blogs, social networks, newsletters, and SEO content. It integrates essential parameters—themes, frequency, formats, and objectives—so that ChatGPT produces a directly actionable schedule aligned with your marketing strategy and your industry's key dates.

ChatGPT Prompt for Planning a Product Launch

A product launch is a pivotal moment that can determine the success or failure of an offering in the market. Between defining positioning, coordinating marketing teams, planning distribution channels, and managing the timeline, there are many variables to master. ChatGPT becomes a strategic ally to structure this complexity. By providing precise context about your product, target market, and constraints, you get a detailed launch plan, phase by phase, with concrete actions and realistic deadlines. The AI particularly excels in generating retroplannings, identifying potential risks, and suggesting go-to-market tactics tailored to your industry. Instead of starting from a blank page, you start with a solid structure that you refine according to your priorities. This prompt was designed to cover the entire launch cycle, from pre-launch to post-launch follow-up, including D-day.

Stable Diffusion Prompt to Create a Knowledge Base

Stable Diffusion is an artificial intelligence image generation tool that can radically transform how you build and enrich a visual knowledge base. Whether you're documenting internal processes, creating illustrated guides, or developing a library of educational resources, Stable Diffusion lets you produce consistent, informative professional visuals at scale. Unlike generic stock image libraries, AI-generated illustrations can be perfectly tailored to your business context, your brand guidelines, and your specific documentation needs. By combining well-structured prompts with Stable Diffusion's capabilities, you can create explanatory diagrams, thematic icons, simplified infographics, and illustrations of abstract concepts that make your knowledge base more accessible and engaging. This guide provides you with optimized prompts to systematically generate quality visuals intended to enrich your documentation, internal wikis, help centers, and training materials.