Free AI Prompt Library - ChatGPT, Claude, Gemini

Mistral Prompt for Writing an Internal Memo

Writing internal memos is a strategic exercise that requires clarity, conciseness, and a tone adapted to the corporate culture. Mistral, a language model developed in France, excels particularly in producing professional texts in French thanks to its fine understanding of Francophone linguistic and cultural nuances. Whether announcing a reorganization, communicating about a new project, or sharing quarterly results, a well-structured prompt allows Mistral to generate a memo that respects corporate communication codes while remaining engaging for employees. The key is to provide enough context—nature of the announcement, target audience, desired tone—to obtain a text ready to distribute or requiring minimal edits. In this guide, you will find an optimized main prompt as well as variants adapted to your level of requirements, to transform Mistral into a true daily internal communications assistant.

DALL-E Prompt for Creating Illustrations

DALL-E, developed by OpenAI, is one of the most powerful AI image generators for creating original illustrations. Whether you're a professional illustrator, an author bringing characters to life, or an entrepreneur enhancing visual content, DALL-E can produce high-quality illustrations from text descriptions. The key lies in prompt precision: a well-structured prompt transforms a vague idea into a coherent illustration with masterful artistic style, balanced composition, and refined details. In this guide, we offer an optimized main prompt for illustration creation, along with variants suited to your skill level. You'll learn how to formulate instructions for professional results, control graphic style, manage color palettes, and fine-tune every visual element. Whether you aim for a children's book illustration, an editorial infographic, or a digital artwork, these prompts provide a solid foundation to unlock DALL-E's creative potential.

Midjourney Prompt to Generate Python Code

Midjourney is primarily an AI image generation tool, not a code generator per se. However, it can be used creatively to produce visuals representing Python code: stylized screenshots, snippet illustrations for presentations, tutorial thumbnails, or educational visuals showing code excerpts. By crafting precise prompts, you can get photorealistic renders of screens displaying Python code in an IDE, artistic representations of data structures, or infographics illustrating programming concepts. This approach is especially useful for tech content creators, trainers, and designers who need impactful code-related visuals without relying on real screenshots. The main challenge lies in the prompt formulation: Midjourney does not understand Python syntax, it generates a visual approximation. You therefore need to guide the AI with precise descriptions of the development environment, the desired visual style, and the context in which the code appears. Here are the best prompts to obtain convincing results.

Midjourney Prompt for Summarizing a Meeting

Midjourney offers a unique visual approach to synthesize meeting key points into striking illustrations. Instead of a classic text-based summary, you can generate sketchnote, infographic, or mind-map visuals that capture the essence of discussions, decisions made, and action items. This visual facilitation method significantly improves participant recall: according to neuroscience studies, the brain retains 65% of information paired with an image, compared to only 10% for text alone. By transforming your meeting notes into well-structured Midjourney prompts, you create shareable visual assets that advantageously replace long documents nobody ever re-reads. Whether for a creative brainstorming session, a steering committee, or a team retrospective, Midjourney lets you produce a professional visual summary in minutes that will become the memory anchor for your meeting. This guide walks you through step by step to turn any set of minutes into an impactful visual.

Claude Prompt for Writing a Newsletter

Writing an engaging and regular newsletter is a major challenge for content creators, marketers, and entrepreneurs. Between writer's block, maintaining a consistent tone, and the need to captivate a distracted audience, the process can quickly become time-consuming. Claude excels at writing newsletters thanks to its ability to structure information, adapt editorial tone, and produce content that sounds authentic rather than AI-generated. Whether you publish a weekly industry news newsletter, a personal digest, or a nurturing sequence for your business, Claude can help at every stage: from defining the editorial angle to full writing, including catchy subject lines and calls to action. The goal is not to fully delegate your voice to AI, but to use it as a co-writer that accelerates your production while respecting your editorial identity. With the right prompts, you turn a multi-hour task into a smooth 30-minute workflow.

GitHub Copilot Prompt to Optimize a Workflow

GitHub Copilot has become an essential assistant for developers looking to optimize their development workflows. Whether you're working on CI/CD pipelines, deployment processes, or internal team workflows, Copilot can analyze your existing processes and suggest concrete improvements. By crafting a precise prompt that describes your current workflow, its friction points, and your optimization goals, you enable Copilot to generate tailored solutions: automation scripts, pipeline refactoring, redundancy elimination, and task parallelization. The goal is not just to save time, but to build robust, maintainable, and scalable workflows. A well-structured prompt transforms Copilot from a simple code generator into a true technical consultant capable of identifying bottlenecks and proposing optimized architectures. In this guide, you'll find a ready-to-use main prompt, its variants by expertise level, and tips to get the most out of it.

Gemini Prompt to Create a Marketing Plan

Creating a solid marketing plan is a fundamental step for any business looking to structure its growth. With Gemini, Google's AI, you can significantly accelerate this process by generating a comprehensive marketing plan tailored to your industry and business goals. Instead of starting from a blank page, Gemini allows you to obtain a professional structure covering market analysis, positioning, acquisition channels, budget forecast, and execution timeline. The advantage of Gemini lies in its ability to synthesize updated marketing knowledge and adapt it to your specific context. Whether you are a startup in the launch phase, an SME looking to reposition, or a marketing manager preparing your annual strategy, the prompts presented on this page will guide you to extract maximum value from Gemini. You will obtain actionable, quantified plans directly usable by your teams, while maintaining the flexibility needed to adjust each component to your on-the-ground reality.

Claude Prompt for Translating a Text

Translation is one of Claude's most powerful use cases. Unlike traditional machine translation tools, Claude understands context, cultural nuances, and stylistic subtleties of a text. Whether you are translating a professional email, a blog post, a legal document, or a literary work, Claude can adapt its approach to produce a translation that sounds natural in the target language. The challenge is not simply to convert words from one language to another, but to convey the meaning, tone, and intention of the original author. A well-structured prompt allows Claude to identify the appropriate language register, respect domain-specific terminology, and preserve the cultural elements that bring the text to life. In this guide, you will find a main optimized prompt as well as variants suited to different levels of requirement, from quick and informal needs to high-precision professional translation.

GitHub Copilot Prompt for HR Data Analysis

HR data analysis has become a strategic lever for companies looking to optimize their human capital management. GitHub Copilot, integrated directly into your development environment, offers valuable assistance for quickly writing data analysis scripts related to human resources: turnover, absenteeism, performance, pay equity, or employee satisfaction. Thanks to its contextual understanding of the code, Copilot can generate data cleaning functions, relevant visualizations, and predictive models tailored to HR issues. Whether you work with Python and pandas, R, or SQL, Copilot significantly accelerates the process of data exploration and transformation. This prompt is designed to guide Copilot to produce a complete, structured, and documented HR analysis pipeline capable of transforming raw data into actionable insights for decision-makers. It is intended for both HR data analysts and developers tasked with building people analytics dashboards.

Mistral Prompt for Ad Optimization

Mistral, the leading French AI model, offers remarkable capabilities for ad optimization. With its nuanced language understanding and ability to analyze complex marketing data, Mistral can turn your advertising campaigns into true conversion engines. Whether you manage Google Ads, Meta ads, or display campaigns, a well-structured prompt allows Mistral to analyze your current performance, identify weak points in your creatives, and propose concrete improvements based on industry best practices. AI-powered ad optimization goes beyond rewriting headlines: it's a systematic approach covering targeting, messaging, ad structure, and alignment with search intent or the user journey. Using Mistral as an optimization assistant gives you an analytical eye capable of simultaneously processing multiple variables—click-through rate, cost per acquisition, quality score—to formulate actionable recommendations. This guide provides you with ready-to-use prompts to get the most out of Mistral in your advertising campaigns.

Sora Prompt for Comparing Offers

Sora, OpenAI's video generation model, opens up unprecedented possibilities for comparing offers in a visual and impactful way. Rather than reading static comparison tables, imagine a dynamic video that showcases side by side the features of multiple products, services, or subscriptions. Whether you're a content creator looking to produce comparative reviews, a marketer aiming to illustrate the advantages of your offer against competitors, or a consultant preparing a client recommendation, Sora allows you to transform a comparative analysis into an engaging and memorable format. The key lies in writing a structured prompt that precisely guides the model: define the elements to compare, the desired visual style, the pace of the presentation, and the points of differentiation to highlight. A good prompt for comparing offers with Sora must be methodical, clearly specify the comparison criteria, and guide the visual narrative so that the viewer instantly understands the differences. In this guide, you will find optimized prompts, variants adapted to your skill level, and tips to get the most out of Sora in your comparisons.

Mistral Prompt for Creating a Content Strategy

Mistral, the French AI model, excels at creating content strategies thanks to its deep understanding of the French language and European cultural nuances. Whether you are a marketing manager, independent content creator, or SME owner, developing a coherent and high-performing content strategy is a challenge requiring a global vision: defining objectives, identifying the audience, choosing the right channels, planning an editorial calendar, and measuring results. With a well-structured prompt, Mistral can support you through each of these steps by generating a tailored strategy, adapted to your industry and resources. Mistral's advantage lies in its ability to produce concrete, actionable recommendations, far from generic advice. By providing it with the precise context of your company—your positioning, competitors, budget constraints—you obtain a structured strategic plan that can serve as an immediate roadmap for your editorial team.