Free AI Prompt Library - ChatGPT, Claude, Gemini

ChatGPT Prompt to Compare Offers

Comparing commercial offers is a crucial step in any purchasing process, whether for a phone subscription, insurance, SaaS software, or service provider. Yet this task is often tedious: offers use different formats, highlight various criteria, and sometimes hide important conditions in the fine print. ChatGPT radically transforms this experience by becoming your personal comparative analyst. By providing it with details of several offers, it can structure them in a standardized table, identify key differences, calculate real costs over different periods, and highlight the pros and cons of each option according to your priority criteria. No more hours spent juggling browser tabs and Excel files: in seconds, you get a clear, reasoned summary that allows you to make an informed decision. Whether you are an individual comparing three internet plans or a procurement director evaluating supplier proposals, ChatGPT adapts its analysis to your level of requirement and specific priorities.

Prompt ChatGPT for Summarizing a Document

Summarizing a document is one of the most requested tasks for ChatGPT, and for good reason: when faced with 50-page reports, dense scientific articles, or endless meeting minutes, saving time without losing the essentials has become a key skill. But a simple "summarize this text" often produces a flat result that misses important nuances. The difference between a mediocre summary and a truly useful one depends entirely on the quality of the prompt used. A good summary prompt must specify the expected format, desired level of detail, target audience, and priority elements. It should also guide ChatGPT on what not to do: invent information absent from the document, merge distinct ideas, or omit crucial numerical data. The prompts on this page are designed to extract the substance of a document while preserving its logical structure, key arguments, and conclusions. Whether you are a student working on a thesis, a professional reviewing an audit, or a researcher analyzing a literature review, you will find here the prompt tailored to your exact need.

Midjourney Prompt for Writing a Job Posting

In an increasingly competitive job market, the visual appearance of a job posting can make all the difference in attracting top talent. Midjourney, an AI-powered image generation tool, lets you create striking visuals that accompany and enhance your recruitment ads. Instead of using generic stock photos that candidates have already seen dozens of times, you can now produce custom illustrations that reflect your company culture, the work environment you offer, and your employer brand identity. Whether illustrating a creative, technical, or managerial role, Midjourney gives you total flexibility to design original visuals that grab attention on LinkedIn, Indeed, or your career site. In this guide, we provide optimized prompts to generate professional images suited to your job postings, with variations based on your skill level with the tool and the type of position to be filled.

ChatGPT Prompt to Create Flashcards

Flashcards are one of the most effective learning methods, based on the principles of spaced repetition and active recall. However, creating high-quality flashcards manually takes considerable time: formulating questions, synthesizing answers, and structuring information by difficulty level. That's precisely where ChatGPT becomes a valuable ally. By providing a topic, source text, or even an entire course chapter, you can generate dozens of perfectly structured flashcards in seconds. AI excels at identifying key concepts, reformulating information as concise question-answer pairs, and adapting complexity levels to your needs. Whether you're preparing for a university exam, learning a foreign language, reviewing medical vocabulary, or memorizing historical dates, ChatGPT transforms any content into a ready-to-use set of flashcards. This guide offers an optimized prompt along with several variants to get the most out of this approach.

Perplexity Prompt for Creating a Presentation

Perplexity AI stands out from other AI assistants through its unique ability to combine real-time web search with structured content generation. To create a presentation, this dual capability is a major asset: Perplexity can simultaneously search for the latest data on your topic, identify key statistics and current trends, then organize everything into a coherent presentation structure. Unlike a simple text generator, Perplexity cites its sources, allowing you to verify every point made in your slides and strengthen your credibility with your audience. Whether you are preparing an investor pitch, a client presentation, a conference, or a course, Perplexity saves you hours of research and structuring. The tool particularly excels when your presentation requires up-to-date factual data, market comparisons, or industry references. By formulating the right prompt, you get not only a detailed slide-by-slide plan but also the key points to cover, relevant quantitative data, and visual suggestions to maximize the impact of your message.

Perplexity Prompt to Create a Chatbot

Perplexity stands out from other AI assistants due to its ability to search and synthesize information from the web in real time. To create a chatbot, this feature is invaluable: Perplexity can identify the latest frameworks, compare current technical solutions, and provide recommendations based on the state of the art. Whether you want to develop a customer support chatbot, an internal conversational assistant, or a specialized domain bot, Perplexity guides you through architectural choices, available APIs, and implementation best practices. By combining documented research with code generation, it enables you to quickly move from concept to functional prototype, while relying on verifiable sources for every technical recommendation.

Claude Prompt for Writing LinkedIn Posts

LinkedIn has become the essential platform for building your personal brand, generating B2B leads, and establishing professional expertise. Yet writing posts that capture attention in a saturated news feed remains a daily challenge for most professionals. Between writer's block, difficulty finding the right angle, and the time needed to polish each publication, many give up or publish irregularly. Claude radically transforms this process by becoming your LinkedIn writing partner. Thanks to its fine understanding of the platform's codes—impactful hook, professional storytelling, call to action—Claude helps you produce authentic and high-performing posts in minutes. Whether you want to share a feedback experience, comment on a trend in your sector, or subtly promote your offer, the following prompts will guide you to get publications that actually generate impressions, comments, and business opportunities.

Mistral Prompt to Build a Sales Funnel

Mistral, the leading French AI model, offers remarkable capabilities for designing high-converting sales funnels. Whether you're an entrepreneur, marketer, or consultant, creating an effective sales funnel requires strategic thinking about every stage of the customer journey: from initial awareness to final conversion. With Mistral, you can generate the complete architecture of your funnel, draft capture pages, email sequences, sales pages, and thank you pages in a single interaction. Mistral's advantage lies in its nuanced understanding of the French-speaking market and persuasion frameworks suited to a European audience. By using a well-structured prompt, you get a coherent sales funnel that naturally guides your prospects towards purchase, while adhering to copywriting and conversion rate optimization best practices. Here's how to fully leverage Mistral to create a complete and operational sales funnel.

Perplexity Prompt for Data Analysis

Perplexity AI stands out from traditional search engines due to its ability to synthesize information from multiple sources in real time. For data analysis, this tool becomes a formidable assistant: it can contextualize trends, cross-reference statistics from public reports, identify correlations between datasets, and produce structured syntheses with verifiable citations. Unlike a classic LLM whose knowledge is static, Perplexity accesses the live web, enabling analysis of up-to-date data — market prices, economic indicators, recent study results. The challenge of prompt engineering with Perplexity for data analysis lies in precise framing: clearly defining the data scope, the type of analysis desired (descriptive, comparative, predictive) and the expected output format. A well-built prompt turns Perplexity into an analyst capable of producing actionable insights, while a vague query will only return generalities. The prompts presented here leverage Perplexity's specific strengths: multi-source search, structured synthesis, and the ability to cite sources for each quantitative claim.

Sora Prompt to Create a Chatbot

Sora, the video generation model developed by OpenAI, opens fascinating possibilities for creating visual content related to chatbots. Although Sora is primarily an AI video generation tool, it can play a key role in chatbot design by producing demonstration videos, animated tutorials, and realistic video avatars that enrich the conversational experience. By combining Sora with chatbot development platforms, you can create conversational agents with an immersive visual dimension: an animated avatar that responds to users, personalized video sequences generated in real time, or illustrated interactive guides. The approach involves using Sora to produce the visual elements that accompany and humanize your chatbot, transforming a simple textual interface into an engaging multimodal experience. Whether you are developing a customer assistant, an educational chatbot, or a virtual companion, well-crafted Sora prompts will allow you to generate coherent and professional video content that brings your chatbot to life and significantly improves user engagement.

Prompt Claude for Generating SQL Queries

Generating SQL queries is one of the tasks where Claude particularly excels. Whether you are a backend developer, data analyst, or database administrator, formulating complex queries can be time-consuming and error-prone. Claude understands the nuances of different SQL dialects (PostgreSQL, MySQL, SQLite, SQL Server, Oracle) and can transform a natural language description into an optimized and functional query. The AI can handle multiple joins, nested subqueries, advanced aggregation functions, CTEs (Common Table Expressions), and even window functions. By providing Claude with your database schema and a clear description of what you want to obtain, you receive a ready-to-use query along with explanations of the logic used. This significantly speeds up development, reduces bugs related to SQL syntax, and even allows less technical profiles to manipulate complex data with confidence. Claude can also optimize existing queries, detect performance issues, and suggest relevant indexes.

Mistral Prompt for Creating a Business Plan

Crafting a solid business plan is a crucial step for any entrepreneur, whether to convince investors, secure bank financing, or simply structure their vision. Mistral, the French AI model, excels at drafting strategic documents in French thanks to its fine understanding of linguistic nuances and the Francophone economic context. By using a well-constructed prompt, you can generate a comprehensive business plan covering market analysis, business model, financial projections, and operational strategy. Mistral's advantage lies in its ability to produce structured, professional content adapted to the standards expected by French and European banks and investment funds. Whether you're launching a tech startup, a local business, or a consulting activity, an optimized prompt will allow you to obtain a workable draft document in minutes, which you can then refine with your actual data. Here's how to get the best out of Mistral for this strategic task.