Free AI Prompt Library - ChatGPT, Claude, Gemini

Midjourney Prompt for Optimizing Ads

Midjourney has become an essential tool for marketing teams and creatives looking to produce high-impact ad visuals without mobilizing a substantial photo budget. Thanks to its ability to generate photorealistic images, sophisticated product staging, and visual compositions aligned with the codes of major campaigns, Midjourney enables rapid iteration on creative concepts even before launching a production. Whether you're designing display banners, social media visuals, or creatives for Meta Ads campaigns, a well-structured prompt makes all the difference between an amateur visual and an image that captures attention and generates clicks. Ad optimization involves testing multiple visual angles: moods, framing, color palettes, photographic styles. Midjourney excels at this fast exploration, allowing you to produce in minutes what would take hours in a studio. This guide offers an optimized main prompt as well as variants suited to your level, to turn Midjourney into a true machine for creating high-performing ads.

Prompt Gemini for Creating a Software Architecture

Designing a solid software architecture is one of the most critical steps in any development project. A poor architecture leads to technical debt, scalability issues, and exploding maintenance costs. Gemini, Google's AI model, excels at structuring complex systems thanks to its ability to simultaneously analyze multiple technical constraints. By providing a well-built prompt, you get a detailed architecture covering technology choices, design patterns, data flows, and deployment strategies. Whether you are starting from scratch or looking to modernize an existing monolith, Gemini helps you explore trade-offs between microservices and monolith, identify potential points of failure, and document your architectural decisions. The tool is particularly useful for architects wanting to validate their intuitions, senior developers upskilling on architecture, and teams needing a structured starting point for their ADRs (Architecture Decision Records). Here is how to formulate your prompts to get the most out of it.

Sora Prompt for Creating a Business Plan

Sora, the video generation model developed by OpenAI, opens up unprecedented possibilities for creating visually impactful business plans. Rather than being limited to a traditional text document, Sora allows you to transform each section of your business plan into realistic video sequences: presenting the target market, demonstrating the product or service, projecting customer usage scenarios, and staging your value proposition. This visual approach significantly enhances the impact of your pitch to investors, partners, and stakeholders. By generating videos illustrating your market research, business strategy, or financial projections as animated data visualizations, you move from a static document to an immersive presentation. Well-structured prompts for Sora enable you to produce professional video content without a production team, drastically reducing costs and time. Whether you are a solo entrepreneur, a startup in the fundraising phase, or a consultant supporting project leaders, mastering Sora prompts for a business plan gives you a significant competitive advantage in presenting your projects.

ChatGPT Prompt for Writing a Video Script

Writing a video script is a demanding exercise that combines storytelling, narrative structure, and adaptation to the visual format. Whether you are producing a YouTube video, a promotional short film, an online course, or social media content, every second counts and every word must serve your message. ChatGPT becomes a valuable ally in this creative process by helping you structure your ideas, craft compelling hooks, and maintain a consistent narrative pace from start to finish. The AI particularly excels at generating scripts that adhere to video format conventions: sequence breakdowns, shot indications, smooth transitions, and strategically placed calls to action. By providing a well-constructed prompt, you get a professional script that takes into account your target audience, desired tone, and video length. No more blank page syndrome when facing a script to produce: with the right parameters, ChatGPT turns your brief into a production-ready document immediately usable by your team or by yourself on camera.

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.

DALL-E Prompt to Plan a Product Launch

DALL-E, the AI image generator developed by OpenAI, is a powerful tool to bring your visual concepts to life during product launch planning. Whether you need to create presentation visuals for your internal teams, advertising campaign mockups, or illustrations for your marketing materials, DALL-E allows you to quickly materialize your ideas without calling a graphic designer. In the context of a product launch, visual communication plays a decisive role: it aligns stakeholders around a shared vision, tests different creative directions before investing in final production, and generates consistent visual assets for every distribution channel. Thanks to well-constructed prompts, you can produce packaging visuals, product lifestyle shots, positioning infographics, or illustrations for your social media. This guide provides an optimized prompt and its variants to fully leverage DALL-E in each phase of your launch strategy, from conception to distribution.

Claude Prompt to Create a Social Media Strategy

Social media have become an essential lever for developing brand visibility, generating leads, and building community loyalty. However, creating a coherent and effective social media strategy remains a complex exercise: you need to analyze your audience, choose the right platforms, define an editorial line, plan content, and measure results. Claude excels at this task thanks to its ability to structure a comprehensive strategic reflection while considering multiple variables simultaneously. By providing it with precise information about your company, your goals, and your target audience, you get a tailored social media strategy, complete with an editorial calendar, format recommendations, and relevant KPIs. The AI saves you hours of work by synthesizing industry best practices while adapting them to your specific context. Whether you are a community manager, entrepreneur, or marketing manager, these prompts will help you move from improvised social presence to a methodical, results-oriented strategy.

Prompt for Writing an Email with ChatGPT

Writing emails is a significant part of our daily professional communication. Whether prospecting a client, following up with a partner, responding to a complaint, or simply informing your team, each email must be clear, impactful, and tailored to its recipient. ChatGPT transforms this often time-consuming task into a smooth and efficient process. By providing the right prompt, you get a well-structured email with the right tone that respects professional written communication standards. No more minutes spent searching for the right polite phrase or rewording an awkward paragraph. The AI gives you a solid foundation you can refine as needed. This prompt has been designed to cover the most common use cases: sales, internal, follow-up, negotiation, and customer service emails. It integrates essential parameters—context, tone, objective, and structure—so that ChatGPT produces a directly usable result without unnecessary back-and-forth.

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.

Sora Prompt to Create a Presentation

Sora, the video generation model developed by OpenAI, opens up unprecedented possibilities for creating visually captivating presentations. Rather than limiting yourself to traditional static slides, Sora allows you to generate dynamic video sequences that illustrate your ideas with remarkable visual impact. Whether you are preparing a pitch for investors, a professional conference, or internal training, Sora transforms your concepts into realistic or stylized animated scenes. The tool particularly excels at creating smooth transitions, visual metaphors, and product demonstrations that would otherwise be impossible to film. By crafting precise prompts that describe the visual style, tempo, and content of each sequence, you obtain professional clips ready to be integrated into PowerPoint, Keynote, or any other presentation software. This guide offers optimized prompts to fully leverage Sora's potential in a presentation context, covering various complexity levels and common use cases.

GitHub Copilot Prompt to Create a Social Media Strategy

GitHub Copilot, primarily known as a development assistant, proves to be a remarkably effective tool for structuring a complete social media strategy. By leveraging its contextual text generation and logical reasoning capabilities, you can entrust it with developing a coherent editorial plan, identifying your target personas, defining your content pillars, and creating an optimized posting schedule. The main advantage of GitHub Copilot lies in its ability to produce structured and actionable deliverables where manual reflection would take hours. Whether you are a community manager, entrepreneur, or marketing manager, this prompt will enable you to generate a tailored social media strategy adapted to your industry, business goals, and the specifics of each platform. The result provides a solid foundation that you can refine and deploy immediately, saving considerable time on the strategic planning phase.

DALL-E Prompt for Analyzing HR Data

DALL-E, OpenAI's image generation tool, provides a unique visual approach to represent and communicate human resources data. Instead of producing conventional Excel tables, DALL-E enables the creation of impactful infographics, conceptual visualizations, and visual aids that make HR data instantly understandable for all stakeholders. Whether you need to illustrate turnover trends, visualize workforce distribution, or design visual dashboards for an executive committee presentation, DALL-E transforms your raw data into compelling images. The tool particularly excels at creating visual metaphors that give meaning to numbers: a funnel for recruitment, a stylized age pyramid, or skills mapping. By combining precise instructions on the type of data to represent with graphic style directives, you obtain professional visuals that surpass the limitations of traditional data visualization tools. This approach is especially useful for strategic presentations, annual HR reports, and internal communications where visual impact takes precedence over numerical precision.