Bases de l'IA et guides pratiques

How to Use ChatGPT Images 2.0 to Create Amazing Visuals

On April 21, 2026, OpenAI shipped ChatGPT Images 2.0, the first image model that can actually read what you ask it to write. That single change, readable text…

AI Search and Deep Research Tools Compared: Perplexity vs ChatGPT vs Gemini vs Claude vs Grok vs Google in 2026

Update, September 2026: xAI’s API flagship is now Grok 4.7, released on September 21, 2026. See our Grok 4.7 breakdown, and our Grok 4.6 breakdown for the previous…

Les 8 meilleures alternatives à ChatGPT pour Mac : applications multi-modèles classées

Mise à jour (20 août 2026) : Meta AI dispose désormais d'une application Mac native, sortie le 19 août 2026. Elle est gratuite, réservée aux puces Apple silicon, et…

Connexion à Claude Code impossible ? Comment corriger « Invalid code » et les erreurs de collage sur Mac et Windows

Connexion à Claude Code impossible ? La cause est presque toujours l'une de ces quatre : un code de connexion expiré ou copié en partie, un terminal qui ne colle…

PDF to PowerPoint with AI: Turn Any Document into a Presentation

A dense 50-page PDF can become a 20-slide editable PowerPoint in under 5 minutes using AI, and you don’t need expensive software to do it. The trick is using AI to…

Comment créer une présentation avec l'IA : guide pas à pas (2026)

Les outils de présentation par IA peuvent transformer un simple prompt en un jeu de diapositives complet en moins d'une minute. Ce qui prenait autrefois une heure…

AI Tools for Freelancers: How to Write Proposals, Contracts, and Reports with AI

76% of freelancers now use AI tools in their work and 64% report a meaningful increase in productivity, according to Fiverr’s International Freelancer Day survey of…

AI Tools for Marketers: Faster Content, Decks, and Reports

91% of marketing professionals now actively use AI tools in their daily work, up from just 63% the year before, according to Jasper’s 2026 State of AI in Marketing…

5 meilleures alternatives à Claude Cowork pour le travail quotidien

Claude Cowork coûte entre $100 et $200 par mois pour un usage réel, fonctionne comme un agent autonome et peut modifier les fichiers de tout dossier que vous lui…

How Students Can Use AI for Presentations, Essays, and Study Docs

92% of students now use AI tools in their studies, up from just 66% a year earlier. The biggest uses? Generating text (64%), editing and improving writing (39%)…

Qu'est-ce que les instructions système IA et comment les utiliser pour de meilleurs résultats ?

Les instructions système IA sont l'une des fonctionnalités les plus puissantes et pourtant les moins utilisées des chatbots modernes. Elles vous permettent de…

How to Use AI in PowerPoint: The Complete Guide for 2026

Microsoft PowerPoint now comes with Microsoft Copilot built in, an AI assistant that can generate slides, create charts, and redesign entire decks. The catch?…

Comment utiliser l'IA avec les PDF pour modifier, convertir et analyser des fichiers [Guide complet 2026]

Plus de 3 000 milliards de PDF existent dans le monde selon les estimations d'Adobe, et la plupart des gens rencontrent toujours les mêmes problèmes : fusionner des…

How to Use AI in Word to Create and Edit Documents [Complete 2026 Guide]

Microsoft Word now comes with Microsoft Copilot built in, an AI assistant that can draft documents, rewrite paragraphs, and summarize reports. The catch changed in…

Comment utiliser l'IA dans Excel pour créer et modifier des feuilles de calcul [Guide complet 2026]

La façon la moins chère d'avoir de l'IA dans Excel a changé en 2026. Microsoft a retiré le module complémentaire autonome Copilot Pro et son support a pris fin le…

How to Use ChatGPT for Blogging and Content Creation (Updated 2026)

Over 60% of content marketers now use AI tools in their workflow, according to a 2024 HubSpot survey. ChatGPT sits at the center of this shift, helping writers…

Claude Computer Use: What It Is, How to Set It Up, and What You Can Actually Do With It

Claude can now take control of your Mac, clicking buttons, typing text, opening apps, and completing tasks on your screen while you step away. Anthropic launched…

How We Created a Printable Murder Mystery Case File Using AI

Do you want to play detective without the pressure of wearing a costume, memorizing a script, or acting out a dramatic death scene? If you love true crime podcasts…

NotebookLM Update 2026: Every New Feature Since October 2025

Google NotebookLM, renamed Gemini Notebook in July 2026, has had one of the most packed update cycles of any AI tool in recent memory. Since October 2025 it has…

How to Use AI Without Giving Up Your Privacy

70% of Americans have little to no confidence that companies will use AI responsibly with their personal data, according to Pew Research. That number tells you…

Comment utiliser Claude Code sur votre téléphone : 3 méthodes qui fonctionnent vraiment

Le moyen le plus simple d'utiliser Claude Code sur votre téléphone est l'onglet Code de l'application officielle Claude pour iPhone et Android. Il remplit deux…

How to Create Your Own Claude Code Skills That Actually Work

Claude Code skills can cut the time spent on repetitive AI tasks by 70% or more, and most people using Claude Code have never touched them. A skill is a saved set…

Les 30 meilleurs Skills Claude Code à ajouter (par cas d'usage)

La plupart des utilisateurs de Claude Code découvrent les Skills par hasard. Quelqu'un mentionne une commande /nom-competence , elle fonctionne à merveille, et…

Switching from ChatGPT to Claude: Why, How, and What to Expect

Switching from ChatGPT to Claude takes about five minutes if all you want is your saved context moved across. Anthropic ships an import tool that reads your ChatGPT…

A Comprehensive Guide to Using ChatGPT for Beginners [Updated 2026]

ChatGPT now has over 900 million weekly active users, and its mobile app crossed 1 billion monthly active users in May 2026, the fastest any app in history has…

Utilizing ChatGPT to Boost Microsoft Outlook Productivity (Updated)

Email management consumes more working time than almost any other single task, and for the hundreds of millions of professionals who rely on Microsoft Outlook, that…

DeepSeek Prompt Hacks: 30 Tips That 10x Your AI Results (Updated)

DeepSeek R1-0528 is a 685 billion-parameter open-source model under an MIT license, adding deeper chain-of-thought reasoning, native JSON outputs, and low-latency…

Transform Your PowerPoint Presentations with the Help of ChatGPT

Most professionals spend hours building PowerPoint presentations that could take minutes with the right tools. ChatGPT can generate slide content, suggest…

The ChatGPT Caricature Prompt: How to Use It and 7 Variations

One ChatGPT prompt turns you into an AI cartoon. Here’s the exact prompt, how to use it step by step on ChatGPT Images 2.6, and tips to get a caricature that…

How to Use ChatGPT Without Ads: 3 Proven Methods

Seeing sponsored links pop up in your creative flow is frustrating. Whether you are writing code or drafting an essay, you want a clean interface, not a billboard…