Guides for putting AI to work
Short answers to the questions people actually ask: which tool to choose, what the subscription changes, how to write a prompt, what the law says. Each guide is dated, cites its sources, and links to Nova’s tool pages and job pages.
Practical guides
AI agents at work: what actually works
What an AI agent is, what it really does at work today, what it costs, and the rules to set before you delegate a task to one.
ChatGPT free vs. paid: what a subscription changes
What ChatGPT does without paying, what Go, Plus, Pro, and Business add, and when to move to a paid plan. Prices checked on October 3, 2026.
ChatGPT vs. Claude: which one to choose for work?
ChatGPT or Claude at work: what each one does, prices checked on October 3, 2026, privacy, and which to choose for your use.
The cost of AI for business: a budget, tool by tool
The AI budget of a small team: the price of assistants and tools per person, three typical budgets for ten people, and the costs people forget.
Create a presentation with AI, step by step
Making a presentation with AI: prepare the substance, generate the slides, choose the tool (Gamma, Claude, Copilot, Canva), and review before you present.
How to write a good prompt for AI: the method
How to ask an AI well: the four parts of a good prompt, three before-and-after examples, and the habits the vendors themselves recommend.
AI for Excel: what it can do in a spreadsheet
Formulas, errors, cleanup, charts: what AI does in Excel and Google Sheets, with which tool and which plan. Prices checked on October 3, 2026.
AI for email: reply without losing your voice
Summarize a thread, prepare a reply, sort your inbox: what AI does in Gmail and Outlook, and the method to keep your emails sounding like you.
AI meeting notes: the tools and the rules
How an AI writes your meeting notes, which tools to choose (with or without a bot), and what precautions to take before you record.
What not to share with AI at work
Personal data, contracts, salaries, passwords: what should not go into an AI tool at work, based on regulator guidance, and what to do instead.
Free AI tools for work: the ones worth using
What you can do at work with free AI tools, tool by tool, and where each free plan stops. Plans checked on October 3, 2026.
How to get started with AI at work: five first moves
Where to start with AI at work: which tool to open, the first five moves to make on your own tasks, and the beginner mistakes to avoid.
AI training: in-depth guides
ChatGPT training: learn to use it at work
Learn to use ChatGPT at work: the first try, what it can do, the plans and their prices, privacy settings, and its limits.
Claude training: learn to use it at work
Learn to use Claude at work: the first try, what it does with your documents, the plans and their prices, privacy, and its limits.
Copilot training: Microsoft 365 Copilot at work
Learn to use Microsoft 365 Copilot: the three Copilots not to confuse, what it does in Outlook, Excel, and Teams, the prices, and your data.
Gemini training: learn to use it at work
Learn to use Gemini at work: the first try with Gmail, what it can do, the plans and their prices in euros, and privacy.
AI training for leaders: what a small business decides
AI for the owner of a small or midsize business: the three decisions to make, the budget per person, the risks to manage, and where to start this week.
AI training for companies: train your teams
Training your teams on AI: what works, what fails, what the EU rules ask for, what the tools cost for a team, and what Nova brings.
Generative AI training: understand it, no jargon
Generative AI explained simply: what it is, what it can do at work, its limits, the words to know, and how to write a prompt.
AI training for employees: where to start
Learning AI as an employee: the first try, the steps for your level, the use cases for your job, the rules to know, and who pays.
AI and GDPR at work: protecting personal data
Using AI at work without putting data at risk: what GDPR requires, what the French regulator (CNIL) recommends, the right habits, and the tool settings.
EU AI Act AI literacy: Article 4 in plain terms
What Article 4 of the EU AI Act (AI literacy) asks of a company operating in the EU: who is covered, what to do, the timeline, and what changed in 2026.
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