Free AI Prompt Library - ChatGPT, Claude, Gemini
Library of 120 free AI prompts for ChatGPT, Claude and Gemini. Sorted by category, one-click copy, no signup required.
Looking for free AI prompts that actually work? Our library gathers 120 prompts tested and optimized for ChatGPT, Claude and Gemini. Everything is 100% free - no signup, no copy limit.
Every prompt is sorted by category (writing, productivity, marketing, code, education…) and comes with concrete examples. You save time by reaching for proven formulations instead of trial-and-error each time.
100% free
No paywall, no mandatory signup to copy a prompt.
Multi-AI
Every prompt works with ChatGPT, Claude, Gemini and Mistral.
Categorized
Filter by topic, difficulty and use case.
Bilingual
Available in French and English, tailored to each audience.
Showing 97-108 of 120 prompts
Choose the Ideal Legal Status for Your Startup
Prompt to compare and choose a legal status suitable for your entrepreneurial project.
Define Your Affordable Loss
A prompt to evaluate and define the risk you are willing to take.
Calculate your break-even point and find the minimum revenue
Simple and quick prompt to calculate the break-even point of your business.
Define Your Unique Value Proposition in 5 Steps
Structured prompt to develop a clear and differentiating value proposition.
Choose the Best B2B Acquisition Channels
Get a personalized analysis of B2B acquisition channels with priorities, costs, and a quarterly action plan.
Build Your Ideal Customer Persona in 5 Steps
This prompt guides you step by step to build a complete Ideal Customer Persona (ICP), usable for your market research and marketing strategy.
Find a Unique Positioning with the Blue Ocean Strategy
Prompt to apply the Blue Ocean framework and create a differentiating positioning.
Fill and Iterate Your Business Model Canvas in Lean Mode
Prompt to challenge each part of the BMC and generate validation experiments.
Design a 2-Week MVP to Test Your Offer
Plan a three-step MVP to quickly validate your offer with minimal resources.
Simulate Your Startup's Pre-Money Valuation Before Fundraising
Prompt to estimate your startup's pre-money valuation using several methods.
Draft a Solid Shareholders' Agreement to Protect Your Startup
Prompt to generate a personalized shareholders' agreement with essential clauses.
Brainstorming from Resources
A prompt to generate ideas by combining your identified resources.