Free AI Prompt Library - ChatGPT, Claude, Gemini
Library of 864 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 864 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 853-864 of 864 prompts
Perform an In-Depth Competitive Analysis
Produces a structured competitive analysis with positioning matrix, comparison table, and differentiation opportunities.
Create Investor Pitch Deck Content
Generates structured pitch deck content with formatting tips for each slide.
Conduct a Sector Market Research Study
Generates a comprehensive sector market research study covering size, segmentation, competitors, trends, and opportunities.
Write a Complete Startup Business Plan
Generates a structured and comprehensive business plan for a startup, covering all the strategic and financial aspects needed to convince investors.
Conduct a Project Post-Mortem (Lessons Learned)
Produces a structured post-mortem in 6 parts with an objective assessment, lessons learned and an actionable improvement plan.
Write Hard-Hitting B2B Prospecting Emails
Generates a 3-email B2B cold email sequence with subject line variants, persuasive logic and mistakes to avoid.
Create a Detailed Customer Persona
Generates a complete, actionable customer persona with profile, motivations, barriers and tailored marketing messages.
Craft a Unique Value Proposition (UVP)
Builds a unique value proposition via the Value Proposition Canvas with 3 formulations and 5 testable taglines.
Write a Compelling 30-Second Elevator Pitch
Generates 3 elevator pitch versions (30s, 60s, email) with explanations of each rhetorical choice and 5 alternative hooks.
Apply Porter Five Forces to a Sector
Analyzes Porter Five Forces applied to a sector with intensity levels, trends and strategic recommendations.
Complete a Full Business Model Canvas
Produces a detailed Business Model Canvas across 9 blocks with an analysis of risky assumptions to validate.
Conduct an In-Depth SWOT Analysis
Produces a detailed SWOT analysis with at least 5 elements per quadrant and an actionable strategic synthesis.