Free AI Prompt Library - ChatGPT, Claude, Gemini
Library of 4811 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 4811 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 4777-4788 of 4811 prompts
Design a REST API Following Best Practices
Guides the design of a complete, well-structured REST API, from endpoint definition to OpenAPI documentation, following industry standards.
Write Comprehensive Unit Tests for a Function
Generates a comprehensive unit test suite following the AAA pattern, covering all nominal, edge and error scenarios for a given function.
Design a Microservices Architecture for an Application
Guides the design of a complete microservices architecture, from service decomposition to deployment strategy, adapted to project constraints.
Perform a Code Review Like a Senior Developer
Simulates the code review of an experienced tech lead, covering all aspects of a PR: quality, security, performance and maintainability.
Debug a JavaScript Error Systematically
A structured prompt to analyze and fix a JavaScript error methodically, identifying the root cause and applying a documented fix.
Design a Marketing Webinar That Converts to Customers
This prompt generates a complete webinar plan from the registration page to post-event follow-up, with a narrative structure optimized for conversion.
Write High Click-Through Rate Google Ads
This prompt generates a complete set of responsive Google Ads (15 headlines + 4 descriptions + extensions) optimized to maximize CTR and Quality Score.
Create an Innovative Customer Loyalty Program
This prompt generates a complete loyalty program with point mechanics, tiers, gamified rewards catalog and projected ROI, adapted to your economics.
Build a Brand Podcast Strategy
This prompt generates a complete podcast strategy from conception to distribution, with differentiated positioning and an operational launch plan.
Write a Marketing Job Posting That Attracts Top Candidates
This prompt generates an inclusive and precise marketing job posting that stands out on job boards and attracts truly qualified, culturally aligned candidates.
Create a Monthly Marketing Report for Clients or Management
This prompt generates a complete monthly marketing report that is decision-oriented rather than descriptive, with a RAG (Red/Amber/Green) system for quick reading.
Write a Complete Sales Pitch
This prompt generates a complete sales pitch with elevator pitch, discovery questions, FAB arguments, objection responses and closing techniques.