Free AI Prompt Library - ChatGPT, Claude, Gemini
Library of 397 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 397 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 37-48 of 397 prompts
Audit code for SQL injection
Find and fix SQL injection
Plan a disaster recovery strategy
Plan DR for production systems
Design an API versioning strategy
Manage API versioning
Review system design for scalability
Identify scalability issues
Design a feature flag system
Build feature flag infrastructure
Write an Architecture Decision Record
Document architecture decisions
Design a multi-tenant architecture
Build multi-tenant SaaS systems
Plan a monolith-to-microservices migration
Migrate monoliths incrementally
Design an event-driven system
Architect event-driven systems
Choose a database for a use case
Make informed database choices
Design a microservices architecture
Plan microservices decomposition
Document a complex function
Generate function documentation