The Prompt Index
Free AI prompt database, search engine, and learning community.
What is The Prompt Index?
The Prompt Index is a community-driven platform and hub designed for prompt engineers and AI enthusiasts. It serves as an extensive ai prompt database and prompt library featuring over 600 curated prompts for systems like ChatGPT, Claude, Gemini, and Stable Diffusion. Operating as an accessible prompt directory, the platform helps users optimize their workflows through a suite of tools including an AI Humanizer, PromptShare, and an intuitive ai prompt search engine. Backed by a weekly ai prompt engineering newsletter and an active Telegram channel, the site offers structured support to help users discover high-performance prompts and practical techniques.
Category
Best The Prompt Index use cases by task, role, industry, and platform
These use cases show where The Prompt Index fits best, ranked by fit score before popularity or pricing.
The Prompt Index Pricing Plans
Compare The Prompt Index free options, The Prompt Index paid pricing plans, and usage notes before you choose the best way to use this AI tool in 2026.
Free, Elite Membership from $4.99/mo
Access to the prompt database, prompt search, weekly newsletter, and basic community features.
Full access to over 29+ online AI courses, official completion certificates, and new resources added weekly.
Pricing updated:Jun 12, 2026
The Prompt Index AI Features
The Prompt Index Pros and Cons
Pros
- Large collection of prompts available without mandatory fees
- Useful utility tools for managing and sharing prompts
- Regular updates via a weekly newsletter containing trending prompts
Limitations
- Registration is necessary to submit custom prompts or use the advanced toolbox
- Full access to advanced courses and certifications requires a paid subscription