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Best Prompt Engineering (2026) | Unfragile

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Prompt Engineering

107 tools · Browse 107 prompt engineering AI artifacts on Unfragile.

Avg score: 49/100

15 free

5 freemium

1 open source

Cursor Rules

Community .cursorrules collection — project-specific AI instructions for Cursor IDE.

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Anthropic Cookbook

59/100Free

Official Anthropic recipes for building with Claude.

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DSPy

Stanford framework that replaces manual prompting with automatically optimized LLM programs.

OpenAI Playground

OpenAI's interactive testing environment for GPT models.

Promptimize

Prompt optimization library with systematic variation testing.

Awesome ChatGPT Prompts

Curated collection of 150+ ChatGPT prompt templates.

Prompt-Engineering-Guide

🐙 Guides, papers, lessons, notebooks and resources for prompt engineering, context engineering, RAG, and AI Agents.

Constitutional AI

Anthropic's principle-guided AI alignment methodology.

OpenAI Cookbook

Examples and guides for using the OpenAI...

PromptsIdeas

Unlock AI creativity: market, monetize, and master generative...

PromptPerfect

Revolutionize AI prompt creation with real-time optimization and...

Promptomania

Enhance AI art creation with tailored prompts and versatile...

Prompt Engineering Guide

Guide and resources for prompt...

MidJourney Prompt Helper

Unleash AI artistry with intuitive prompt crafting and...

Libretto

Refine, test, and optimize AI prompts...

PromptBase

A marketplace for buying and selling quality prompts for DALL·E, GPT-3, Midjourney, Stable...

Myriad

Scale your content creation and get the best writing from ChatGPT, Copilot, and other AIs. Build and fine-tune prompts for any kind of content, from...

Ape

Revolutionize LLM prompts with advanced tracing and automated...

Reprompt

Streamline prompt testing: collaborative, efficient,...

PromptLoop

Streamline AI prompt creation and optimization...

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