Prompt Library

The best prompts from across the internet. Tested, documented, ready to copy.

💎 Prompt of the Day

Three Prompts That Cut AI Hallucinations in Half

Found in Claude's own API documentation. Reddit user ColdPlankton9273 tested them — and the results are remarkable.

🧪 Glitch · beginner
ClaudeChatGPTGemini

The Anti-Sycophant — Force Your AI to Actually Disagree With You

🧪 Glitch · beginner
ChatGPTClaudeGemini

The PRISM Method — When 'You Are an Expert' Helps and When It Hurts

New research proves persona prompting damages factual accuracy while improving tone. PRISM routes personas only when they help. Copy-paste prompt included.

🧪 Glitch · intermediate
GPT-5.4Claude 4.6 Opus/SonnetGemini 3.1 Pro/UltraGrok-4.20

The Premortem Prompt — Make AI Find Every Flaw in Your Plan Before You Start

Stop asking AI 'is this a good idea?' — it'll just agree with you. Instead, make it assume your plan already failed and reverse-engineer the reasons.

🧪 Glitch · beginner
ClaudeChatGPTGeminiGPT-5

Prompt of the Day: The Sycophancy Detector — Make AI Tell You What's Actually Wrong

Stanford published a study in Science proving AI chatbots validate users 49% more than humans — even when you're clearly wrong. This prompt breaks that pattern and forces the model to tell you what it would say if it had no incentive to please you.

🧪 Glitch · beginner
ClaudeGPT-4oGemini

The Anti-Sycophant — Force Your AI to Actually Disagree With You

🧪 Glitch · beginner
ChatGPTClaudeGemini

Prompt of the Day: The PRISM Method — When 'You Are an Expert' Helps and When It Hurts

New research proves 'You are an expert' prompts damage factual accuracy while improving tone. PRISM routes personas only when they help. Copy-paste prompt included.

🧪 Glitch · intermediate
GPT-5.4Claude 4.6 Opus/SonnetGemini 3.1 Pro/UltraGrok-4.20