Anthropic Claude provides open access to their system-wide prompt. I analyze the portions dealing with AI mental health guidance. An AI Insider analysis and scoop.

Claude Fable 5 system prompt leaked on GitHub within 24 hours, exposing 120,000 characters of hidden rules, safety limits, and secret restrictions.

GPT-5’s system prompt just leaked to Github, showing what OpenAI wants ChatGPT to say, do, remember … and not do. Unsurprisingly, GPT-5 isn’t allowed to reproduce song lyrics or any other copyrighted ...

On Sunday, independent AI researcher Simon Willison published a detailed analysis of Anthropic’s newly released system prompts for Claude 4’s Opus 4 and Sonnet 4 models, offering insights into how ...

Anthropic released the underlying system prompts that control their Claude chatbot’s responses, showing how they are tuned to be engaging to humans with encouraging and judgment-free dialog that ...

What happens when the inner workings of a $10 billion AI tool are exposed to the world? The recent leak of Cursor’s system prompt has sent shockwaves through the tech industry, offering an ...

Brad Menezes, CEO of enterprise vibe-coding startup Superblocks, believes the next crop of billion-dollar startup ideas is hiding in almost plain sight: the system prompts used by existing unicorn AI ...