This is the 2nd part of my analysis on Anthropic Claude and its system-wide prompt, focusing on the mental health directives.

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.

Prompt engineering tools help optimize AI-generated responses. Discover the best tools, compare features, and find the right ...

A developer reverse-engineering Anthropic's Claude Code binary discovered on June 30, 2026, that the tool had been silently encoding hidden signals into its AI system prompts for at least three months ...

Want smarter insights in your inbox? Sign up for our weekly newsletters to get only what matters to enterprise AI, data, and security leaders. Subscribe Now The OpenAI rival startup Anthropic ...

The system prompt for OpenAI’s Codex CLI contains a perplexing and repeated warning for the most recent GPT model to “never talk about goblins, gremlins, raccoons, trolls, ogres, pigeons, or other ...

For as long as AI Large Language Models have been around (well, for as long as modern ones have been accessible online, anyway) people have tried to coax the models into revealing their system prompts ...

Last week, Anthropic released the system prompts — or the instructions for a model to follow — for its Claude family of models, but it was incomplete. Now, the company promises to release the system ...

GPT-5.6 was already running in Codex for some users before OpenAI’s government-approved preview opened to partners. A ...