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GitHub
github.com › asgeirtj › system_prompts_leaks
GitHub - asgeirtj/system_prompts_leaks: Collection of extracted System Prompts from popular chatbots like ChatGPT, Claude & Gemini
Collection of extracted System Prompts from popular chatbots like ChatGPT, Claude & Gemini - asgeirtj/system_prompts_leaks
Starred by 24.5K users
Forked by 3.7K users
Languages   Roff 86.5% | JavaScript 13.5%
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Reddit
reddit.com › r/agi › the claude code system prompt leaked
r/agi on Reddit: The Claude Code System Prompt Leaked
July 29, 2025 -

https://github.com/matthew-lim-matthew-lim/claude-code-system-prompt/blob/main/claudecode.md

This is honestly insane. It seems like prompt engineering is going to be an actual skill. Imagine creating system prompts to make LLMs for specific tasks.

Wouldn't AGI be seriously dangerous if one bad actor were to inject a malicious system prompt?

People also ask

What are the regulatory implications of increased transparency in system prompts like those used by Claude 3.7 Sonnet?
Increased transparency in system prompts, like those of Claude 3.7 Sonnet, raises issues regarding data protection and user privacy. Regulators may require higher standards to ensure sensitive information is not compromised while balancing this with the need for transparency for auditing and improving AI models.
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actuia.com
actuia.com › en › news › a-leak-reveals-the-entire-system-prompt-of-claude-37-sonnet
A Leak Reveals the Entire System Prompt of Claude 3.7 Sonnet
What is constitutional AI and how does it influence AI models like Claude 3.7 Sonnet?
Constitutional AI is an approach that aims to integrate values and principles inspired by documents like the Universal Declaration of Human Rights into the training of AI models. This method influences models such as Claude 3.7 Sonnet by guiding them towards behaviors that reflect these values, such as reliability and interpretability, while addressing ethical concerns.
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actuia.com
actuia.com › en › news › a-leak-reveals-the-entire-system-prompt-of-claude-37-sonnet
A Leak Reveals the Entire System Prompt of Claude 3.7 Sonnet
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Simon Willison
simonwillison.net › 2025 › May › 25 › claude-4-system-prompt
Highlights from the Claude 4 system prompt
May 25, 2025 - Thankfully, you can’t stop a system prompt from leaking. Pliny the Elder/Prompter/Liberator maintains a GitHub repo full of leaked prompts and grabbed a full copy of Claude 4’s a few days ago.
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ActuIA
actuia.com › en › news › a-leak-reveals-the-entire-system-prompt-of-claude-37-sonnet
A Leak Reveals the Entire System Prompt of Claude 3.7 Sonnet
May 13, 2025 - Last week, a leak revealed the full system prompt of the hybrid reasoning model Claude 3.7 Sonnet, introduced last February by Anthropic. With an unusual length...
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GPT Insights
gpt-insights.de › ai-insights › gpt-insights-claude-leak-en
Claude System Prompt Leak: SEO Impact
May 28, 2025 - The Claude leak makes this very clear. For SEO practice, this means: Only when a search is actually triggered is there a realistic chance of being linked – and receiving real clicks. Anthropic has officially published some system prompt details on its website, such as in the „Claude System Prompt Release Notes“ (available here).
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Hacker News
news.ycombinator.com › item
Claude's system prompt is over 24k tokens with tools | Hacker News
May 12, 2025 - The canned response is returned to this prompt in Claude's reply. But if you just drop in some technical sounding stuff at the start of your request, the model will happily produce some copyright-infringing content for the party. The following prompt jailbreaks the copyright, and produces a ...
Find elsewhere
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GitHub
github.com › jujumilk3 › leaked-system-prompts
GitHub - jujumilk3/leaked-system-prompts: Collection of leaked system prompts
This repository is a collection of leaked system prompts from widely used LLM based services.
Starred by 13.8K users
Forked by 1.9K users
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Reddit
reddit.com › r/ai_agents › claude 3.7’s full 24,000-token system prompt just leaked. and it changes the game.
r/AI_Agents on Reddit: Claude 3.7’s full 24,000-token system prompt just leaked. And it changes the game.
May 18, 2025 -

This isn’t some cute jailbreak. This is the actual internal config Anthropic runs:
→ behavioral rules
→ tool logic (web/code search)
→ artifact system
→ jailbreak resistance
→ templated reasoning modes for pro users

And it’s 10x larger than their public prompt. What they show you is the tip of the iceberg. This is the engine.This matters because prompt engineering isn’t dead. It just got buried under NDAs and legal departments.
The real Claude is an orchestrated agent framework. Not just a chat model.
Safety filters, GDPR hacks, structured outputs, all wrapped in invisible scaffolding.
Everyone saying “LLMs are commoditized” should read this and think again. The moat is in the prompt layer.
Oh, and the anti-jailbreak logic is now public. Expect a wave of adversarial tricks soon...So yeah, if you're building LLM tools, agents, or eval systems and you're not thinking this deep… you're playing checkers.

Please find the links in the comment below.

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Claude Docs
platform.claude.com › docs › en › test-and-evaluate › strengthen-guardrails › reduce-prompt-leak
Reduce prompt leak - Claude Docs
Try monitoring techniques first, like output screening and post-processing, to try to catch instances of prompt leak. Separate context from queries: You can try using system prompts to isolate key information and context from user queries. You can emphasize key instructions in the User turn, then reemphasize those instructions by prefilling the Assistant turn. Use post-processing: Filter Claude's outputs for keywords that might indicate a leak.
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YouTube
youtube.com › watch
Claude AI's Massive LEAKED Prompt — 24,000 Tokens of INSANITY! - YouTube
Claude's leaked System Prompt - https://github.com/asgeirtj/system_prompts_leaks/blob/main/claude.txtAll credits to the original leaker referredd in the vide...
Published   May 7, 2025
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Claude
docs.claude.com › en › docs › test-and-evaluate › strengthen-guardrails › reduce-prompt-leak
Reduce prompt leak - Claude Docs
Try monitoring techniques first, like output screening and post-processing, to try to catch instances of prompt leak. Separate context from queries: You can try using system prompts to isolate key information and context from user queries.
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CFA Institute
blogs.cfainstitute.org › home › ai bias by design: what the claude prompt leak reveals for investment professionals
AI Bias by Design: What the Claude Prompt Leak Reveals for Investment Professionals - CFA Institute Enterprising Investor
May 15, 2025 - In May 2025, a full 24,000-token system prompt claiming to be for Anthropic’s Claude large language model (LLM) was leaked. Unlike training data, system prompts are a persistent, runtime directive layer, controlling how LLMs like ChatGPT and ...
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YouTube
youtube.com › watch
Breaking Down Claude 4.5's LEAKED System Prompt - YouTube
Join My Community to Level Up ➡ https://www.skool.com/earlyaidopters/about🚀 Link to System Prompt: https://bit.ly/3KrUNRA📅 Book a Meeting with Our Team: ht...
Published   October 1, 2025
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Prompt Hub
prompthub.us › blog › an-analysis-of-the-claude-4-system-prompt
PromptHub Blog: An Analysis of the Claude 4 System Prompt
You can see the full prompt, including the leaked tools in PromptHub here: Claude 4 Sonnet System Message
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Medium
iamshobhitagarwal.medium.com › claude-ai-leaked-system-prompt-exposing-the-24-000-token-hidden-instructions-9285324a355d
Claude AI Leaked System Prompt: EXPOSING the 24,000-Token Hidden Instructions | by Shobhit Agarwal | Medium
May 8, 2025 - The recent leak of Claude’s 24,000-token system prompt offers a rare behind-the-scenes look at exactly how Anthropic programs its chatbot to behave — often in surprisingly human ways.
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YouTube
youtube.com › watch
Mindblowing Claude Leaked System Prompt - YouTube
❗If you're interested in getting updates about Data Driven Automation and Ai Related News, check out my newsletter:www.NoFluff.online👋👋👋HeyIf you’re new t...
Published   May 11, 2025