asgeirtj/system_prompts_leaks

Extracted system prompts from Anthropic - Claude Fable 5.1, Opus 5, Claude Design, Claude Code. OpenAI - ChatGPT GPT-6-Astra, Codex. Google - Gemini 3.8 Flash, 3.1 Pro, Antigravity. xAI - Grok, Grok Bot, Cursor, Kimi and more! Updated regularly.

Language modelsJavaScript#ai#anthropic#chatbot#chatgpt#claude

5.7 Breakout Magnitude out of 10. Star growth looks organic. Data as of September 14, 2026.

Open on Seismograph Open on GitHub

About the project

A collection of extracted system prompts from Anthropic, OpenAI, Google, xAI and others — the hidden instructions chatbots receive before a user's first message.

Useful for

Study Claude Code system prompts to understand how the agent plans file operations
Compare ChatGPT and Gemini instructions to analyze differences in model behavior
Use the prompts as a basis for writing your own agent instructions

README summarized by DeepSeek V4.1 Flash. Details may be inaccurate.

Why it’s trending

423 stars today. The usual pace is 73 per day, so that's 5.9× as much.
Over the last two days the pace is 6.2× that of the previous week and a half.
The spike has held for 2 days in a row — not a one-off blip.
GitHub Trending today: #7, +727 stars.
GitHub Trending JavaScript today: #2, +727 stars.
About 49 forks a day — people are taking the code.

Stars per day

Bars are daily stars, the line is the usual pace. Red marks spike days.

Numbers

Total stars: 66,002
Stars in a day: 428
Forks: 10,798
Issues and pull requests: 186
Watchers: 749
Language: JavaScript
License: CC0-1.0
Created: May 3, 2025
Last push: September 13, 2026

Star trust

Growth looks organic: forks and discussion are in line with active projects, and stars arrive unevenly, the way people give them.

These are heuristics, not a verdict: we judge by the repository’s behavior, not by a list of stargazers.

Spotted in

September 13, 2026GitHub Trending today: #3, +727 stars; GitHub Trending JavaScript today: #2, +727 stars

README badge

Paste it into your README — the badge shows the current magnitude and links to this page.

[![Seismograph](https://gitnova.dev/badge/asgeirtj/system_prompts_leaks.svg?lang=en)](https://gitnova.dev/en/r/asgeirtj/system_prompts_leaks)

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