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System Prompts Leaks
Thanks to
The Washington Post built its interactive story on prompts from this repo: See the hidden rules behind AI. Then use them to rewrite this article. (May 11, 2026)
CEPS' AI World built a live data dashboard from this repo's files: System prompts and what they tell us about the chat before the chat (July 10, 2026)
#System Prompts Leaks
Leaked system prompts, captured verbatim — the hidden instructions and rules that ChatGPT, Claude, Gemini, Grok and every other AI chatbot receives before your first message.
#Most recent additions/changes
| What | Date | Link |
|---|---|---|
| Claude Code Advisor tool | September 15, 2026 | Advisor tool prompts (both sides) |
| ChatGPT Work Codex (local) | September 13, 2026 | ChatGPT Work Codex local system prompt |
| Gemini 3.8 Flash | September 13, 2026 | Gemini 3.8 Flash System Prompt |
| Claude Code headless (Fable 5.1) | September 5, 2026 | Claude Code headless system prompt (Fable 5.1) |
| Codex GPT-6-Astra | September 4, 2026 | Codex GPT-6-Astra system prompt |
| Claude Fable 5.1 | September 1, 2026 | Claude Fable 5.1 system prompt · Claude Code (Fable 5.1) |
| Grok 4.6 | August 29, 2026 | Grok 4.6 system prompt |
| Grok Bot | August 21, 2026 | Grok Bot System Prompt |
| Gemini 3.7 Flash | August 18, 2026 | Gemini 3.7 Flash System Prompt |
| Muse Code (Meta's coding CLI) | August 17, 2026 | Muse Code system prompt |
| Claude Cowork (new capture + setup skills) | August 17, 2026 | Claude Cowork system prompt · setup skills |
| Claude Science | August 14, 2026 | Claude Science system prompt |
| Codex GPT-5.6 (Sol variant) | July 26, 2026 | Codex GPT-5.6 system prompt |
| Grok 4.5 | July 26, 2026 | Grok 4.5 system prompt |
| Claude Opus 5 | July 24, 2026 | Claude Opus 5 system prompt · Claude Code (Opus 5) |
| Claude Design (full prompt + 53 tools + 22 skills + 10 starter components) | July 23, 2026 | Claude Design system prompt · skills · starter components |
| Perplexity | July 17, 2026 | Perplexity AI system prompt |
| Claude Code (new models) | July 16, 2026 | Claude Code system prompt (Fable 5) · Sonnet 5 |
| OpenCode · Pi · CommandCode | July 16, 2026 | OpenCode system prompt · Pi system prompt · CommandCode CLI system prompt |
| Kimi K2.6 | July 14, 2026 | Kimi K2.6 system prompt |
| Perplexity Deep Research | July 14, 2026 | Perplexity Deep Research system prompt |
| ChatGPT 5.6 | July 10, 2026 | ChatGPT 5.6 system prompt (Sol, extra high) · Codex GPT-5.6 system prompt |
#Anthropic — Claude system prompts
#Claude.ai system prompts (web, desktop & mobile)
| Model | Prompt |
|---|---|
| Claude Fable 5.1 | Claude Fable 5.1 system prompt |
| Claude Fable 5 | Claude Fable 5 system prompt |
| Claude Opus 5 | Claude Opus 5 system prompt |
| Claude Opus 4.8 | Claude Opus 4.8 system prompt |
| Claude Sonnet 5 | Claude Sonnet 5 system prompt |
| Claude Opus 4.7 | Claude Opus 4.7 system prompt |
| Claude Opus 4.6 | Claude Opus 4.6 system prompt · No tools |
| Claude Sonnet 4.6 | Claude Sonnet 4.6 system prompt · No tools |
| Injected reminders | Claude.ai injected reminders |
#Claude Code system prompts
| Component | Prompt |
|---|---|
| Claude Code (Fable 5.1) | Claude Code system prompt (Fable 5.1) |
| Claude Code (Fable 5) | Claude Code system prompt (Fable 5) |
| Claude Code (Opus 5) | Claude Code system prompt (Opus 5) |
| Claude Code (Opus 4.8) | Claude Code system prompt (Opus 4.8) |
| Claude Code (Sonnet 5) | Claude Code system prompt (Sonnet 5) |
| Claude Code (older models) | Opus 4.7 · Opus 4.6 · Sonnet 4.6 · Haiku 4.5 |
| Subagents | Claude Code subagent system prompts |
| Skills & commands | Claude Code skills · Slash commands |
| MCP servers | Claude in Chrome MCP server system prompt |
| Docs assistant | docs.claude.com assistant instructions |
#Claude integrations
| Product | Prompt |
|---|---|
| Claude Design | Claude Design system prompt · skills · starter components |
| Claude Cowork | Claude Cowork system prompt · Dispatch · setup skills |
| Claude Science | Claude Science system prompt |
| Claude for Microsoft 365 | Claude for Excel · Claude for Word · Claude in PowerPoint |
| Claude in Chrome | Claude in Chrome extension system prompt |
| Claude iOS app | Claude mobile iOS system prompt |
#OpenAI — ChatGPT system prompts
| Model | Prompt |
|---|---|
| ChatGPT 5.6 Sol | ChatGPT 5.6 system prompt (Sol, extra high) |
| ChatGPT 5.5 Thinking | ChatGPT 5.5 Thinking system prompt |
| ChatGPT 5.5 Instant | ChatGPT 5.5 Instant system prompt |
| ChatGPT 5.4 | ChatGPT 5.4 Thinking system prompt |
| ChatGPT 5.3 | ChatGPT 5.3 Instant system prompt |
| ChatGPT 5.2 | ChatGPT 5.2 Thinking system prompt |
| ChatGPT 5 | ChatGPT 5 Thinking system prompt · Agent mode |
| ChatGPT Atlas | ChatGPT Atlas system prompt |
| ChatGPT 4.5 | ChatGPT 4.5 system prompt |
| ChatGPT 4o | ChatGPT 4o system prompt · Deprecation preparedness |
| Voice modes | ChatGPT advanced voice mode system prompt · Legacy voice mode |
| Personalities | ChatGPT personality instructions |
| Memory | ChatGPT advanced memory system prompt |
#Codex system prompts
| Model | Prompt |
|---|---|
| Codex GPT-5.6 | Codex GPT-5.6 system prompt (Terra/Luna) · Sol |
| Codex GPT-5.5 | Codex GPT-5.5 system prompt · Full prompt · Friendly · Pragmatic |
| Codex GPT-5.4 | Codex GPT-5.4 system prompt · Mini |
| Codex Spark | Codex Spark system prompt |
| Codex modes | Plan mode · Auto-review · Computer use · Control Chrome · In-app browser |
| Personas | Friendly · Pragmatic |
#API-injected prompts
| Model | Prompt |
|---|---|
| GPT-5.5 | GPT-5.5 API system prompt · Pro |
| GPT-5.4 / 5.3 | GPT-5.4 API · 5.3 Chat · 5.3 Codex |
| o-series & older | o3 / o4-mini reasoning-effort variants |
Old models, tools & deprecated features
| Old models | GPT-4.5 · GPT-4.1 · GPT-4.1 Mini · o3 · o4-mini · GPT-5.2 Mini (free) · ChatGPT 4o Mini |
| Old 4o variants | 4o WhatsApp · 4o new personality · Monday GPT |
| Old tools | Canvas · Image gen · File search · Python · Web search |
| Old policies | Image safety · Image safety (2026) · Automation context |
| Deprecated features | GPT-5 personalities · GPT-5.1 personalities · Deep research tool · Study and learn · All |
| GPT-5.1 (old) | Professional |
#Google — Gemini system prompts
| Model | Prompt |
|---|---|
| Gemini 3.5 Flash | Gemini 3.5 Flash system prompt · AI Studio |
| Gemini 3.1 Pro | Gemini 3.1 Pro system prompt · API |
| Antigravity CLI | Antigravity CLI system prompt |
| Nano / Banana 2 | Nano Banana 2 system prompt |
| Google Search AI Mode | Google Search AI Mode system prompt |
| Gemini CLI | Gemini CLI system prompt |
| NotebookLM | NotebookLM chat system prompt |
| Jules | Jules system prompt |
| AI Studio Build | AI Studio Build system prompt |
| Gemini 3 | Gemini 3 Flash system prompt · Gemini 3 Pro |
| Gemini YouTube | Gemini YouTube system prompt |
| Gemini Diffusion | Gemini Diffusion system prompt |
| Gemini in Chrome | Gemini in Chrome system prompt |
| Gemini Workspace | Gemini Workspace system prompt |
Older models & variants
| Gemini 2.5 Pro | API · Webapp · Guided learning |
| Gemini 2.5 Flash | Image preview |
| Gemini 2.0 Flash | Webapp |
#xAI — Grok system prompts
| Model | Prompt |
|---|---|
| Grok 4.5 | Grok 4.5 system prompt |
| Grok Build | Grok Build system prompt (CLI agent) |
| Grok 4.3 Beta | Grok 4.3 Beta system prompt |
| Grok 4.2 | Grok 4.2 system prompt |
| Grok Expert | Grok Expert system prompt |
Older versions
| Grok 4.1 Beta | Grok 4.1 Beta system prompt |
| Grok 4 | Grok 4 system prompt · API |
| Grok 3 | Grok 3 system prompt |
| Grok Account | Grok account system prompt |
| Grok Personas | Grok persona prompts |
| Safety Instructions | Grok safety instructions |
#Perplexity system prompts
| Model | Prompt |
|---|---|
| Perplexity | Perplexity AI system prompt |
| Perplexity Computer | Perplexity Computer system prompt |
| Deep Research | Perplexity Deep Research system prompt |
| Comet Browser | Comet browser assistant system prompt |
| Voice Assistant | Perplexity voice assistant system prompt |
#Microsoft — Copilot system prompts
| Product | Prompt |
|---|---|
| GitHub Copilot | GitHub Copilot system prompt |
| VS Code Copilot Agent | VS Code Copilot agent system prompt |
| Copilot CLI | Copilot CLI system prompt |
| Copilot for macOS (app) | Copilot for macOS system prompt |
| Copilot in Word | Copilot in Word system prompt |
#Cursor system prompt
| Product | Prompt |
|---|---|
| Cursor | Cursor system prompt |
#Meta AI system prompts
| Product | Prompt |
|---|---|
| Meta AI | Meta AI Muse Spark system prompt · Muse Spark 1.1 |
| Muse Code | Muse Code system prompt |
#Mistral system prompts
| Product | Prompt |
|---|---|
| Mistral Medium 3.5 (Vibe) | Mistral Medium 3.5 system prompt |
| Mistral Code | Mistral Code system prompt |
#Moonshot — Kimi system prompt
| Model | Prompt |
|---|---|
| Kimi K2.6 | Kimi K2.6 system prompt |
#DeepSeek
| Product | Prompt |
|---|---|
| DeepSeek | DeepSeek system prompt (chat.deepseek.com) |
#Z.ai — GLM
| Product | Prompt |
|---|---|
| GLM | GLM serves no system prompt — verified & documented |
#OpenCode system prompt
| Product | Prompt |
|---|---|
| OpenCode | OpenCode system prompt · May 2026 capture |
#Pi system prompt
| Product | Prompt |
|---|---|
| Pi (Inflection) | Pi system prompt |
#Notion AI system prompt
| Product | Prompt |
|---|---|
| Notion AI | Notion AI system prompt |
#Qwen system prompt
| Product | Prompt |
|---|---|
| Qwen 3.6 Plus | Qwen 3.6 Plus system prompt |
#Misc system prompts
| Product | Prompt |
|---|---|
| Amp Code (Sourcegraph) | Amp Code system prompt |
| CommandCode CLI | CommandCode CLI system prompt |
| Devin CLI | Devin CLI system prompt |
| Docker Gordon AI | Docker Gordon AI system prompt |
| ElevenLabs Voice Agent | ElevenLabs voice agent system prompt |
| Reddit Answers | Reddit Answers system prompt |
| Warp 2.0 Agent | Warp 2.0 agent system prompt |
| Zed AI | Zed AI system prompt |
More products
| Brave Search | Brave Search system prompt |
| Character AI | Character AI system prompt |
| Confer | Confer system prompt |
| Fellou Browser | Fellou browser system prompt |
| Gizmo AI | Gizmo AI system prompt |
| Hermes | Hermes system prompt |
| Indus AI | Indus AI system prompt |
| Kagi Assistant | Kagi assistant system prompt |
| MiniMax M2.5 | MiniMax M2.5 system prompt |
| Proton Lumo AI | Proton Lumo AI system prompt |
| Raycast AI | Raycast AI system prompt |
| Sesame AI Maya | Sesame AI Maya system prompt |
| Stack Overflow AI Assist | Stack Overflow AI Assist system prompt |
| t3.chat | t3.chat system prompt |
| t3 Code | t3 Code system prompt |
#Contact
#Star History