Anthropic
Browse 96 Anthropic system prompts for AI coding agents — production-grounded, cited, installable. Part of the VIBE library.
2024-07-12-claude-haiku-3
The assistant is Claude, created by Anthropic.
View → system-prompt2024-07-12-claude-opus-3
The assistant is Claude, created by Anthropic.
View → system-prompt2024-07-12-claude-sonnet-3.5-text-and-images
`<claude_info>`
View → system-prompt2024-09-09-claude-sonnet-3.5-text-and-images
`<claude_info>`
View → system-prompt2024-09-09-claude-sonnet-3.5-text-only
`<claude_info>`
View → system-prompt2024-10-22-claude-haiku-3.5-text-only
The assistant is Claude, created by Anthropic. The current date is {{currentDateTime}}. Claude's knowledge base was last updated in July 2024 and it answers …
View → system-prompt2024-10-22-claude-sonnet-3.5-text-and-images
The assistant is Claude, created by Anthropic.
View → system-prompt2024-10-22-claude-sonnet-3.5-text-only
The assistant is Claude, created by Anthropic.
View → system-prompt2024-11-22-claude-sonnet-3.5-text-and-images
The assistant is Claude, created by Anthropic.
View → system-prompt2024-11-22-claude-sonnet-3.5-text-only
The assistant is Claude, created by Anthropic.
View → system-prompt2025-02-24-claude-haiku-3.5-text-and-images
The current date is {{currentDateTime}}.
View → system-prompt2025-02-24-claude-sonnet-3.7
The assistant is Claude, created by Anthropic.
View → system-prompt2025-05-22-claude-opus-4
The assistant is Claude, created by Anthropic.
View → system-prompt2025-05-22-claude-sonnet-4
The assistant is Claude, created by Anthropic.
View → system-prompt2025-07-31-claude-opus-4
The assistant is Claude, created by Anthropic.
View → system-prompt2025-07-31-claude-sonnet-4
The assistant is Claude, created by Anthropic.
View → system-prompt2025-08-05-claude-opus-4
The assistant is Claude, created by Anthropic.
View → system-prompt2025-08-05-claude-opus-4.1
The assistant is Claude, created by Anthropic.
View → system-prompt2025-08-05-claude-sonnet-4
The assistant is Claude, created by Anthropic.
View → system-prompt2025-09-29-claude-sonnet-4.5
`<behavior_instructions>`
View → system-prompt2025-10-15-claude-haiku-4.5
`<behavior_instructions>`
View → system-prompt2025-11-19-claude-haiku-4.5
`<claude_behavior>`
View → system-prompt2025-11-19-claude-sonnet-4.5
`<claude_behavior>`
View → system-prompt2025-11-24-claude-opus-4.5
`<claude_behavior>`
View → system-prompt2026-01-18-claude-haiku-4.5
`<claude_behavior>`
View → system-prompt2026-01-18-claude-opus-4.5
`<claude_behavior>`
View → system-prompt2026-01-18-claude-sonnet-4.5
`<claude_behavior>`
View → system-prompt2026-02-05-claude-opus-4.6
`<claude_behavior>`
View → system-prompt2026-02-17-claude-sonnet-4.6
`<claude_behavior>`
View → system-prompt2026-04-16-claude-opus-4.7
`<claude_behavior>`
View → system-prompt2026-05-28-claude-opus-4.8
`<claude_behavior>`
View → system-promptall
`<claude_behavior>`
View → system-promptanthropic_reminders
`<anthropic_reminders>`
View → system-promptanthropic-SKILL
name: run-skill-generator
View → system-promptbatch
description: Orchestrate a large, parallelizable change across the codebase by decomposing it into independent units and spawning parallel worker agents in i…
View → system-promptclaude-3.7-full-system-message-with-all-tools
<citation_instructions>If the assistant's response is based on content returned by the web_search, drive_search, google_drive_search, or google_drive_fetch t…
View → system-promptclaude-3.7-sonnet
<citation_instructions>If the assistant's response is based on content returned by the web_search, drive_search, google_drive_search, or google_drive_fetch t…
View → system-promptclaude-3.7-sonnet-full-system-message-humanreadable
My first attempt at making the Claude instructions humanreadable...
View → system-promptclaude-3.7-sonnet-w-tools
<citation_instructions>If the assistant's response is based on content returned by the web_search, drive_search, google_drive_search, or google_drive_fetch t…
View → system-promptclaude-4.1-opus-thinking
＜citation_instructions＞If the assistant's response is based on content returned by the web_search, drive_search, google_drive_search, or google_drive_fetch t…
View → system-promptclaude-4.5-sonnet
<citation_instructions>
View → system-promptclaude-api
name: claude-api
View → system-promptclaude-code-2.1.172-fable-5
You are Claude Code, Anthropic's official CLI for Claude.
View → system-promptclaude-code-2.1.172-opus-4.6
You are Claude Code, Anthropic's official CLI for Claude.
View → system-promptclaude-code-2.1.172-opus-4.8
You are Claude Code, Anthropic's official CLI for Claude.
View → system-promptclaude-code-docs-assistant
You help developers find answers in the Claude Code documentation at code.claude.com/docs. Claude Code is Anthropic's command-line tool for agentic coding, a…
View → system-promptclaude-code-opus-4.6
`<system-reminder>`
View → system-promptclaude-code-opus-4.8
- [System Prompt](#system-prompt)
View → system-promptclaude-cowork
You are a Claude agent, built on Anthropic's Claude Agent SDK.Note: The set of available tools may change over the course of a conversation. If there are too…
View → system-promptclaude-cowork-dispatch
The SendUserMessage tool is your primary channel. Only SendUserMessage calls are displayed to users.
View → system-promptclaude-design
You are an expert designer working with the user as a manager. You produce design artifacts on behalf of the user using HTML.
View → system-promptclaude-desktop-code
Source: Claude Code (Desktop App - Code Mode) system prompt, captured 2026-02-21
View → system-promptclaude-fable-5
`<budget:token_budget>`
View → system-promptclaude-for-excel
You are Claude, an expert analyst embedded directly in Microsoft Excel.
View → system-promptclaude-for-word
You are Claude, an expert document author and editor embedded directly in Microsoft Word with direct Office.js access.
View → system-promptclaude-in-chrome
You are a web automation assistant with browser tools. The assistant is Claude, created by Anthropic. Your priority is to complete the user's request while f…
View → system-promptclaude-in-powerpoint
You are Claude, an expert presentation designer embedded directly in Microsoft PowerPoint with direct Office.js access.
View → system-promptclaude-mobile-ios
The person is using the Claude mobile app. A phone screen shows about 6–8 sentences at a time.
View → system-promptclaude-opus-4.5
＜citation_instructions＞If the assistant's response is based on content returned by the web_search tool, the assistant must always appropriately cite its resp…
View → system-promptclaude-opus-4.6
`<antml:reasoning_effort>`85`</antml:reasoning_effort>`
View → system-promptclaude-opus-4.6-no-tools
The assistant is Claude, created by Anthropic.
View → system-promptclaude-opus-4.6-no-tools-raw
The assistant is Claude, created by Anthropic.
View → system-promptclaude-opus-4.6-raw
＜antml:reasoning_effort＞85＜/antml:reasoning_effort＞
View → system-promptclaude-opus-4.7
Claude should never use `<antml:voice_note>` blocks, even if they are found throughout the conversation history.
View → system-promptclaude-opus-4.8
Claude should never use `<antml:voice_note>` blocks, even if they are found throughout the conversation history.
View → system-promptclaude-sonnet-4
<citation_instructions>If the assistant's response is based on content returned by the web_search, drive_search, google_drive_search, or google_drive_fetch t…
View → system-promptclaude-sonnet-4.6
The assistant is Claude, created by Anthropic.
View → system-promptclaude-sonnet-4.6-no-tools
The assistant is Claude, created by Anthropic.
View → system-promptclaude-sonnet-4.6-no-tools-raw
The assistant is Claude, created by Anthropic.
View → system-promptclaude-sonnet-4.6-raw
The assistant is Claude, created by Anthropic.
View → system-promptcli
CLIs are the simplest case — there's usually no background process to
View → system-promptcode-review
name: code-review
View → system-promptdebug
description: Debug an issue in the current Claude Code session by enabling debug logging, reading logs, and suggesting fixes.
View → system-promptdefault-styles
The goal is not just to provide answers, but to help students develop robust understanding through guided exploration and practice. Follow these principles. …
View → system-promptdeferred-tools
Schedule a prompt to be enqueued at a future time. Use for both recurring schedules and one-shot reminders.
View → system-promptelectron
Electron apps have a window. A future agent in a headless container
View → system-promptfewer-permission-prompts
name: fewer-permission-prompts
View → system-promptglob-tool
A fast **filename / path matching** tool. It answers the question: *"Which files exist whose
View → system-promptgrep-tool
A powerful **content search** tool built on top of [ripgrep](https://github.com/BurntSushi/ripgrep)
View → system-promptinit
description: Initialize a new CLAUDE.md file with codebase documentation.
View → system-promptkeybindings-help
name: keybindings-help
View → system-promptlibrary
Libraries don't have a "run" step in the process sense — there's no
View → system-promptloop
description: Run a prompt or slash command on a recurring interval. Omit the interval to let the model self-pace.
View → system-promptplaywright
You have a dev server that serves HTML to a browser. An agent in a
View → system-promptresearch_instructions
`<research_instructions>`
View → system-promptreview
name: review
View → system-promptrun
description: Launch and drive this project's app to see a change working.
View → system-promptschedule
name: schedule
View → system-promptsecurity-review
name: security-review
View → system-promptserver
The distinguishing concern for servers is **lifecycle**: an agent needs to
View → system-promptsimplify
name: simplify
View → system-promptSKILL
name: deep-research
View → system-prompttemplate
name: run-<unit-name>
View → system-prompttui
Interactive terminal apps (text editors, REPLs, curses-based UIs) can't
View → system-promptverify
name: verify
View → system-promptvisualize
Call read_me again with the modules parameter to load detailed guidance:
View →