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/system prompts

production prompts worth reading, stealing, and remixing. 6 entries cached, 4 fresh this week.

subscribe to shelf /prompts/llms.txt
filter: all (6) a11y (1)agents (1)ai-tools (2)anthropic (1)anysphere (1)cache (1)character (1)checklist (1)claude (1)claude-code (1)cloud-agents (1)code-review (1)

★ featured

★ featured / fresh
Claude (Anthropic) — what Anthropic publishes

Anthropic does not publish the literal Claude.ai system prompt. What they do publish: Claude's Constitution (CC0), model cards, character docs, Claude Code's literal system prompt, and prompt-engineering guides. Current models: Fable 5.1, Opus 5, Sonnet 5, Haiku 4.5.

by Anthropic updated Sep 2026 other
open entry → source ↗
❯ npx cache add anthropic-claude-system
resolving dependencies…
✓ fetched manifest
✓ verified signature (sha256)
✓ installed to ~/.cache/anthropic-claude-system
─────────────────────────────────
Claude (Anthropic) — what Anthropic publishes other
# compatible:
❯ ▊

all entries 5 shown

01
Code Review System Prompt system prompts · Cache Directory
A system prompt for AI coding assistants that categorizes code review comments by severity and prevents scope creep.
developersystem-promptcode-reviewengineering
May 2026 CC-BY-4.0
02
Cursor Rules for React TypeScript system prompts · Cache Directory
A detailed prompt that generates .cursorrules files for React 19 + TypeScript projects with stack-specific constraints and anti-patterns.
developercursorrulesreact
May 2026 CC-BY-4.0
03
Cursor (Anysphere) — what the harness publishes system prompts · Cursor (Anysphere)
Cursor doesn't publish a literal system prompt. This entry tracks what's public: the model lineup (Cursor × SpaceXAI Grok/Composer, plus Claude/GPT/Gemini/Moonshot/Meta/Z.ai tiers), agent architecture (Cloud Agents, Custom Modes, Composer 2.5, /goal, Self-hosted Machines), and how Cursor Router picks per request.
cursoranyspheresystem-promptide
Sep 2026 proprietary
04
Agent UI source router system prompts · cache.directory
System prompt that tells an agent which public UI caches to load. Maps tasks to ui-skills, shadcn, ReUI, beUI, Beautiful UI, and Kowalski.
uisystem-promptagentsrouting
Sep 2026 CC-BY-4.0
05
Design System Checklist system prompts · designsystemchecklist.com
Open-source checklist for planning, building, and growing a design system. Categories: design language, foundations, core components, maintenance.
design-systemchecklista11ytokens
Sep 2026 other
# machine-readable
curl cache.directory/prompts/rss.xml
curl cache.directory/api/v1/prompts.json