Ukiyo System Prompt Architecture Library (25 Prompts)

Ukiyo System Prompt Architecture Library

25 original, production-structured system prompts for builders shipping AI agents and chatbots — built around the six-part architecture (Role & Persona, Guardrails & Refusal Handling, Tool-Use Protocol, Tone Calibration, Output Format Rules, Escalation Logic) found consistently across today's top AI products.

What's inside

• 25 ready-to-use system prompts across support, sales, coding, data, agentic/tool-use, moderation, brand-voice, education, and ops use cases
• Every prompt broken into the same 6 structural sections so you can mix, match, and re-tune fast
• A pre-launch QA checklist to stress-test any prompt before you ship it
• Delivered as a clean, print-ready PDF

Best for

• Founders and developers building their first production AI agent
• Teams who want a battle-tested starting structure instead of a blank page
• Anyone who wants the patterns behind leaked system prompts without touching anyone's actual proprietary text

How to use

1. Open the PDF and find the archetype closest to what you're building
2. Copy the prompt block into your system/developer message
3. Fill in the bracketed variables with your product's specifics
4. Run the included QA checklist against three real conversations before you ship

Download the PDF

Notes: Digital download, delivered instantly. All 25 prompts are original writing — none of this library reproduces leaked or proprietary text from any AI provider. This product is not affiliated with or endorsed by Anthropic, OpenAI, Google, xAI, or any other AI provider referenced for inspiration.