PUCO App Icon

PUCO.ch

Prompt. User. Constraints. Output.

The native macOS engine for professional prompt smithing.

Download Alpha (version 1.0.38)
PUCO App Interface

Why PromptSmith?

Always Accessible

Your knowledge base, one click away. Instantly accessible via global hotkey inside Xcode, Notion, or anywhere else.

Smart Decluttering

Focus on what matters. We intelligently hide unnecessary categories so you can find the right tool faster.

Inspiration Engine

Discover new possibilities. Browse your library to spark ideas and apply expert knowledge you didn't know you had.

Smart Forms

Don't edit text; fill forms. Standardized inputs ensure consistency and zero syntax errors in your prompts.

Full-Text Search

Find anything instantly. Deep search indexes hidden prompts, template text, and variables.

For Every Level

From Noob to Pro. Use expert templates or build complex logic with global suffixes and variables.

Speed Workflow

Designed for muscle memory. Hotkey -> Select -> Fill -> Copy -> Done. Back to work in seconds.

Dynamic Sorting

Your most used tools bubble to the top. The app adapts to your usage patterns automatically.

Feature Deep Dive

Feature Benefit
Native Menu Bar App Lives quietly in your menu bar. Lightweight and always available without cluttering your dock.
iCloud Sync Your prompts are everywhere. Start on Mac, tweak on iPad, use on iPhone.
Privacy First Zero Data Tracking. Everything stays on your device and private iCloud.
Global Suffix Injection Automatically append rules like "Answer in JSON" to every prompt.
Multi-LLM Ready Optimize templates for ChatGPT, Claude, Gemini, or local models.
Agent Integration Specific support for AI Agents like Cursor and AntiGravity.
Visual Validation Real-time preview shows exactly what the AI will see. Missing variables are highlighted.

Native on Every Device

macOS

iOS