Show HN：Oshn Prompt – 將任何文字轉換為優化的 AI 提示 (macOS)

Type or Speak.Get Perfect Prompts.

Turn any idea into AI-ready prompts with a single hotkey.

macOS 13.0+ • Apple Silicon & Intel

Prompt improvement backed by research

Every feature is designed around proven prompt engineering techniques from official model documentation and independent research studies.

Global

Hotkey

Press Cmd+Shift+I anywhere to instantly improve selected text. Works in any app - browser, notes, IDE, anywhere.

Voice to

Perfect Prompt

Just speak your idea. Whisper transcribes it, then AI transforms your voice into a polished, optimized prompt. No typing needed.

Smart

Skills

Auto-detects your intent and applies the right skill: video prompts for Sora/Runway, image prompts for Midjourney/DALL-E, professional Slack messages, and more.

Global

Instructions

Set personal preferences that apply to every prompt - your brand voice, language style, or specific requirements. Consistent results every time.

Model Format

Optimization

Each skill is tuned for specific AI models. Video prompts follow Sora/Runway syntax, image prompts use Midjourney structure. Maximum compatibility.

Research-Backed

Methods

Prompt improvements are based on official model documentation and independent research studies. Not guesswork - proven techniques that work.

How it works

Three simple steps to transform any text into a powerful prompt.

Select Text or Speak

Highlight text anywhere, or press Cmd+Shift+U to record your voice. Both methods work seamlessly.

AI Analyzes & Improves

The app detects context, selects the optimal skill, and applies research-backed prompt techniques.

Get Perfect Prompts

Improved text appears instantly. Copy with one click or let it auto-paste into your application.

See It In Action

Watch how Oshn Prompt transforms your workflow with powerful features designed for efficiency.

Voice to Prompt

Press Cmd+Shift+U to start voice recording. Whisper transcribes your speech in real-time, then AI instantly transforms it into a polished prompt. No typing required.

Smart Skills & Model Optimization

Choose a skill to match your goal - video prompts, image prompts, professional messages. Select target model (GPT-4, Claude, etc.) and get prompts formatted specifically for that model's best practices.

Global Instructions

Add custom instructions that apply to every prompt. Set your brand voice, preferred language, specific requirements, or any context you want consistently applied.

Create Custom Skills

Build your own skills with custom transformation rules. Define specific instructions for how your prompts should be improved - perfect for specialized workflows or team standards.

Simple, transparent pricing

Start free, upgrade when you need more. No hidden fees.

Free

Perfect for trying out Oshn Prompt

Pro

For power users and professionals

Questions? Contact us

Frequently Asked Questions

Everything you need to know about Oshn Prompt

Oshn Prompt is a macOS menu bar app that transforms rough ideas into powerful prompts for ChatGPT, Claude, Midjourney, Sora, and other AI tools. Press Cmd+Shift+I on any selected text or use voice input to get an improved prompt instantly.

Select any text in any application (browser, notes, IDE, etc.), then press Cmd+Shift+I. The app captures your selection, improves it using AI, and either copies the result to your clipboard or pastes it directly. Works system-wide on macOS 13.0+.

Press Cmd+Shift+U to start recording. Speak your idea naturally, and Whisper transcribes your speech in real-time. The AI then transforms your spoken words into a polished, optimized prompt. No typing required.

Oshn Prompt creates optimized prompts for all major AI platforms: ChatGPT (GPT-4), Claude, Gemini, Midjourney, DALL-E, Stable Diffusion, Sora, Runway, and more. Each skill is tuned for specific model syntax and best practices.

Yes, you can start free with 50 prompt improvements. The free tier includes all built-in skills, history with search, and global instructions. Pro ($9.99/month) adds unlimited prompts, voice input, and custom skill creation.

Skills are specialized prompt transformation rules. Built-in skills include Video Prompt Generator (for Sora/Runway), Image Prompt Generator (for Midjourney/DALL-E), Professional Slack Message, and Social Media Post. Pro users can create custom skills for their specific workflows.

An internet connection is required for prompt improvement since the AI processing happens in the cloud. However, the app runs locally on your Mac and only sends the text you select for improvement.

Still have questions? Contact us

From the blog

Tips, tutorials, and insights on prompt engineering.

Prompting Text AI vs Image AI: Totally Different Games

The fundamental differences between prompts for LLMs and generative AI for images and video.

Why Your ChatGPT Prompt Sucks in Claude (And Vice Versa)

Learn why prompts don't transfer well between AI models and how to adapt them for ChatGPT, Claude, and Gemini.

What I Figured Out About Writing Prompts for Google Gemini

Understanding Gemini's thinking levels, multimodality, and Search Grounding for better prompt results.

Ready to improve your prompts?

Download Prompt Assistant and start crafting perfect prompts in seconds. Free to try, no credit card required.

macOS 13.0+ required

Transform rough ideas into powerful prompts. One hotkey away.

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Made for macOS 13.0+