How to Rewrite in Professional Tone with OpenAI on Mac
Instantly transform casual, rough, or poorly written text into polished professional prose using OpenAI. Select any text on your Mac, hit a shortcut, and get a refined version that's ready for clients, executives, or public-facing communications.
Why This Combination Works
OpenAI's GPT-4o is exceptionally skilled at understanding the intent behind casual text and elevating it to a professional register without losing the original meaning. It handles everything from Slack messages to report summaries, producing output that reads naturally and authoritatively. The model's versatility means it adapts to different professional contexts — legal, medical, technical, or corporate.
Recommended Model
GPT-4o — its strong grasp of professional writing conventions across industries makes it the most versatile choice for tone transformation tasks.
Example Prompt
Rewrite the following text in a professional, polished tone. Preserve the original meaning and all key details. The result should be suitable for a business email or client-facing document. Fix any grammar or spelling errors.
Setup Steps
Download Echoo
Install Echoo from echoo.ai and launch it from your menu bar. The app runs quietly in the background, ready whenever you need it.
Add your OpenAI API key
Open Echoo settings, navigate to Providers, and add your OpenAI API key. Select GPT-4o for the highest quality tone rewrites.
Create a Professional Tone command
Set up a custom command with a system prompt like "Rewrite the user's text in a professional, polished tone. Preserve all meaning and details. Fix grammar and spelling. Output only the rewritten text."
Rewrite text with a shortcut
Select any text — in Slack, Notion, Google Docs, or anywhere — press your shortcut, and Echoo replaces the selection with a professionally polished version.
Frequently Asked Questions
No. GPT-4o is instructed to preserve all key details and original intent. It elevates the tone and fixes errors without altering what you're saying. Always review the output to confirm, but meaning preservation is a core strength.
Both. GPT-4o handles everything from one-sentence Slack messages to multi-paragraph reports. For very long documents, you may want to select and rewrite section by section for best results.
Yes. GPT-4o can rewrite text professionally in many languages. The quality is highest in English, Spanish, French, German, and other widely spoken languages.
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Ready to Try It?
Download Echoo for free and start transforming text with AI shortcuts.