How to Fix Grammar with Ollama on Mac
Run grammar corrections entirely on your Mac with Ollama and open-source models. Echoo connects to your local Ollama instance so your text never leaves your machine — perfect for confidential documents.
Why This Combination Works
Ollama lets you run powerful open-source language models locally on your Mac, meaning your text is never sent to an external server. This makes it the ideal choice for fixing grammar in confidential documents, legal drafts, or proprietary content. Modern open-source models running through Ollama deliver grammar correction quality that rivals cloud APIs for most everyday writing tasks.
Recommended Model
Llama 3.3 70B via Ollama is the best local model for grammar fixing. It matches cloud API quality on standard grammar tasks and handles complex sentence structures well. If your Mac has limited RAM, Llama 3.3 8B provides solid grammar corrections with much lower resource requirements.
Example Prompt
Fix all grammar, spelling, and punctuation errors in the following text. Do not rewrite or rephrase. Preserve the original meaning and tone. Output only the corrected text.
Setup Steps
Download Echoo
Install Echoo from echoo.ai. It runs in your Mac menu bar and integrates with locally hosted models.
Install Ollama and download a model
Install Ollama from ollama.com, then run "ollama pull llama3.3" in Terminal to download the Llama 3.3 model. No API key is needed.
Configure Echoo for Ollama
Open Echoo settings, go to the Providers tab, and select Ollama. Echoo auto-detects your local Ollama instance running on localhost.
Highlight text and press the shortcut
Select text in any app, press your keyboard shortcut, and Echoo processes it through your local Ollama model for private, offline grammar correction.
Frequently Asked Questions
Llama 3.3 70B comes close to GPT-4o quality for standard grammar corrections. You may notice slightly less polish on very nuanced stylistic issues, but for everyday grammar, spelling, and punctuation fixes, the quality difference is minimal.
For the 70B model, you need a Mac with at least 48GB of unified memory (M2 Pro/Max or higher). The 8B model runs comfortably on any Apple Silicon Mac with 8GB RAM.
Yes, completely. Your text never leaves your Mac. Ollama runs the model locally, and Echoo connects to it over localhost. There is zero network traffic involved in the correction process.
Explore More
Ready to Try It?
Download Echoo for free and start transforming text with AI shortcuts.