Compare LibreChat vs ProWritingAid vs Capacities
| Feature | LibreChat | ProWritingAid | Capacities |
|---|---|---|---|
| Description | A self-hosted, ChatGPT-style chat app that connects to many AI providers in one place. Built for: Small teams who want one shared, self-hosted AI chat workspace. Format: Self-hosted web app (Docker). License: MIT. Open source on GitHub (45,524 stars as of 2026-10-11). | ProWritingAid helps writers improve grammar, style, and story structure with reports and AI rewrites. A free tier lets you start, and Premium plans add deeper critique tools for people finishing books and long documents. | Capacities is a notes and knowledge app built around objects and daily notes. The Basic plan stays free, and Pro adds AI assist so you can explore and connect ideas while keeping ownership of your knowledge base. |
| Pricing | Free and open source; self-hosting, model or API costs may apply | Free tier available; Premium about $30/mo monthly or $10/mo billed yearly ($120); Premium Pro about $36/mo monthly or $12/mo yearly; lifetime options listed | Basic free forever; Pro about $9.99/mo; Believer from about $12.49/mo |
| Main category | Agents and automation | Writing | Research and notes |
| Website | Visit LibreChat | Visit ProWritingAid | Visit Capacities |
| Info last checked | October 12, 2026 | October 14, 2026 | October 13, 2026 |
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