BGPT MCP vs onUI
A side-by-side comparison of BGPT MCP and onUI — pricing, license, deployment, and where each tool wins.
BGPT MCP
github.com
Hosted MCP server for searching scientific papers with full-text experimental data. 50 free searches, no API key needed.
onUI
github.com
Open-source browser extension and MCP server for annotation-first UI pair programming with AI agents. Works with Claude Code, Cursor, Windsurf, Copilot. Chrome, Edge, Firefox. Free, GPL-3.0.
| Feature | BGPT MCP | onUI |
|---|---|---|
| Pricing | Freemium | Freemium |
| Model | Freemium | Freemium |
| License | Proprietary | Proprietary |
| Deployment | Cloud | Cloud |
| Category | Other | Code & Development |
| Self-hosted | ✕No | ✕No |
| Free tier | ✓Yes | ✓Yes |
Pick BGPT MCP if…
- ✓You prefer BGPT MCP's feature set or ecosystem fit.
Pick onUI if…
- ✓You prefer onUI's feature set or ecosystem fit.