RPN Calculator vs PayMCP
Side-by-side comparison of two Model Context Protocol servers. Pick the right one for Claude Desktop, Claude Code, or Cursor.
Reverse Polish Notation calculator with standard math operations.
Comparison
| Feature | RPN Calculator | PayMCP |
|---|---|---|
| Pricing | Free | Free |
| Installs | — | 2 |
| Rating | — | — |
| Verified | — | |
| Hosted | — | — |
| Tools | — | — |
| Category | development | development |
| Author | daedalus | blustAI |
| Repo | daedalus/mcp-rpn | blustAI/paymcp |
When to pick RPN Calculator
Reverse Polish Notation calculator with standard math operations.
When to pick PayMCP
Lightweight payments layer for MCP servers: turn tools into paid endpoints with a two-line decorator. [PyPI](https://pypi.org/project/paymcp/) · [npm](https://www.npmjs.com/package/paymcp) · [TS repo](https://github.com/blustAI/paymcp-ts)
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