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90
MCP live MCP 2026-07-28 streamable-http

RPN Calculator

com.apished/rpn-calculator

Evaluates Reverse Polish Notation (postfix) expressions: arithmetic, trig, logs, bitwise ops.

Watch this dependency Share evidence report
Uptime
60.0%
5 direct probes · 30d
Response
296ms
last probe
Tools
1
callable
Resources
0
readable
Prompts
0
available
Primary URL
https://apished.com/mcp/v1/rpncalc
Score: 90/100
Handshake verified by our own probe.
pass Answers the MCP handshake 50/50
The handshake and the list calls succeeded on the primary URL.
pass Lists tools, resources or prompts 30/30
1 tools, 0 resources, 0 prompts returned.
partial 3 or more catalogue items 0/10
1 item in total; 3 or more earns these points.
How to earn +10 points
Expose at least three tools, resources or prompts
Split a catch-all tool into focused ones, or publish your docs and templates as resources and prompts.
Docs →
pass Describes itself 10/10
93 characters; more than 30 earns these points.

Tools · 1

rpncalc_eval

Evaluates a Reverse Polish Notation (postfix) expression: whitespace-separated tokens, each a number or an operator/function that pops its operands off a stack and pushes the result. Supports arithmet…

How to use

Claude Desktop or claude.ai: add a custom connector (Customize → Connectors; on Team and Enterprise plans an owner adds it under Organization settings → Connectors) with this server URL: https://apished.com/mcp/v1/rpncalc

Cursor or Cline: add to your MCP config:

{
  "mcpServers": {
    "rpn_calculator": {
      "url": "https://apished.com/mcp/v1/rpncalc",
      "transport": "streamable-http"
    }
  }
}