Resale Margin Calculator for ChatGPT

io.github.weromon/resale-margin-mcp

Paid MCP tool for resale fees, net profit, ROI, and break-even price.

client:ChatGPT transport:streamable-http tools:1

Install Resale Margin Calculator in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://resale-margintest.weromonit0.workers.dev/mcp

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs