Zovo Cross Sum Puzzles for ChatGPT
io.github.theluckystrike/cross-sums
Make printable cross sum puzzles for puzzle fans, teachers and students as a PDF with an answer key.
client:ChatGPT
transport:streamable-http
tools:1
Install Zovo Cross Sum Puzzles in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://cross-sums.zovo.one/mcp
Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs