Mergewell Mail Merge for ChatGPT

io.github.theluckystrike/mail-merge

Mail merge from Excel or CSV to PDF, right in the chat.

client:ChatGPT transport:streamable-http tools:2

Install Mergewell Mail Merge in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://mail-merge.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