io.github.cyanheads/mailchimp-mcp-server

Mailchimp via MCP: draft, test, and send campaigns; manage audiences and subscribers; pull reports.

needs env probed 2026-10-15

MCP error -32000: Connection closed
 to start
------------------------------------------------------------
Server config validation failed:
  - MAILCHIMP_API_KE

Run it: npx -y @cyanheads/mailchimp-mcp-server@0.4.0 (stdio, probed in a container with the network off)
Host: npmjs.com
Repository: https://github.com/cyanheads/mailchimp-mcp-server
Registry: active, updated 2026-10-13 · registry entry
Reachable: 0 of the last 1 probe

Badge and feed

[![mcpcost](https://mcpcost.ulehla.dev/badge/io.github.cyanheads/mailchimp-mcp-server.svg)](https://mcpcost.ulehla.dev/s/io.github.cyanheads/mailchimp-mcp-server)

An entry for every probe that changed the result, the tool count or the token cost: Atom feed. Add it to a feed reader or a Slack RSS app to hear when the server stops answering or its tool set grows.