Draft, test, and send Mailchimp campaigns straight from your MCP client — with audience management, subscriber CRUD, and post-send analytics behind safe-by-default send gates. STDIO or Streamable HTTP.
Latest release v0.6.0 — v0.6.0: Report accuracy and campaign response fidelity · 1 Nov 2026
2 files for Claude Code, Codex and OpenCode: mailchimp-mcp-server CLAUDE.md, mailchimp-mcp-server AGENTS.md — 12,682 tokens loaded in every session.
CLAUDE.md A 6,341 tok AGENTS.md A 6,341 tok These files are cyanheads/mailchimp-mcp-server's own configuration — they tell Claude Code, Codex and OpenCode how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.