Newsletter MCP Server

Newsletter growth loops, welcome-sequence architecture, subject-line and list-metric guidance.

Local serverstdio

What is the Newsletter MCP Server?

Newsletter growth loops, welcome-sequence architecture, subject-line and list-metric guidance.

What it actually does

Platform followers are rented; the list is owned. But most creators (and their AI agents) treat the newsletter as a broadcast afterthought: no welcome sequence, no growth loop, monetization guesses based on list size instead of engagement.

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Maintainer setup documentation.

Recorded tools

Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.

ToolWhat it does
get_growth_loop5 growth loops (lead magnet, social repurpose, cross-promo, referral, sponsorship swap) with when each wins and its failure mode
get_welcome_sequenceThe 6-email architecture: deliver → receipt → quick win → segment → soft offer → close
audit_subject_linePASS/NEEDS WORK: truncation length, spam phrases, fake Re:, specificity
interpret_list_metricHealthy/warning ranges + diagnostics for opens, clicks, growth, unsubs, replies
get_monetization_readinessGiven your list size + engagement: readiness verdicts for own product, per-click sponsorships, flat placements
get_full_packEverything in one payload

How to install the Newsletter MCP Server

claude mcp add newsletter-growth -- npx -y newsletter-growth-mcp

Example prompts to try

  • “Use Newsletter to get growth loop.”
  • “Use Newsletter to get welcome sequence.”
  • “Use Newsletter to audit subject line.”

Frequently asked questions

Newsletter growth loops, welcome-sequence architecture, subject-line and list-metric guidance. Confirm the tools offered by your installed version in the connected client. Tool availability and permissions depend on the server and account configuration.