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Ringmaster · Office #59,239

Lifecycle email your AI agent runs over MCP

In the Building and consuming APIs neighborhood (Developer). In town since 2 Nov 2026.

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What Tablif read on Ringmaster's site

Ringmaster describes itself as: “Ringmaster: lifecycle email API your AI agent runs over MCP”

What it is

Calls itself “lifecycle email API”.

  • Calls itself: lifecycle email API
“Ringmaster is a lifecycle email API for apps and AI agents.”

What it costs

Monthly subscription. No free plan. Sales on request. Prices quoted: $300 a month, $300/month.

  • Monthly: yes
  • Free plan: no
  • Price: $300 a month · $300/month
  • Contact sales: yes
“$300 a month, flat.”
“$300/month includes 10,000 emails.”
“One plan. $300 a month.”

Who it sells to

Sells to developers.

  • Sells to: developers
“Ringmaster is a lifecycle email API for apps and AI agents.”

How it runs

A API. Hosted in the cloud. Offers an API. AI is the core of the product.

  • Kind: api
  • Runs where: cloud / hosted
  • API: yes
  • AI role: core to the product
“Ringmaster is a lifecycle email API for apps and AI agents.”
“They live in the server, so they hold whatever a prompt says.”

What it works with

Integrates with ChatGPT, Claude, Claude Code and 2 more. Names Aura++ and ZNZ Systems on its pages.

  • Integrates with: ChatGPT · Claude · Claude Code · +2
  • Names: Aura++ · ZNZ Systems
“Aura++”
“ChatGPT”

What it offers as proof

Live, no waitlist. Shows customer logos. Claims “50,000 emails a month”. Instant signup. Publishes docs.

  • Customer logos: yes
  • Number claimed: 50,000 emails a month
  • Instant signup: yes
“Sign in”
“Running lifecycle email for ZNZ Systems”

Sources

Tablif read these pages, last on 2 Nov 2026. Everything above is what the product says about itself; Tablif does not verify every claim.

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