# Buttondown

> Use this tool when you need to automate and manage email campaigns, analyze campaign performance, or schedule publications. It provides a TypeScript-based interface for interacting with the Buttondown newsletter API, enabling features like email listing, draft creation, analytics retrieval, and publication scheduling. Ideal for use cases requiring streamlined newsletter workflow management, it accepts API keys and parameters as inputs and returns relevant campaign data as output.

Canonical page: https://skillsregistry.net/skills/the-focus-ai-buttondown  
JSON: https://api.skillsregistry.net/v1/skills/the-focus-ai-buttondown

## Description

Buttondown MCP Server provides a TypeScript-based interface for interacting with the Buttondown newsletter API, enabling AI assistants to manage email campaigns through four core tools: listing emails with status filtering, creating drafts, retrieving analytics, and scheduling publications. The implementation features secure API key handling with 1Password integration, comprehensive parameter validation using Zod, and optimized scheduling support with ISO 8601 datetime formatting. Built with a test-driven approach, it's particularly valuable for automating newsletter workflows, analyzing campaign performance, and managing publication schedules without leaving the conversation interface.

## Trust

- **Trust score (0–1):** 0.89
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** communication
- **Updated:** 2026-09-28

## Source

- **Source listing:** [PulseMCP](https://www.pulsemcp.com/servers/the-focus-ai-buttondown)
- **Repository:** <https://github.com/the-focus-ai/buttondown-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "the-focus-ai-buttondown"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/the-focus-ai-buttondown` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/the-focus-ai-buttondown/pull`

---
SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt