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Sendmux/sendmux-sdk

by Various

Official monorepo of SDKs, CLI, and MCP servers for Sendmux email APIs across TypeScript, Python, Go, PHP, Rust, and Ruby.

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MCP

Sendmux/sendmux-sdk

Added 3 Sept 2026

#cli#cli-tool#email#email-automation#email-marketing#inbox#inbox-automation#mcp
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Overview

Official monorepo for Sendmux email APIs, providing SDKs in TypeScript, Python, Go, PHP, Rust, and Ruby, plus a CLI and MCP servers. It centralizes client libraries and tooling for sending and managing email through Sendmux.

Best for

Best for
Developers building email features with Sendmux across multiple programming languages.

Use cases

  • Send transactional emails from Python or TypeScript apps
  • Use MCP server to let AI assistants send emails
  • Script email operations via CLI in CI/CD

How to use

Install

npx -y sendmux-mcp

Notes

73 stars on GitHub. Last updated 2026-09-02. Licensed MIT.

Pros

  • Multi-language SDK coverage
  • Includes CLI and MCP servers
  • Official and maintained by Sendmux

Cons

  • Low star count (73) suggests limited community adoption
  • PHP is listed as primary language but monorepo spans many, so docs may be fragmented
  • Requires Sendmux API key and account

Pairs with

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