skills.rest
Sendmux
SendmuxOFFICIAL
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Website𝕏@sendmuxGitHub

sendmux-getting-started

Guide Sendmux installation, credential validation, and first API call setup.

31|1|Updated Jun 17, 2026
Search Tags:#domain management#API setup#email sending#credential validation#Sendmux
One-click install
npx skills add https://github.com/Sendmux/skills --skill sendmux-getting-started
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: sendmux-getting-started
Source: https://github.com/Sendmux/skills/tree/main/plugins/sendmux/skills/sendmux-getting-started
Command: npx skills add https://github.com/Sendmux/skills --skill sendmux-getting-started

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill assists users in installing Sendmux, validating credentials, and guiding them through the setup process for the first API call.

Core Features & Use Cases

  • Skill Installation: Automated installation of Sendmux skills.
  • Credential Validation: Checks the validity of smx_root_, smx_mbx_, and smx_agent_ credentials.
  • Setup Guidance: Provides guidance on choosing the right API surface (MCP, CLI, SDK), key type, and the first verified API call.
  • Use Case: A user who needs to send an email through Sendmux would use this Skill to install the necessary Sendmux components, validate their API key, and get started with sending their first email.

Quick Start

Use the /sendmux-getting-started skill to install Sendmux and validate your credentials for sending emails.

Frequently Asked Questions about sendmux-getting-started

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I set up email sending through Sendmux and validate my API credentials?▼

To set up email sending, you install Sendmux, verify `smx_root_`, `smx_mbx_`, and `smx_agent_` credentials, and use environment variables for API key handling. This validates your setup for making your first API call.

What is the best way to choose the right API surface for Sendmux domain management operations?▼

Choosing the right API surface for domain management involves selecting between MCP, CLI, or SDK options based on your workflow. Setup guidance helps you pick the correct key type and surface for your operations.

Do I need environment variables or secret management to handle Sendmux API keys?▼

Yes, you need environment variables or secret management to handle Sendmux API keys securely. This requirement ensures your credentials are validated and stored safely before initiating mailbox operations.

How does credential validation work for Sendmux mailbox operations?▼

Credential validation for mailbox operations works by checking the validity of `smx_root_`, `smx_mbx_`, and `smx_agent_` credentials. This automated check ensures your keys are authorized before you make your first verified API call.

Can I use Sendmux with my existing CLI, SDK, or MCP setup for email sending?▼

Yes, you can use Sendmux with your existing CLI, SDK, or MCP setup for email sending. The setup process guides you in choosing the correct API surface that matches your preferred integration method.

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