agentsmtp-cli

Send test emails and validate SMTP configurations via a minimal CLI.

Updated Mar 12, 2026
One-click install
npx skills add https://github.com/SebastianBoehler/agent-cli-utils --skill agentsmtp-cli
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: agentsmtp-cli
Source: https://github.com/SebastianBoehler/agent-cli-utils/tree/main/skills/agentsmtp-cli
Command: npx skills add https://github.com/SebastianBoehler/agent-cli-utils --skill agentsmtp-cli

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Automates SMTP messaging and validation for agent workflows by providing a lightweight CLI to send and verify mail flows without a full email client.

Core Features & Use Cases

  • Preconfigured provider presets (gmail, google-workspace) for quick setup and secure authentication.
  • Send plain-text messages and validate SMTP sessions to ensure connectivity and credentials.
  • Use in automated pipelines to test mail delivery and monitor SMTP endpoints.

Quick Start

Send a test email using Gmail provider from [email protected] to [email protected].

Frequently Asked Questions about agentsmtp-cli

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

FAQPage Schema
How do I automate sending test emails via SMTP in my workflows?

You can automate SMTP messaging by using a lightweight command-line interface to send plain-text messages and validate SMTP sessions without a full email client. This allows automated pipelines to test mail delivery and monitor endpoints.

Can I use Gmail and Google Workspace provider presets for SMTP authentication?

Yes, you can use preconfigured Gmail and Google Workspace provider presets for quick setup and secure SMTP authentication. These presets streamline the configuration process by relying on environment-based credential sources for automated workflows.

How do I validate SMTP configurations and ensure connectivity before sending mail?

Validate SMTP configurations by running a session validation check through the CLI to ensure network connectivity and verify credentials. This confirms that your SMTP endpoints are correctly configured before sending actual messages.

Does SMTP automation for agents require environment-based credentials?

Yes, SMTP automation for agents requires environment-based credential sources to securely authenticate with providers like Gmail. This approach avoids hardcoding sensitive information directly in your automated workflow scripts.

What is the best way to send automated plain-text messages from a CLI?

The best way to send automated plain-text messages is using a minimal command-line interface designed for agent workflows. It provides structured output suitable for downstream automation while handling the SMTP messaging and validation.