send-email

Send transactional and bulk emails via the Resend API.

5|Updated Mar 9, 2026
One-click install
npx skills add https://github.com/STier-Ai/stier --skill send-email-stier-ai
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: send-email
Source: https://github.com/STier-Ai/stier/tree/main/.agents/skills/resend/send-email
Command: npx skills add https://github.com/STier-Ai/stier --skill send-email-stier-ai

SYSTEM DOCUMENTATION & REQUIREMENTS

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

What problem does it solve?

This Skill addresses the need for sending transactional emails like welcome messages, order confirmations, and notifications, as well as bulk emails, with ease and efficiency.

Core Features & Use Cases

  • Transactional Email Sending: Use this Skill to send welcome messages, order confirmations, and password resets via the Resend API.
  • Bulk Emailing: Automate the dispatch of mass emails, reducing manual effort and increasing efficiency.
  • Use Case: When onboarding new users, use this Skill to automatically send personalized welcome emails.

Quick Start

Use the send-email skill to send a transactional email with the 'sk-stier-...' key and specify the recipient and subject.

Frequently Asked Questions about send-email

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

FAQPage Schema
How do I send transactional emails like order confirmations and password resets using an API?

You can send transactional emails like order confirmations and password resets by using the Resend API. This skill supports both individual and batch sending options, requiring only a valid Resend API key to dispatch messages immediately or on a schedule.

What is the best way to send bulk emails via the Resend API for customer onboarding?

The best way to send bulk emails via the Resend API is to use batch sending options. This automates the dispatch of mass emails like personalized welcome messages for customer onboarding, reducing manual effort while increasing delivery efficiency.

Do I need a specific API key to send transactional emails with Resend?

Yes, you need a valid Resend API key to send transactional emails. You must provide this key, such as the 'sk-stier-...' format, when specifying the recipient and subject to authenticate and execute your email dispatch.

Can I include attachments when sending bulk or transactional emails through the Resend API?

Yes, you can include attachments when sending bulk or transactional emails through the Resend API. The functionality supports sending emails with or without attachments for various scenarios, including customer onboarding and order confirmations.

Does the Resend API support scheduled sending for transactional notifications?

Yes, the Resend API supports scheduled sending for transactional notifications. You can choose to send emails immediately or schedule them for later dispatch, which is useful for timing customer onboarding sequences or delayed notifications.