# Email Delivery

> Use the email_delivery core tool to test and send email through Resend, Mailgun, and SendGrid from core runtime.

- **Type:** Skill
- **Install:** `agentstack add skill-argentaios-agent-skills-email-delivery`
- **Verified:** Yes — security-reviewed for prompt injection and unsafe behavior
- **Seller:** [ArgentAIOS](https://agentstack.voostack.com/s/argentaios)
- **Installs:** 0
- **Category:** [Communication](https://agentstack.voostack.com/c/communication)
- **Latest version:** 0.1.0
- **License:** MIT
- **Upstream author:** [ArgentAIOS](https://github.com/ArgentAIOS)
- **Source:** https://github.com/ArgentAIOS/agent-skills/tree/main/email-delivery

## Install

```sh
agentstack add skill-argentaios-agent-skills-email-delivery
```

Requires the [AgentStack CLI](https://agentstack.voostack.com/docs/cli). Works with Claude Code, Cursor, and any MCP-compatible agent.

## About

# Email Delivery Skill

Use `email_delivery` for provider-based email sending.

Primary actions:

- `test_provider`
- `send_resend`
- `send_mailgun`
- `send_sendgrid`

Supported keys:

- `RESEND_API_KEY`
- `MAILGUN_API_KEY` (or `MAILGUN_TITANIUM_API_KEY`) and `MAILGUN_DOMAIN`
- `SENDGRID_API_KEY`

## Source & license

This open-source skill is cataloged on AgentStack and links to its original source — we do not rehost the code.

- **Author:** [ArgentAIOS](https://github.com/ArgentAIOS)
- **Source:** [ArgentAIOS/agent-skills](https://github.com/ArgentAIOS/agent-skills)
- **License:** MIT

Install and usage instructions live in the source repository linked above.

## Pricing

- **Free** — Free

## Security capabilities

Automated source analysis of v0.1.0 — what this tool can access:

- **Network access:** no
- **Filesystem access:** no
- **Shell / process execution:** no
- **Environment & secrets:** no
- **Dynamic code execution:** no

*"Yes" means the capability is present in the source — more access means more to trust, not that it is unsafe.*


## Versions

- **0.1.0** — security scan: passed — Imported from the upstream source.

## Links

- Listing page: https://agentstack.voostack.com/l/skill-argentaios-agent-skills-email-delivery
- Seller: https://agentstack.voostack.com/s/argentaios
- Browse the marketplace: https://agentstack.voostack.com/browse

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Listed on AgentStack — the marketplace for AI agent skills and MCP servers. Every listing is security-reviewed. Creators keep 70%.