# Send an Email — Mailersend

> This action sends a personalized e-mail to the specified recipient. See the documentation

- Key: `mailersend-send-email`
- Type: Action (Write)
- Version: 0.0.2
- App: Mailersend (`mailersend`) — https://pipedream.com/apps/mailersend.md
- This page (HTML): https://pipedream.com/apps/mailersend/actions/send-email
- Hints: open-world
- Source: https://github.com/PipedreamHQ/pipedream/blob/master/components/mailersend/actions/send-email/send-email.mjs

## Description

This action sends a personalized e-mail to the specified recipient. [See the documentation](https://developers.mailersend.com/api/v1/email.html#send-an-email)

## Props

| Prop | Type | Required | Description |
|---|---|---|---|
| `fromEmail` | `string` | Yes | The 'From' email address used to deliver the message. This address should be a verified sender in your MailerSend account. |
| `fromName` | `string` | Yes | A name or title associated with the sending email address. |
| `toEmail` | `string` | Yes | The intended recipient's email address. |
| `toName` | `string` | No | The intended recipient's name. |
| `subject` | `string` | Yes | The email subject. |
| `text` | `string` | Yes | Email represented in a text (text/plain) format. |
| `html` | `string` | Yes | Email represented in HTML (text/html) format, you can add variables such as {$company} to be replaced. |
| `substitutions` | `object` | No | Dynamic variables that should be replaced on the email. e.g: { "company": "MailerSend" }. |

## Run it

**MCP**

```ts
import { Client } from "@modelcontextprotocol/sdk/client/index.js"
import { StreamableHTTPClientTransport } from "@modelcontextprotocol/sdk/client/streamableHttp.js"
import { PipedreamClient } from "@pipedream/sdk"

const pd = new PipedreamClient({
  projectId: process.env.PIPEDREAM_PROJECT_ID!,
  clientId: process.env.PIPEDREAM_CLIENT_ID!,
  clientSecret: process.env.PIPEDREAM_CLIENT_SECRET!,
  projectEnvironment: "production",
})

const accessToken = await pd.rawAccessToken

const transport = new StreamableHTTPClientTransport(
  new URL("https://remote.mcp.pipedream.net/v3"),
  {
    requestInit: {
      headers: {
        Authorization: `Bearer ${accessToken}`,
        "x-pd-project-id": process.env.PIPEDREAM_PROJECT_ID!,
        "x-pd-environment": "production",
        "x-pd-external-user-id": "{external_user_id}", // any stable ID for this user in your system
        "x-pd-app-slug": "mailersend",
      },
    },
  },
)

const mcp = new Client({ name: "my-agent", version: "1.0.0" })
await mcp.connect(transport)

const { tools } = await mcp.listTools()

// listTools() hands your model this tool's input schema, so it can
// fill the arguments itself:
const result = await mcp.callTool({
  name: "mailersend-send-email",
  arguments: {
    fromEmail: "From Email",
    fromName: "From Name",
  },
})
```

**TypeScript**

```ts
import { PipedreamClient } from "@pipedream/sdk"

const pd = new PipedreamClient({
  projectId: process.env.PIPEDREAM_PROJECT_ID!,
  clientId: process.env.PIPEDREAM_CLIENT_ID!,
  clientSecret: process.env.PIPEDREAM_CLIENT_SECRET!,
  projectEnvironment: "production",
})

const result = await pd.actions.run({
  id: "mailersend-send-email",
  externalUserId: "{external_user_id}", // any stable ID for this user in your system
  configuredProps: {
    mailersend: { authProvisionId: "apn_xxxxxxx" },
    fromEmail: "From Email",
    fromName: "From Name",
  },
})

console.log(result)
```

**cURL**

```bash
curl -X POST https://api.pipedream.com/v1/connect/{project_id}/actions/run \
  -H "Content-Type: application/json" \
  -H "X-PD-Environment: production" \
  -H "Authorization: Bearer {access_token}" \
  -d '{
    "external_user_id": "{external_user_id}",
    "id": "mailersend-send-email",
    "configured_props": {
      "mailersend": { "authProvisionId": "apn_xxxxxxx" },
      "fromEmail": "From Email",
      "fromName": "From Name"
    }
  }'
```

---

- App: https://pipedream.com/apps/mailersend.md · All apps: https://pipedream.com/apps