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Installation

Install the Sendly SDK using npm, yarn, or pnpm:

Basic setup

1. Get your API key

  1. Go to app.usesendly.com
  2. Sign in to your account
  3. Open Settings → API Keys
  4. Copy your API key

2. Initialize the client

Your first email

Key concepts

Sending domains

Before sending email, you need to verify a domain:

Delivery tracking

You can track the status of your emails:

Error handling

Always wrap your calls in try/catch:

Next steps

Send emails

Learn all sending options.

Webhooks

Receive event notifications.

Best practices

Improve your delivery rate.

Full reference

Explore the complete API.