MailerSend is an intuitive email API and SMTP tool for fast, reliable transactional email sending with high deliverability and easy integration. It supports multiple domains, inbound routing, and offers 24/7 expert support.
Stop stacking subscriptions. Call every data provider - emails, phones, enrichment, intent - from Claude Code, billed by credits, on a single API key.
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MailerSend is recommended for businesses of all sizes who need to send invoices, delivery updates, and password links quickly with high deliverability. It’s ideal for startups, agencies, and large organizations that want easy integration and reliable email delivery.
MailerSend offers a free plan with 500 emails/month and paid plans starting at $5.60/month for 5,000 emails, scaling up to $88/month for 50,000 emails with added features like SMS and email verification credits. Plans vary by email volume, number of users (1 to unlimited), domains, templates, and API request limits. A free trial is available to test the service, and extra emails cost between $0.80 and $1.20 per 1,000 depending on the plan.
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MailerSend requires basic configuration like connecting your domain and setting up API keys, which you can complete solo in minutes. After signing up, simply integrate using their SDKs or SMTP relay to start sending emails quickly.
MailerSend
