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Lettermint
@lettermint.co
21 followers 2 following 71 posts
Privacy-first transactional emails that deliver. Hosted in the EU 🇪🇺

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lettermint.co
🔗 lettermint.co/changelog/g...
December 24, 2025 at 10:59 AM
lettermint.co
lettermint.co/changelog/p...
Python SDK Now Available
Integrate Lettermint into your Python applications with our new SDK and easily send emails from your Python code.
lettermint.co
December 23, 2025 at 5:50 PM
lettermint.co
Don't let them end up in spam: lettermint.co/knowledge-b...
Avoid Spam Filters During Holidays: Gmail & Outlook Tips
Gmail and Outlook spam filters get stricter during Black Friday, Cyber Monday, and holidays. Learn how to keep your emails in the inbox, not spam.
lettermint.co
December 15, 2025 at 10:56 AM
lettermint.co
Read the full article and check your MX records:
lettermint.co/knowledge-b...
What is an MX record and how does receiving email work?
An MX record tells mail servers where to deliver emails. Learn what an MX record is, how it works and why it matters for email delivery.
lettermint.co
December 11, 2025 at 11:00 AM
lettermint.co
Here's everything you need to know about #Outlook's SVG block and how to update your emails: lettermint.co/knowledge-b...
Outlook blocks SVG images in emails
Microsoft blocks SVG images in Outlook since 2025. Find out why and which alternatives you can use in your emails.
lettermint.co
December 8, 2025 at 2:55 PM
lettermint.co
lettermint.co/changelog/s...
Send multiple emails at once with batch email
Send up to 500 emails in a single API request with our new batch endpoint. Bundle multiple emails and send them all at once. Fewer requests, faster processing.
lettermint.co
November 27, 2025 at 10:57 AM
lettermint.co
Last chance to optimize your emails: lettermint.co/knowledge-b... #cybermonday
Avoid Spam Filters During Holidays: Gmail & Outlook Tips
Gmail and Outlook spam filters get stricter during Black Friday, Cyber Monday, and holidays. Learn how to keep your emails in the inbox, not spam.
lettermint.co
November 24, 2025 at 11:02 AM
lettermint.co
lettermint.co/knowledge-b...
What is SMTP and how does email sending work?
SMTP is the protocol behind email sending. Learn what SMTP is, how it works, which ports to use, and why proper configuration matters for deliverability.
lettermint.co
November 13, 2025 at 11:00 AM
lettermint.co
Start preparing now: lettermint.co/knowledge-b... #blackfriday
Avoid Spam Filters During Holidays: Gmail & Outlook Tips
Gmail and Outlook spam filters get stricter during Black Friday, Cyber Monday, and holidays. Learn how to keep your emails in the inbox, not spam.
lettermint.co
November 3, 2025 at 11:00 AM
lettermint.co
lettermint.co/knowledge-b...
What is DKIM2 and what's the difference with DKIM?
DKIM2 is the next version of DKIM with improved security and support for forwarded emails. Learn what DKIM2 is and why it matters for email authentication.
lettermint.co
October 30, 2025 at 10:56 AM
lettermint.co
lettermint.co/changelog/t...
Manage your account with the new Team API
Manage your entire Lettermint environment via the API. The Team API is now in preview and offers full control over domains, projects, emails and more.
lettermint.co
October 29, 2025 at 2:03 PM
lettermint.co
Learn when to use them: lettermint.co/knowledge-b...
Email subdomain: what it is and when to use one
Learn what an email subdomain is and why it's crucial for transactional emails. Including when to use subdomains and how to set them up.
lettermint.co
October 23, 2025 at 10:04 AM
lettermint.co
lettermint.co/features/in...
Inbound Emails - Receive and Process Emails via Webhooks
Receive inbound emails as structured JSON via webhooks. Process attachments, filter spam, and automate workflows with Lettermint's EU-based email service.
lettermint.co
October 14, 2025 at 11:51 AM