# autosend.com > AI-optimized mirror of autosend.com containing 50 pages totalling 32,645 words of clean markdown content, structured data, and semantic HTML. Original source: https://autosend.com/. Last updated: 2026-04-30T22:06:43.072Z. Each page is available as HTML (with JSON-LD structured data) and Markdown (text-only, ideal for LLMs and RAG). ## Articles & Blog Posts - [Transactional emails that reach inboxes faster!](/transactional-emails/index.html): Send OTPs, password resets, and alerts with AutoSend’s reliable transactional email API. (396 words) - [Email marketing that grows with you](/marketing-emails/index.html): Create and send email marketing campaigns with AutoSend. Reliable inbox delivery and real-time analytics included. (468 words) - [Free email template builder with markdown support.](/compose/index.html): Create responsive email templates without code. Write in Markdown and export clean HTML instantly. Free to use, no signup required (99 words) - [Automate all emails from _conversion_ to _retention_.](/email-automation/index.html): Build and send automated email sequences triggered by contact actions. Welcome emails, drip campaigns, and follow-ups that run themselves with AutoSend. (470 words) - [Email infrastructure built for AI agents](/agents/index.html): Email infrastructure built for AI agents. AutoSend provides an MCP server, a skills.md file, and full REST API coverage so your agent can send, manage, and monitor emails. (200 words) - [Terms & Conditions](/legal/terms/index.html): These terms explain your rights and responsibilities when using AutoSend. (1,021 words) - [Create account](/signup/index.html) (36 words) - [blog/how-to-get-a-verified-checkmark-in-gmail-with-bimi/index.html](/blog/how-to-get-a-verified-checkmark-in-gmail-with-bimi/index.html) (1 words) - [How to Warm Up a New Domain for Transactional Emails](/blog/how-to-warm-up-a-new-domain-for-transactional-emails.html): Learn how to warm up a new domain for transactional emails with this step-by-step guide. Improve deliverability, build reputation, and avoid spam filters. (1,835 words) - [blog/smtp-vs-api-complete-developer-guide/index.html](/blog/smtp-vs-api-complete-developer-guide/index.html) (1 words) - [blog/new-email-domain-warmup-guide/index.html](/blog/new-email-domain-warmup-guide/index.html) (1 words) - [blog/how-to-read-email-metrics/index.html](/blog/how-to-read-email-metrics/index.html) (1 words) - [blog/why-gmail-says-your-emails-appear-suspicious/index.html](/blog/why-gmail-says-your-emails-appear-suspicious/index.html) (1 words) - [The List-Unsubscribe Header: A Complete Guide](/blog/list-unsubscribe-header/index.html): The List-Unsubscribe header lets Gmail and Yahoo show a native unsubscribe button on your emails. Here's how it works and how to set it up correctly. (2,006 words) - [pricing/index.html](/pricing/index.html) (1 words) - [faq/index.html](/faq/index.html) (1 words) - [The Complete Guide to Email Authentication: SPF, DKIM, and DMARC](/blog/the-complete-guide-to-email-authentication-spf-dkim-and-dmarc.html): This guide walks you through what each protocol does, how to set them up, and the common mistakes that silently wreck your inbox placement. (2,424 words) - [SendGrid Alternative: Why AutoSend Is the Best Modern Email Platform](/blog/sendgrid-alternative/index.html): Looking for a SendGrid alternative? Discover why AutoSend is the best modern email platform for transactional and marketing emails with simple pricing and reliable deliverability. (1,361 words) - [How SPF, DKIM, and DMARC Work Together to Protect Your Domain](/blog/how-spf-dkim-and-dmarc-work/index.html): Learn how SPF, DKIM, and DMARC protect your domain from spoofing and phishing, improve trust, and boost email deliverability. (1,166 words) - [Avoid These 5 Mistakes While Sending Transactional Emails](/blog/avoid-these-5-mistakes-while-sending-transactional-emails.html): Learn the common mistakes teams make when sending transactional emails and how to fix them for better deliverability, clarity, and compliance. (1,154 words) - [Do Transactional Emails Need an Unsubscribe Link?](/blog/do-transactional-emails-need-an-unsubscribe-link/index.html): Learn when transactional emails need an unsubscribe link, when they don’t, and how to stay compliant with CAN-SPAM and GDPR rules. (1,091 words) - [Emails Going to Spam? Here’s How to Fix It](/blog/emails-going-to-spam-heres-how-to-fix-it/index.html): Learn why your emails are going to spam and how to fix it. A simple guide to improve email deliverability, authentication, and sender reputation. (1,221 words) - [Why Your Emails Go to Spam: 18 Reasons and How to Fix Each One](/blog/how-to-stop-emails-from-going-to-spam/index.html): Email mistakes that killing your deliverability: missing authentication, new domain blasts, URL shorteners, poor personalization, and more. Plus how to fix each. (2,323 words) - [The e _mail_ blog](/blog/index.html): Featuring product updates, email best practices, and resources for developers and marketers. (683 words) - [AutoSend vs. Loops: Complete Comparison](/vs/loops/index.html): Compare AutoSend and Loops side-by-side. See detailed pricing, features, deliverability, and developer experience. (1,080 words) - [DKIM (DomainKeys Identified Mail)](/glossary/dkim-domainkeys-identified-mail/index.html): An authentication method that verifies an email's integrity and sender domain using cryptographic signatures. (417 words) - [DMARC (Domain-based Message Authentication, Reporting & Conformance)](/glossary/dmarc-domain-based-message-authentication-reporting-conformance.html): An authentication protocol that builds on SPF and DKIM, telling mail servers how to handle failed authentication. (374 words) - [Transactional Email](/glossary/transactional-email/index.html): Automated emails triggered by user actions such as signups, password resets, or purchase confirmations. (415 words) - [The Hidden Cost of Poor Email Deliverability](/blog/the-hidden-cost-of-poor-email-deliverability/index.html): Poor email deliverability hurts trust, engagement, and revenue. Learn how to protect your domain and improve email deliverability with AutoSend. (1,033 words) - [AutoSend vs SendGrid: Complete Comparison](/vs/sendgrid/index.html): Compare AutoSend and SendGrid side-by-side. See detailed pricing, features, deliverability, and developer experience. (979 words) - [The Email Glossary.](/glossary/index.html): Understand key email terms like SMTP, DKIM, SPF, blocked emails, bounces, and a lot more in AutoSend’s easy-to-read glossary. (423 words) - [Marketing Email](/glossary/marketing-email/index.html): Emails sent to promote products, services, or updates to a group of subscribers, including newsletters and promotions. (458 words) - [Email Deliverability](/glossary/email-deliverability/index.html): A measure of how successfully emails reach recipients' inboxes instead of spam folders. (434 words) - [Open Rate](/glossary/open-rate/index.html): The percentage of recipients who open an email, influenced by subject line, sender reputation, and placement. (382 words) - [Suppression List](/glossary/suppression-list/index.html): A list of email addresses that should never receive emails, including unsubscribes, bounces, and spam complaints. (382 words) - [SPF (Sender Policy Framework)](/glossary/spf-sender-policy-framework/index.html): A DNS record that specifies which servers are authorized to send emails for a domain, preventing spoofing. (386 words) - [Inbox Placement](/glossary/inbox-placement/index.html): Whether emails land in the primary inbox, promotions tab, or spam folder. (369 words) - [Email API](/glossary/email-api/index.html): A developer interface that allows applications to send and manage emails programmatically without manual SMTP setup. (398 words) - [Send emails that reach inboxes.](/deliverability/index.html): Real-time reputation monitoring, automatic list hygiene, and a spam checker built in. AutoSend handles deliverability so your emails reach inboxes. (1,003 words) - [SMTP (Simple Mail Transfer Protocol)](/glossary/smtp-simple-mail-transfer-protocol/index.html): The standard protocol used to send emails across the internet. (401 words) - [AutoSend Partners with Dodo Payments to Power Transactional Email Notifications](/blog/autosend-partners-with-dodo-payments/index.html): Dodo Payments customers can seamlessly integrate AutoSend's email API to handle all payment-related notifications, from transaction confirmations to subscription updates. (1,045 words) - [Click-through Rate (CTR)](/glossary/click-through-rate-ctr/index.html): The percentage of recipients who click links inside an email. (375 words) - [Why Every Indie Hacker I Know Is Overpaying for Email](/blog/email-service-for-indie-hackers/index.html): I've had the same conversation with a dozen indie hackers this year. Their email bill keeps going up, not because they send more, but because their list grew. (994 words) - [Bounce Rate](/glossary/bounce-rate/index.html): The percentage of emails that fail to deliver. Hard bounces are permanent, soft bounces are temporary. (347 words) - [Stop Tracking Open Rates. Your Deliverability Will Thank You.](/blog/stop-tracking-open-rates/index.html): Tracking open rates could be sending your emails to spam. Learn why the metric is unreliable and what to measure instead. (1,227 words) - [AutoSend vs Resend: Complete Comparison](/vs/resend/index.html): Compare AutoSend and Resend side-by-side. See detailed pricing, features, and developer experience. (796 words) - [Why AutoSend Doesn’t Have a Free Plan](/blog/why-autosend-doesnt-have-a-free-plan/index.html): How protecting deliverability, reliability, and focus shaped our decision to not offer the free plan. (761 words) - [Let's see how AutoSend is a great fit](/book-a-demo/index.html): Talk to the AutoSend product team. See how it fits your stack in 30 minutes. (55 words) - [Legal](/legal/index.html): Find AutoSend’s legal documents including Fair Use Policy, Privacy Policy, Terms of Service, and Subprocessors. (127 words) - [Login](/login/index.html): Sign in to AutoSend to send emails, manage campaigns, and track performance. (23 words) ## Resources - [Full Page Index](/index.html): Browse all cached pages with rich metadata - [About This Cache](/content/about.html): Methodology, technical details, and usage guidelines - [XML Sitemap](/content/sitemap.xml): Machine-readable sitemap for crawler discovery - [Robots.txt](/content/robots.txt): Crawler directives