Guide
Why Your Emails Go to Spam (And How to Fix It)
Your password reset emails are landing in spam. Here are the 5 most common causes and how to fix each one.
Blog
Guides, tutorials, and updates about AI-powered email delivery.
Guide
How to Send Emails Without Owning a Domain
You don't need a custom domain to start sending emails from your app. Send your first email in 2 minutes with zero DNS setup.
Guide
The Real Cost of Email APIs: Pricing Comparison 2026
Confused by email API pricing? We compare the real cost of AISend, Resend, SendGrid, Postmark, Mailgun, and SES — including hidden fees.
Guide
Why Email Authentication Is So Confusing (And a Simpler Way)
SPF, DKIM, DMARC — three acronyms that make developers want to quit. Here's what they actually do and how to set them up in 5 minutes.
Guide
My Emails Aren't Arriving: A Developer's Debugging Guide
Your API returns 200 but users say the email never arrived. Step-by-step guide to find exactly where your email got lost.
Tutorial
Complete Email Authentication Setup: SPF, DKIM, DMARC, BIMI
The definitive 2026 guide to email authentication. Set up SPF, DKIM, DMARC, and BIMI for maximum deliverability and brand recognition.
Guide
AWS SES vs Email API: When to Use a Managed Service
AWS SES is cheap but complex. Compare raw SES vs managed email APIs on developer experience, deliverability, and total cost of ownership.
Guide
Best SendGrid Alternative for Developers in 2026
Looking for a SendGrid alternative? Compare AISend vs SendGrid on pricing, API design, deliverability, and developer experience.
Guide
How AI Agents Send Email: A Developer's Guide
Learn how to give AI agents email capabilities. Programmatic signup, API key generation, and sending emails from Claude, GPT, and custom LLM agents.
Tutorial
Generate Email Templates with AI
Use AI to generate responsive HTML email templates from plain English descriptions. Design, customize, and send production-ready emails in minutes.
Guide
Email Deliverability Checklist for 2026
The complete email deliverability checklist. Authentication, content, reputation, and monitoring steps to ensure your emails reach the inbox.
Tutorial
Sending Emails from Python: REST API vs SMTP vs SDK
Complete guide to sending emails from Python applications. Compare REST APIs, SMTP, and SDKs for Django, Flask, and FastAPI.
Tutorial
Email Verification in Next.js: Complete Implementation Guide
Step-by-step guide to implementing email verification in Next.js applications. Server actions, API routes, and secure token handling.
Tutorial
Building an MCP Email Server with AISend
Build a Model Context Protocol (MCP) email server that gives Claude and other LLMs the ability to send emails through AISend.
Guide
Understanding Email API Rate Limits and Throttling
How email API rate limits work, why they exist, and how to design your application to handle them gracefully.
Tutorial
Real-Time Email Tracking with Webhooks
How to implement real-time email tracking using webhooks. Track delivery, opens, clicks, and bounces in your application.
Guide
Email Bounce Handling: The Developer's Complete Guide
How to handle email bounces in your application. Hard vs soft bounces, suppression lists, and protecting sender reputation.
Tutorial
How to Give Your LLM App Email Capabilities
Add email sending to your LLM application with tool use and function calling. Complete guide for Claude, GPT, and custom AI agent email integration.
Tutorial
Building Email Templates with React in 2026
How to build responsive, cross-client email templates using React components. From setup to production.
Tutorial
Email API vs SMTP: Which Should Developers Use in 2026?
REST API or SMTP for sending emails? Compare performance, reliability, features, and developer experience for modern applications.
Guide
Transactional vs Marketing Email: What Developers Need to Know
Understanding the difference between transactional and marketing emails. Why it matters for deliverability, compliance, and infrastructure.
Guide
Email Deliverability Benchmark 2026
2026 email deliverability benchmarks across Gmail, Outlook, Yahoo. Inbox placement rates, authentication requirements, and what developers need to know.
Guide
Best Email API for SaaS in 2026: Complete Comparison
Choosing the best email API for your SaaS application. We compare AISend, Resend, SendGrid, Postmark, and Mailgun on price, features, and deliverability.
Tutorial
SPF, DKIM, and DMARC Explained for Developers
The complete developer guide to email authentication protocols. How they work, why they matter, and how to set them up.
Tutorial
How to Build a Scalable Email Notification System
Architecture guide for building email notification systems. Queues, templates, retry logic, preference management, and delivery tracking.
Guide
Migrate from Resend to AISend in 5 Minutes
AISend's API is Resend-compatible. Switch to AI-powered delivery with zero code changes. Complete migration guide.
Tutorial
How to Send Transactional Emails with Node.js
Complete guide to sending transactional emails from Node.js. Password resets, welcome emails, and notifications using AISend's API.
Product
How AI Improves Email Deliverability
A deep dive into how AISend uses machine learning to optimize provider routing, send timing, and content scoring for better inbox placement.
Announcement
Introducing AISend: AI-Powered Email API
Why we built an email API with AI at its core. How machine learning is changing email deliverability, routing, and developer experience.
Tutorial
Send Emails from Next.js App Router
Complete guide to sending emails from Next.js 14+ App Router. Use server actions, route handlers, and React Email with AISend.
More posts coming soon. Follow us on Twitter for updates.