Blog

Guides, deep dives, and ideas on building with email-first AI agents.

A LinkedIn API That Actually Sends Messages

A LinkedIn API That Actually Sends Messages

The official LinkedIn API can't send messages or InMail for most apps. Here's how AI agents log in, send messages and connection requests, and read conversations — programmatically, with real code.

2026-06-21
linkedin-api
linkedin
messaging-api
ai-agents
outreach
How to Give Your AI Agent Its Own Calendar

How to Give Your AI Agent Its Own Calendar

Most agent stacks bolt scheduling on by syncing a human's Google or Outlook calendar. There's a simpler model for AI agents: give the agent its own calendar. Here's why it's better and how to build it — with real API calls for events, RSVPs, availability, and booking links.

2026-06-18
calendar
scheduling
ai-agents
booking
api
Don't put the LLM in your backend

Don't put the LLM in your backend

Bundling the LLM call into your AI product's backend looks like a feature. It's actually a bottleneck — on debugging, on model upgrades, on your support load. Why we ripped ours out and what replaced it.

2026-05-23
ai
infrastructure
product-design
webhooks
llm
MyAgentMail vs Unipile: Pricing & Features

MyAgentMail vs Unipile: Pricing & Features

Both automate LinkedIn for AI agents. An honest, current comparison of pricing, per-account cost, multi-channel coverage, and developer experience — and who each one fits best.

2026-05-02
comparison
unipile
linkedin-api
messaging-api
MyAgentMail vs Resend — Comparison

MyAgentMail vs Resend — Comparison

Resend is excellent for transactional email from human-built apps. MyAgentMail is built for AI agents that need real two-way email + LinkedIn outreach. Honest comparison of pricing, features, and fit.

2026-05-02
comparison
resend
email-api
transactional-email
MyAgentMail vs Postmark — Comparison

MyAgentMail vs Postmark — Comparison

Postmark is the gold standard for transactional email deliverability. MyAgentMail is built around AI agents that need real two-way email + LinkedIn outreach. Here's how to pick.

2026-05-02
comparison
postmark
email-api
transactional-email
Agent Experience: Developer Experience for the AI-Integration Era

Agent Experience: Developer Experience for the AI-Integration Era

Developer experience is being renamed. The reader at integration time is increasingly an agent, not a human. Here's the playbook we used to redesign MyAgentMail's docs around that — llms.txt, paired HTML + markdown API reference, SKILL.md, MCP server, a CLI with Stripe-style browser pairing, and error messages written for the LLM that's about to read them.

2026-04-29
developer-experience
agent-experience
ai-agents
documentation
mcp
cli
llms-txt
Build an Intent-Based LinkedIn Outreach System in an Afternoon

Build an Intent-Based LinkedIn Outreach System in an Afternoon

Step-by-step tutorial: clone our open-source starter, connect a LinkedIn account, set up keyword + engagement + watchlist signals, and ship an end-to-end outreach agent that fires only on real buying intent. Built on myagentmail.

2026-04-28
tutorial
linkedin
intent-signals
outreach
ai-agents
automation
MyAgentMail vs Cloudflare Email for Agents — Comparison

MyAgentMail vs Cloudflare Email for Agents — Comparison

Cloudflare launched Email for Agents in April 2026. How does it compare to MyAgentMail? Feature-by-feature breakdown covering pricing, protocols, lock-in, and multi-tenancy.

2026-04-17
comparison
cloudflare
email-api
MyAgentMail vs AgentMail: Honest Comparison

MyAgentMail vs AgentMail: Honest Comparison

Comparing MyAgentMail and AgentMail (agentmail.to) for your AI agent's email? A fair, up-to-date look at pricing, custom domains, two-way email, and the APIs — and who wins each.

2026-04-17
comparison
agentmail
email-api
Building a Cold Outreach Agent with myagentmail

Building a Cold Outreach Agent with myagentmail

A step-by-step tutorial for building an AI-powered cold outreach agent. Source leads, send personalized emails, track replies, and automate follow-ups using myagentmail's API.

2026-04-12
tutorial
cold-outreach
sales
automation
ai-agents
How to Set Up a Custom Domain for Agent Email

How to Set Up a Custom Domain for Agent Email

Put your AI agent on your own domain in minutes. Step-by-step DNS setup — SPF, DKIM, DMARC — the alias model, and the mistakes that quietly kill deliverability.

2026-04-08
custom-domains
dns
deliverability
setup-guide
email
WebSocket vs Webhooks for Agent Email: When to Use Each

WebSocket vs Webhooks for Agent Email: When to Use Each

A decision guide for agent builders choosing between WebSocket and webhook delivery for inbound email. Understand the tradeoffs in latency, durability, infrastructure requirements, and when to use both together.

2026-04-05
websocket
webhooks
architecture
real-time
email-api
Why AI Agents Need Their Own Email Identity

Why AI Agents Need Their Own Email Identity

An email address is the internet's universal identity layer. Give an AI agent its own and you unlock sign-ups, 2FA, sender reputation, and persistent relationships — here's why it matters.

2026-04-03
identity
ai-agents
email
thought-leadership
reputation
Multi-Tenant Email for SaaS Platforms: Giving Every Customer Their Own Inbox

Multi-Tenant Email for SaaS Platforms: Giving Every Customer Their Own Inbox

How to architect multi-tenant email for SaaS platforms using workspaces. Isolated inboxes, scoped API keys, and billing separation — without building email infrastructure from scratch.

2026-04-01
multi-tenant
saas
workspaces
email-api
architecture
Why Gmail Doesn't Work for AI Agents

Why Gmail Doesn't Work for AI Agents

Automation bans, brutal rate limits, and silent account lockouts make Gmail a liability for AI agents. Here's why it breaks — and the email setup that actually holds up.

2026-03-29
gmail
ai-agents
email
google
compliance
Handling 2FA Verification Codes in AI Agent Workflows

Handling 2FA Verification Codes in AI Agent Workflows

How to build the inline 2FA code pattern for AI agents using WebSocket email streaming. Your agent signs up for a service, receives the verification code in real time, and completes the flow — all in one seamless sequence.

2026-03-26
2fa
verification
websocket
tutorial
ai-agents
Email Deliverability for AI Agents: SPF, DKIM, DMARC, and Domain Warming

Email Deliverability for AI Agents: SPF, DKIM, DMARC, and Domain Warming

A practical guide to email deliverability for AI agent builders. Learn how SPF, DKIM, and DMARC work, how to warm a new domain, and why agent-sent email can actually have better deliverability than marketing campaigns.

2026-03-22
deliverability
email
dns
spf
dkim
dmarc
domain-warming
Best Email API for AI Agents in 2026

Best Email API for AI Agents in 2026

Resend, SendGrid, Postmark, or an agent-native API? A practical 2026 comparison on what actually matters for AI agents: two-way email, real-time delivery, multi-tenancy, and IMAP.

2026-03-18
comparison
email-api
ai-agents
infrastructure
Why AI Agents Need Their Own Email Addresses

Why AI Agents Need Their Own Email Addresses

Email is the universal protocol for the internet. If your AI agent can't send and receive email, it's cut off from the real world. Here's why agents need dedicated inboxes — and why existing solutions fall short.

2026-03-15
ai-agents
email
infrastructure
agent-architecture