Notes on email for AI agents.
Guides, integration patterns, and infrastructure thinking for teams building AI products that live in email.
MCP OAuth Explained: Agent Email Without API Keys
How OAuth 2.1 works in MCP: the 401 challenge, discovery, dynamic client registration, and PKCE, shown with real payloads from a live email MCP server.
AI Agent Email Deliverability: Gmail's 2026 DMARC Crackdown
Gmail now rejects unauthenticated mail at SMTP. Here's how to keep your AI agent's email out of spam in 2026 — DMARC, DKIM, complaint rate, and dedicated IPs.
Every Agent Needs an Inbox. Dead Simple Email Gives Them One.
There will soon be more AI agents than people, and every one needs an email address. Why human email platforms can't serve them, and what an agent inbox costs in 2026.
How AI Agents Receive Email Verification Codes and OTPs
AI agents hit an email verification wall when they sign up for services. Here's how they receive OTPs, 2FA codes, and magic links automatically — with one API call.
AI Agents Can Now Take Orders Through Chat. Can They Follow Up By Email?
Square, OpenAI, and Stripe moved checkout into the chat window in 2026. But the receipt, the shipping update, and the support reply still run on email — and most agents have no inbox.
$206 Billion in Agent Spend and Almost No One's Budgeting for Email
Gartner puts 2026 AI agent software spend near $206B, up ~139%. Almost all of it goes to compute and orchestration. Email — how agents reach the world — is on no line item.
Why 'Agent Identity' Has to Include Email
The 2026 agent-identity stack solved auth and permissions but skipped the inbox. An agent borrowing a human's Gmail isn't identity — it's a liability. Here's the fix.
Email as Memory: Long-Running AI Agents in 2026
Long-running agents need persistent memory. Email — with threading, addressability, and IMAP search — is the cheapest, most durable agent memory store you can buy.
Email Threading for AI Agents: Message-ID, In-Reply-To, References
How AI agents thread email replies correctly using Message-ID, In-Reply-To, and References headers — the rules, the edge cases, and what breaks when you get it wrong.
How to Give Hermes Agent Email Using Dead Simple
Hermes Agent is Nous Research's open-source self-improving AI agent. Here's how to wire it up to Dead Simple Email's MCP server in about three minutes.
How MCP Is Changing How AI Agents Use Email
Model Context Protocol lets any AI client — Claude, Cursor, ChatGPT, Gemini — drive email through one standard interface. Here's how to plug in Dead Simple's MCP server.
Complete Cost Comparison: Email APIs for AI Agents in 2026
Side-by-side pricing and feature comparison of every email API option for AI agents: Dead Simple, AgentMail, SendGrid, Postmark, Mailgun, SES, Resend, and Nylas.
Gmail Is Suspending AI Agent Accounts — Here's What to Do
Gmail's TOS prohibits bot access and suspends AI agent accounts without warning. Here's why it happens, why workarounds fail, and how to migrate.
How to Give Your AI Agent Its Own Email Inbox in 5 Minutes
Step-by-step: create an inbox, send email, receive via webhooks, and connect via MCP. No DNS setup required.
Automate Customer Onboarding with AI Email Agents
Build an AI agent that welcomes new users, sends setup guides, and follows up automatically — all through the Dead Simple Email API.
Why AI Agents Need Their Own Email Addresses
As AI agents move from chatbots to autonomous workers, they need real communication channels. Here's why email is the missing piece.
Getting Started with Dead Simple Email
From API key to sending your first email in under 5 minutes. A step-by-step guide for developers.
Email Infrastructure for AI Agents, Explained
SPF, DKIM, DMARC, MX records — the plumbing that makes email work. A no-nonsense guide for developers who'd rather not think about it.
Real-Time Email Webhooks: The Key to Responsive AI Agents
Polling is dead. Learn how webhook-driven email delivery lets your AI agents react to incoming messages in milliseconds.
How to Give Your OpenClaw Agent Email with Dead Simple Email
Build a custom MCP server that gives your OpenClaw agent full email capabilities — create inboxes, send and receive messages, and automate workflows.
Email for AI Agent Teams: Using Dead Simple Email with Paperclip
Give each agent in your Paperclip org its own email identity. Route incoming messages to the right agent, automate replies, and coordinate multi-agent email workflows.
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