Field notes

Notes on email for AI agents.

Guides, integration patterns, and infrastructure thinking for teams building AI products that live in email.

15 posts · deliverability, webhooks, threading & integrations

AI Agents 02

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.

Bridget · June 2026 · 12 min
Guide 03

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.

Bridget · June 2026 · 10 min
Integration Guide 04

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.

Bridget · April 2026 · 12 min
Guide 05

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.

Bridget · April 2026 · 12 min
Guide 06

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.

Bridget · April 2026 · 14 min
AI Agents 07

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.

Bridget · March 2026 · 8 min
Tutorial 08

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.

Bridget · March 2026 · 6 min
Tutorial 09

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.

Bridget · March 2026 · 8 min
AI Agents 10

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.

Bridget · March 2026 · 6 min
Tutorial 11

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.

Bridget · March 2026 · 4 min
Infrastructure 12

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.

Bridget · March 2026 · 8 min
Webhooks 13

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.

Bridget · March 2026 · 5 min
Integration Guide 14

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.

Bridget · March 2026 · 12 min
Integration Guide 15

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.

Bridget · March 2026 · 12 min

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