Myth: Telling an AI Agent Not to Send Email Is Enough
Myth vs fact: a "drafts only" rule in the system prompt helps, but choosing the Draft resource in the Gmail tool is what makes sending impossible.
The guide in text
The myth
Telling the AI agent not to send email is enough.
The fact
A rule like "you can only create drafts" in the system prompt helps, but choosing the Draft resource is what actually makes sending impossible.
From the Stepthrough AI glossary: Gmail draft
The full definition: Why have AI write Gmail drafts instead of sending? in the AI glossary, with an example from a free lesson, common confusions and tips.
Businesses and people in the examples are made up. The steps, screens and wording come from the free lesson and the Stepthrough glossary and prompt library.
Do it yourself, free
AI Email Responder: Draft Gmail Replies Automatically with n8n. Build an n8n agent that watches your Gmail, reads each new customer email, and writes a reply as a draft in the same thread, ready for you to check and send. You do every step yourself in a practice copy of n8n, it checks your work as you go, and “Do it for me” finishes any step you get stuck on. Free, and nothing touches your real accounts.
Start the free lessonRelated terms
Plain-English definitions, each with an example from a free lesson.
Related prompts
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- FAQ from customer emails prompt: Turn a batch of customer emails into an FAQ: the questions people really ask, in their words, answered only from your facts…
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More visual guides
5 Steps to an AI Email Responder That Only Writes DraftsA visual guide: an n8n agent reads each new Gmail message and saves a reply as a draft in the same thread. You read it and click Send.
Step-by-step guide 7 slides
What Is Human in the Loop? A Visual GuideA visual guide to human in the loop: the AI drafts and a person approves before anything takes effect, shown in a real n8n email lesson.
AI term explained 4 slides
Myth: A 200 Status Means the Workflow Is DoneMyth vs fact: a 200 only means the server accepted the request. A webhook can answer before the workflow has done anything at all.
Myth vs fact One graphic