Connect Delay by Zapier and Letterhead to power AI-driven automation

No-code AI automation
Full audit trails and controls
SOC 2 and GDPR compliant
Easy visual workflow builder
9,000+ apps, 450+ AI tools
Free tier available

Choose a Trigger

Choose an Action

Top companies trust Zapier to automate work that solves their unique business problems—no coding required.

How Zapier works

Zapier makes it easy to integrate Delay by Zapier with Letterhead - no code necessary. See how you can get setup in minutes.

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1. Choose trigger event

2. Choose action

1. Select the event

Setup

Test

App

Trigger event

Choose a trigger event

Choose a trigger

A trigger is the event that starts your Zap.

Add your action

An action happens after the trigger—such as "Add Content to Curations" in Letterhead.

You’re connected!

Zapier seamlessly connects Delay by Zapier and Letterhead, automating your workflow.

Supported triggers and actions

Zapier helps you create workflows that connect your apps to automate repetitive tasks. A trigger is an event that starts a workflow, and an action is an event a Zap performs.

- Time Delayed For (value)
  Required
- Time Delayed For (unit)
  Required
Action
Write
- Date/Time Delayed Until
  Required
- How should we handle dates in the past?
Action
Write
- Email
  Required
- First name
- Last name
- Custom fields
- Channel
  Required
- Subscription status
  Required
Action
Write
- Tag
  Required
- Email
  Required
Action
Write

- Queue_title
- Zap_step_id
- Time Delayed For (value)
  Required
- Time Delayed For (unit)
  Required
Action
Write
- URL
  Required
- Newsletters
- Tags
- Title
- Excerpt
- Image URL
- Image description
- Image caption
- Author
- Publication name
- Date published
Action
Write
- Tag
  Required
- Email
  Required
Action
Write

For AI agents & developers

Use Delay by Zapier and Letterhead with AI agents and code

Beyond Zap workflows. Call Delay by Zapier and Letterhead actions directly from your AI client or your codebase, using the same 9,000+ app integrations Zapier already runs.

No code

Connect via Zapier MCP

Expose Delay by Zapier and Letterhead actions as tools in any MCP client. Authenticate once, then call them in natural language.

Example actions on this page

Delay For
Add Content to Curations

Works with

Claude · ChatGPT · Cursor · any MCP-compatible client

Connect Zapier MCP

Typescript

Call from code with the Zapier SDK

Trigger Delay by Zapier and Letterhead actions from backend services, scripts, or agent code.

Install

# TypeScript / Node
npm install @zapier/zapier-sdk

Run an action

import { createZapierSdk } from '@zapier/zapier-sdk';

const zapier = createZapierSdk();
await zapier.runAction({ /* delay / letterhead action */ });

Run the SDK docs

There is no Python package yet. SDK is TypeScript-only (@zapier/zapier-sdk). The MCP server URL is personal to your account; get it at zapier.com/mcp.

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Customers who say using Zapier has made them better at their job

25m

Customers have created over 25 million Zaps on the platform

6 mins

The average user takes less than 6 minutes to set up a Zap

Connect Delay by Zapier and Letterhead to integrate crucial parts of your business

With Zapier, you can integrate everything from basic data entry to end-to-end processes. Here are some of the business-critical workflows that people automate with Zapier.

Automate your lead management and improve conversions

With Zapier, you can automate every part of your lead funnel and give yourself the best chance at converting leads. Automate everything from lead capture to outreach to reporting—and close more deals as a result.

Create more impactful campaigns with automation

Measuring campaign performance across platforms can get chaotic. Plus, digging up the right metrics costs you precious time and effort. With Zapier, you can create a centralized view of your performance, skillfully manage your lists, and ensure your campaigns drive ROI across the business.

Provide world-class support with a little help from automation

Support reps can't be productive when they have to track down crucial information for every incident or ticket. With Zapier, you can automatically send your reps the context they need to resolve tickets quickly and create a seamless customer experience.

Automate your way to actionable, up-to-date data

The days of manually exporting and importing data are over. With Zapier, you can send data where it needs to go, in the format you need it—so you can centralize your data and unlock more insights.

Resolve incidents faster with automation

Your technical support team wants to focus on tech tickets rather than admin work. With Zapier, you can automate everything from ticket creation to routing to inter-team communication—eliminating friction from incident management and increasing speed to resolution.

Learn how to automate Delay by Zapier on the Zapier blog

Make work flow with AI

Level up your Delay by Zapier to Letterhead integration with AI. Extract, summarize, and transform your integration data with leading AI models like OpenAI, Anthropic, and more.

Learn about AI automation

About Delay by Zapier

Put your Actions on hold for a specified amount of time before sending data to another app. You can set up scheduled emails, get notified of incomplete tasks, send automatic follow-ups, and automate other tasks on your timeline.

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Related categories

Developer Tools

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About Letterhead

Letterhead allows you to create, curate, manage, and publish great newsletters. With Letterhead, your newsletters can do all the work for you.

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