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Choose a Trigger

Choose an Action

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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—like a "Invoice Paid" from Harvest.

Add your action

An action happens after the trigger—such as "Create or Update a Project's Tool Link" in Meisterplan.

You’re connected!

Zapier seamlessly connects Harvest and Meisterplan, 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.

Invoice Paid
Triggers when an invoice is fully paid.
Trigger
Polling
Try It
New Client
Triggers when a new client is added.
Trigger
Polling
Try It
New Expense
Triggers when a new expense is added.
Trigger
Polling
Try It
New Project
Triggers when a project is created.
Trigger
Polling
Try It
- Exclude entries created as running timers?
Trigger
Polling
Try It

New User Assignment
Triggers when a user is assigned to a project.
Trigger
Polling
Try It
Timer Stopped
Triggers when a timer is stopped.
Trigger
Polling
Try It

Updated Invoice
Triggers when an invoice is updated.
Trigger
Polling
Try It
- Name
  Required
- Address
Action
Write
- Client
  Required
- Name
  Required
- Code
- Bill By (required)
- Hourly Rate
- Budget By (required)
- Budget
- Cost Budget
- Notes
Action
Write
- Project
  Required
- Task
  Required
- Hours
  Required
- Spent Date
  Required
- Notes
Action
Write
- Project
  Required
- Task
  Required
- Spent Date
  Required
- Notes
Action
Write
- Stop on error
  Required
- HTTP Method
  Required
- URL
  Required
- Query string parameters
- Additional request headers
- Body
Action
Write
- Invoice ID
  Required
Action
Search
- Name
  Required
Action
Search
- Scenario
  Required
- Project
  Required
- Tool Key
  Required
- External View URL
- Jira Issue or Project Key
Action
Write
- Resource Key
- Last Name
  Required
- First Name
- Resource Manager ID
- Email
- Start Date
- Termination Date
- City
- Country
- Postal Code
- External Resource
- Cost Per Hour
Action
Write
- Resource
  Required
- Start
  Required
- Finish
  Required
- Capacity
  Required
Action
Write
- Scenario
  Required
- Project
  Required
- Resource/Role
  Required
- Resource Type
  Required
- Booking Date
  Required
- Allocation (hours)
  Required
- Booking Mode
  Required
- Cost Type
- Cost Per Hour
Action
Write
- Scenario
  Required
- Project
  Required
Action
Write
- Resource
  Required
- Start Date
  Required
- Finish Date
  Required
- Duration
  Required
Action
Write
- Scenario
  Required
- Name
  Required
Action
Search
- Name
  Required
Action
Search
- Resource Key
  Required
Action
Search
- Resource Key or Role Name
  Required
Action
Search
- Scenario
  Required
- Name
  Required
Action
Search or write
- Name
  Required
- Resource Manager ID
- Cost Type
- Cost Per Hour
Action
Search or write
- Resource Key
  Required
- Last Name
  Required
- First Name
- Resource Manager ID
- Email
- Start Date
- Termination Date
- City
- Country
- Postal Code
- External Resource
- Cost Per Hour
Action
Search or write

Invoice Sent
Triggers when an invoice is sent or marked as sent.
Trigger
Polling
Try It
New Contact
Triggers when new contact is added.
Trigger
Polling
Try It
New Invoice
Triggers when an invoice is created.
Trigger
Polling
Try It
New Task
Triggers when a new task is added.
Trigger
Polling
Try It
New User
Triggers when a new User is added.
Trigger
Polling
Try It
Timer Started
Triggers when a timer is started.
Trigger
Polling
Try It
Updated Client
Triggers when a client is updated.
Trigger
Polling
Try It
- Exclude entries created as running timers?
Trigger
Polling
Try It
- Client
  Required
- First Name
  Required
- Last Name
- Email
- Title
- Mobile Phone
- Office Phone
- Fax
Action
Write
- Project
- Name
  Required
- Billable By Default
- Default Hourly Rate
- Is Default
Action
Write
- Project
  Required
- Task
  Required
- Started Time
  Required
- Ended Time
  Required
- Spent Date
  Required
- Notes
Action
Write
Stop Timer
Stops any running timers
Action
Write
- Client name
- Client ID
Action
Search
- Name
  Required
Action
Search
New Activity on Project
Triggers when there are activities on a specific project in your Meisterplan system.
Trigger
Instant
Try It
- Scenario
  Required
Action
Write
- Name
  Required
- Resource Manager ID
- Cost Type
- Cost Per Hour
Action
Write
- Scenario
  Required
- Project
  Required
- Task Key
  Required
- Name
  Required
- Status
  Required
- External View URL
- Rank
- Start Date
- Due Date
- Remaining Effort in Hours
- Remaining Effort in Story Points
- Completed Effort in Hours
- Completed Effort in Story Points
- Assignee Team/Resource/Role
- Assigned Resource Type
- Sprint Key
- Sprint Name
- Sprint Start Time
- Sprint End Time
Action
Write
- Scenario
  Required
- Project
  Required
- Team/Resource/Role
  Required
- Resource Type
  Required
- Start
  Required
- Finish
  Required
- Allocation Unit
  Required
- Allocation
  Required
Action
Write
- Resource
  Required
- Resource Key
- Name
- First Name
- Resource Manager ID
- Email
- Start Date
- Termination Date
- City
- Country
- Postal Code
- External Resource
- Cost Per Hour
Action
Write
- Role
  Required
- Name
- Resource Manager ID
- Cost Type
- Cost Per Hour
Action
Write
- Email
  Required
Action
Search
- Scenario
  Required
- Project Key
  Required
Action
Search
- Name
  Required
Action
Search
- Scenario
  Required
- Project
  Required
- Task Key
  Required
Action
Search
- Email
  Required
- Resource Key
- Last Name
  Required
- First Name
- Resource Manager ID
- Start Date
- Termination Date
- City
- Country
- Postal Code
- External Resource
- Cost Per Hour
Action
Search or write
- Scenario
  Required
- Project Key
  Required
Action
Search or write
- Scenario
  Required
- Project
  Required
- Task Key
  Required
- Name
  Required
- Status
  Required
- External View URL
- Rank
- Start Date
- Due Date
- Remaining Effort in Hours
- Remaining Effort in Story Points
- Completed Effort in Hours
- Completed Effort in Story Points
- Assignee Team/Resource/Role
- Assigned Resource Type
- Sprint Key
- Sprint Name
- Sprint Start Time
- Sprint End Time
Action
Search or write

For AI agents & developers

Use Harvest and Meisterplan with AI agents and code

Beyond Zap workflows. Call Harvest and Meisterplan 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 Harvest and Meisterplan actions as tools in any MCP client. Authenticate once, then call them in natural language.

Example actions on this page

Create Client
Create or Update a Project's Tool Link

Works with

Claude · ChatGPT · Cursor · any MCP-compatible client

Connect Zapier MCP

Typescript

Call from code with the Zapier SDK

Trigger Harvest and Meisterplan 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({ /* harvest / meisterplan 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

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Customers have created over 25 million Zaps on the platform

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

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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.

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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.

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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 Harvest on the Zapier blog

Make work flow with AI

Level up your Harvest to Meisterplan integration with AI. Extract, summarize, and transform your integration data with leading AI models like OpenAI, Anthropic, and more.

Learn about AI automation

About Harvest

Simple time tracking software and powerful reporting that helps your team thrive.

Learn moreLearn moreHelpHelp

Related categories

Time Tracking Software

About Meisterplan

Meisterplan is a project portfolio management tool that focuses on resource management at the portfolio level and helps you make plans that work.

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