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1. Choose trigger event

2. Choose action

1. Select the event

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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 "Analyze Image Content With Vision" in ChatGPT (OpenAI).

You’re connected!

Zapier seamlessly connects Harvest and ChatGPT (OpenAI), automating your workflow.

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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

Make work flow with AI

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

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Connect Harvest and ChatGPT (OpenAI) 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.

Integration categories

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.

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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.

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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.

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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.

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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.

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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.

triggers, actions, or triggers and actions

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
- Hourly Rate
- Budget By
- Budget
- Cost Budget
- Notes
Action
Write
- Project
- Task
  Required
- Hours
  Required
- Spent Date
  Required
- Notes
Action
Write
- Project
- Task
  Required
- Spent Date
  Required
- Notes
Action
Write
- Api_docs_info
- Stop on error
  Required
- HTTP Method
  Required
- URL
  Required
- Query string parameters
- Additional request headers
- Body
Action
Write
- Client ID
Action
Search
- Name
  Required
Action
Search
- Text to Be Analyzed
  Required
- Info_1
- Max Tokens
- Model
  Required
- Temperature
Action
Write
- Copy
- Model
  Required
- Text to be classified
  Required
Action
Write
- Model
  Required
- Name
  Required
- Description
- Instructions
- Tools
- New Files
- Existing Files
- Vector Store
- Metadata
Action
Write
- File
  Required
- Prompt
- Response Format
- Language of the Audio
Action
Write
- Prompt
- Model
  Required
- Description
- Values to Extract
  Required
Action
Write
- Info_1
- Info_2
- Model
  Required
- Prompt
- Info_3
- Temperature
- Max Tokens
- Stop Sequences
- Top P
- Frequency Penalty
- Presence Penalty
Action
Write
- Info_1
- Info_2
- Model
  Required
- Input
  Required
- Voice
  Required
- Response Format
- Speed
Action
Write
- File
  Required
- Purpose
Action
Write
- Stop on error
  Required
- HTTP Method
  Required
- URL
  Required
- Query string parameters
- Additional request headers
- Body
Action
Write
- Filename To Search For
  Required
- File_purpose_to_search_for
Action
Search
- Name_to_search_for
  Required
- Model
  Required
- Name
  Required
- Description
- Instructions
- Tools
- New Files
- Existing Files
- Vector Store
- Metadata
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
- Task
  Required
- Started Time
  Required
- Ended Time
  Required
- Spent Date
  Required
- Notes
Action
Write
Stop Timer
Stops any running timers
Action
Write
- Name
  Required
- Client ID
Action
Search
- Name
  Required
Action
Search
- Message
- Image
  Required
- Max Tokens
Action
Write
- Message
- Model
  Required
- Memory Key
- Info_2
Action
Write
- Text to be classified
  Required
- Categories
  Required
- Info_1
- Max Tokens
- Model
  Required
- Temperature
- Top P
Action
Write
- Message
  Required
- Assistant
- Assistant_name
- Assistant_instructions
- Model
  Required
- Tools
- Memory Key
- New Files
- Existing Files
- Response Instructions
Action
Write
- Name
  Required
- New Files
- Existing Files
- Metadata
Action
Write
- Prompt
- Model
  Required
- User
Action
Write
- Text to Be Summarized
  Required
- Info_1
- Model
  Required
- Max Tokens
- Temperature
- Top P
Action
Write
- File
  Required
- Prompt
- Response Format
- Temperature
Action
Write
- Name
  Required
- Email
- From Name
  Required
- Prompt
- Tone
  Required
- Body Type
  Required
- Info_3
- Model
  Required
- Max Tokens
- Temperature
- Top P
Action
Write
- Name_to_search_for
  Required
Action
Search
- Query
  Required
- Documents
  Required
Action
Search
- Filename To Search For
  Required
- File_purpose_to_search_for
- File
  Required
- Purpose
Action
Search or write

Learn how to automate Harvest on the Zapier blog

Learn how to automate ChatGPT (OpenAI) on the Zapier blog

About Harvest

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

Related categories

Time Tracking Software

About ChatGPT (OpenAI)

ChatGPT is an AI tool built by OpenAI that enables conversational automation.

Learn moreLearn moreHelpHelp

Related categories

AI Tools Artificial Intelligence Developer Tools

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