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Choose a Trigger

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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 "List Client Addresses" from LASSO.

Add your action

An action happens after the trigger—such as "Custom Request" in Webhooks by Zapier.

You’re connected!

Zapier seamlessly connects LASSO and Webhooks by Zapier, 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.

List Client Addresses
Triggers when a new client address is added or updated.
Trigger
Polling
Try It
New LASSO Invoice
Triggers when a new invoice is sent.
Trigger
Instant
Try It
New Subrental (Purchase Order) Created
Triggers when a new subrental (purchase order) is created. Includes full PO details (number, status, vendor, dates, totals, GL code breakdown) in the webhook payload. A subrental is also referred to as a purchase order (PO).
Trigger
Instant
Try It
- Account Event Status Name
  Required
- Event Status Code
  Required
Action
Write
- Order
  Required
- Order Group
  Required
- Warehouse
  Required
- CSV Data
  Required
Action
Write

- Client ID
  Required
- Status
- Type
- Contact Name
- Company Name
- Street 1
- Street 2
- Street 3
- Locality
- Region
- Postal Code
- Country
- Phone
- Airport
  Required
- Market
- External Code
Action
Write
- Client ID
  Required
- Subject
- Body
- Status
Action
Write

- Event ID
  Required
- Subject
  Required
- Body
  Required
- Status
  Required
Action
Write
- Status
- First Name
- Last Name
- Middle Name
- Email
  Required
- Phone
- Classification
  Required
- Legal First Name
- Legal Last Name
- US State of Residence
  Required
- Postal Code
  Required
- Country of Residence
- Rate
- Rate Type
- Rate Currency
- Travel Rate
- Travel Rate Source
- Overall Rating
- Project Manager
- External Code
- Valid Passport
- Shirt Size
- Date Onboarded
- Note
- Division
- Payroll Group
Action
Write
- Division Name
  Required
- Description
- External Code
- Code
Action
Write
- Event ID
  Required
- Group Name
  Required
- Room
- Venue ID
  Required
- Sequence
- Date rating complete
- External code
Action
Write
- Event Name
  Required
- Event Code
- Begin Date
  Required
- End Date
  Required
- Event Status
- Account Manager First Name
- Account Manager Last Name
- Account Manager Email
- Account Manager Phone
- Client Name
- Client Code
- Venue Name
  Required
- Venue Code
- Venue Postal Code
  Required
Action
Write
- Name
  Required
- Order
  Required
Action
Write
- Position Name
  Required
- External Code
- Description
- Category
- Import Name
- Short Name
  Required
- Approved Count
- Pending Count
- Class Code
- Status
- Application Status
- Rate 1
- Rate 1 Type
- Rate 2
- Rate 2 Type
- Rate 3
- Rate 3 Type
Action
Write
- Product
  Required
- Tag
  Required
Action
Write
- Name
  Required
Action
Write
- Payment ID
  Required
- Payment Amount
- Invoice Payment Type Code
- Reference Number
- External Accounting Code
- Memo
- Payment Date
- Is Void
- Void Reason
- Is Deleted
- Deleted Reason
Action
Write
- Schedule Entry ID
  Required
- Date
- Start Time
- End Time
- Quantity
- Type
- External Code
- External Remove Date
Action
Write
- Location_id
- Name
  Required
Action
Write
- Search By
  Required
- Search Value
Action
Search
- Id
  Required
Action
Search
- Client ID
  Required
- First Name
- Last Name
- Email
Action
Search
- Search By
  Required
- Search Value
Action
Search
- Department ID
  Required
Action
Search
- Search By
  Required
- Search Value
Action
Search
- External_code
  Required
Action
Search
- Search By
  Required
- Search Value
Action
Search
- Event Note ID
  Required
Action
Search
- Search By
  Required
- Search Value
- External Accounting Code
Action
Search
- Subrental (PO) ID
- Event ID
- Vendor ID
- Status
- Gear Status
- Delivery Date (From)
- Delivery Date (To)
- Return Date (From)
- Return Date (To)
Action
Search
- Search_by
  Required
- Search_value
  Required
Action
Search
- Search By
  Required
- Search Value
  Required
Action
Search
- Search_by
  Required
- Search_value
  Required
Action
Search
- Start Date
- End Date
Action
Search
- Search By
  Required
- Search Value
Action
Search
- Account Event Status Name
  Required
- Event Status Code
  Required
Action
Search or write
- Id
  Required
- Name
  Required
- Description
- Department
Action
Search or write
- Client
  Required
- First Name
  Required
- Last Name
  Required
- Email
- Type
  Required
- Phone
- Extension
- Mobile
- Fax
- Job Title
Action
Search or write
- Search By
  Required
- Search Value
- Client Name
  Required
- Client External Code
- Client Phone
- Client URL
Action
Search or write
- Department ID
  Required
- Department_name
  Required
- Description
  Required
Action
Search or write
- Search By
  Required
- Search Value
- Event ID
  Required
- Name
  Required
- Status
  Required
- Default Rate Type
  Required
- Charge Duration
  Required
- Primary Warehouse
  Required
- Type
  Required
- Prep Start
  Required
- Prep End
  Required
- Leaves
  Required
- Return
  Required
- Load In
- Rehearsal
- Show Start
  Required
- Show End
  Required
- Load Out
- Pick Up
- Default Discount
  Required
- Additional Discount
  Required
- Charge Total Locked
  Required
Action
Search or write
- External Code
  Required
- Event ID
  Required
- Group ID
  Required
- Position ID
  Required
- Quantity Needed
  Required
- Label
- Status
- Sequence
- Rate Setting
  Required
- Rate
- Rate Currency
- Rate Type
- Billed Rate
- Billed Rate Type
- Schedule Begin
- Schedule End
- Day Begin
- Day End
- Hide End Time
- Note
- External Remove Date
- Opportunity Type
Action
Search or write
- Search By
  Required
- Search Value
- Event ID
  Required
- Crew ID
  Required
- Role
  Required
Action
Search or write
- Search_by
  Required
- Search_value
  Required
- Order
  Required
- Order_group
  Required
- Product
  Required
- Quantity
  Required
- Warehouse
  Required
- Charge_quantity
  Required
- Multiplier
- Taxable
- Quote_only
- Hide_price
- Internal_only
- Discount_percent
Action
Search or write
- Search_by
  Required
- Search_value
  Required
- Category
  Required
- Product_type
  Required
- Product_name
  Required
- Insured_value
  Required
- Max_discount
  Required
- Rental_rate_day
  Required
- Rental_rate_weekly
  Required
- Cost_daily
  Required
- Cost_weekly
  Required
- Units
  Required
- Warehouse
  Required
- Description
  Required
- Product_code
  Required
- Height
  Required
- Width
  Required
- Depth
  Required
- Weight
  Required
- Taxable
- Hide_from_search
Action
Search or write
- External Code
  Required
- Event ID
  Required
- Event Position ID
  Required
- Row
  Required
- Date
  Required
- Start Time
  Required
- End Time
  Required
- Type
  Required
- External Remove Date
Action
Search or write
- Search By
  Required
- Search Value
- Venue Name
  Required
- External Code
- Street 1
- Street 2
- Street 3
- Locality
  Required
- Region
  Required
- Airport
  Required
- Postal Code
  Required
- Country
- Phone
Action
Search or write
Catch Raw Hook
Triggers when a POST, PUT, or GET request is made to a Zapier URL. Gives the request body unparsed (max 2 MB) and also includes headers.
Trigger
Instant
Try It
- URL
  Required
- Key
- Deduplication Key
- Xpath
- Basic Auth
- Headers
Trigger
Polling
Try It
- URL
  Required
- Query String Params
- Send As JSON
- JSON key
- Unflatten
- Basic Auth
- Headers
Action
Write
- URL
  Required
- Payload_type
- Data
- Wrap Request In Array
- File
- Unflatten
- Basic Auth
- Headers
Action
Write

List Client Contacts
Triggers when a new client contact is added or updated.
Trigger
Polling
Try It
New Payment Recorded.
Triggers when a new payment record is created.
Trigger
Instant
Try It
Subrental (Purchase Order) Updated
Triggers when a subrental (purchase order) is updated. Includes full PO details (number, status, vendor, dates, totals, GL code breakdown) in the webhook payload. A subrental is also referred to as a purchase order (PO).
Trigger
Instant
Try It
- Name
  Required
- Status
Action
Write
- Name
  Required
- Description
- Department
Action
Write
- Type
  Required
- Client
  Required
- First Name
  Required
- Last Name
  Required
- Email
- Phone
- Extension
- Mobile
- Fax
- Job Title
Action
Write
- Client Name
  Required
- Client External Code
- Client Phone
- Client URL
Action
Write
- Invoice ID
  Required
- Payment Amount
  Required
- Invoice Payment Type Code
  Required
- Reference Number
- External Accounting Code
  Required
- Memo
- Payment Date
  Required
- Is Void
  Required
- Void Reason
- Is Deleted
  Required
- Deleted Reason
Action
Write
- Department_name
  Required
- Description
  Required
Action
Write
- Event ID
  Required
- Name
  Required
- Status
  Required
- Default Rate Type
  Required
- Charge Duration
  Required
- Primary Warehouse
  Required
- Type
  Required
- Prep Start
  Required
- Prep End
  Required
- Leaves
  Required
- Return
  Required
- Load In
- Rehearsal
- Show Start
  Required
- Show End
  Required
- Load Out
- Pick Up
- Default Discount
  Required
- Additional Discount
  Required
- Charge Total Locked
  Required
Action
Write
- Event ID
  Required
- Group ID
  Required
- Position ID
  Required
- Quantity Needed
  Required
- Label
- Status
- Sequence
- Rate Setting
  Required
- Rate
- Rate Currency
- Rate Type
- Billed Rate
- Billed Rate Type
- Schedule Begin
- Schedule End
- Day Begin
- Day End
- Hide End Time
- Note
- External Code
- External Remove Date
- Opportunity Type
Action
Write
- Event ID
  Required
- Crew ID
  Required
- Role
  Required
Action
Write
- Order
  Required
- Order_group
  Required
- Product
  Required
- Quantity
  Required
- Warehouse
  Required
- Charge_quantity
  Required
- Multiplier
- Taxable
- Quote_only
- Hide_price
- Internal_only
- Discount_percent
Action
Write
- Category
  Required
- Product_type
  Required
- Product_name
  Required
- Insured_value
  Required
- Max_discount
  Required
- Rental_rate_day
  Required
- Rental_rate_weekly
  Required
- Cost_daily
  Required
- Cost_weekly
  Required
- Units
  Required
- Warehouse
  Required
- Description
  Required
- Product_code
  Required
- Height
  Required
- Width
  Required
- Depth
  Required
- Weight
  Required
- Taxable
- Hide_from_search
Action
Write
- Event ID
  Required
- Event Position ID
  Required
- Row
  Required
- Date
  Required
- Start Time
  Required
- End Time
  Required
- Type
  Required
- External Code
  Required
- External Remove Date
Action
Write
- Event ID
  Required
- Description
- Begin Date
  Required
- End Date
  Required
- Account Event Status
- Venue ID
- Client ID
- Division
- Market
- Nearest Airport
- External Code
- Event Name
- Date Deadline
- Date Prep Start
- Date Prep End
- Date Gear Leave
- Date Load In
- Date Rehearsal
- Date Show Begin
- Date Show End
- Date Load Out
- Date Pick Up
- Date Gear Return
- Local Only
- Program
- Hide Client
- Hide Name
- Account Event Type
- Client Primary Contact
Action
Write
- Position ID
  Required
- Position Name
- External Code
- Description
- Category
- Import Name
- Short Name
  Required
- Approved Count
- Pending Count
- Class Code
- Status
- Application Status
- Rate 1
- Rate 1 Type
- Rate 2
- Rate 2 Type
- Rate 3
- Rate 3 Type
Action
Write
- Venue Name
  Required
- External Code
- Street 1
- Street 2
- Street 3
- Locality
  Required
- Region
  Required
- Airport
  Required
- Postal Code
  Required
- Country
- Phone
Action
Write
- Name
  Required
Action
Search
- Zip
  Required
Action
Search
- Search_by
  Required
- Search_value
Action
Search
- Search_by
  Required
- Client Note ID
  Required
Action
Search
- Search By
  Required
- Search Value
Action
Search
- Search By
  Required
- Search Value
Action
Search
- Event_id
  Required
- Name
  Required
Action
Search
- Search By
  Required
- Search Value
  Required
Action
Search
- Updated After
Action
Search
- Search By
  Required
- Search Value
Action
Search
- Id
  Required
Action
Search
- Market ID
  Required
Action
Search
- Search_by
  Required
- Search_value
  Required
Action
Search
- Search_by
  Required
- Search_value
  Required
Action
Search
- External Code
Action
Search
- Id
  Required
Action
Search
- Search By
  Required
- Search Value
  Required
Action
Search
- Search By
  Required
- Search Value
- Name
  Required
- Status
Action
Search or write
- Search_by
  Required
- Search_value
- Client ID
  Required
- Status
- Type
- Contact Name
- Company Name
- Street 1
- Street 2
- Street 3
- Locality
- Region
- Postal Code
- Country
- Phone
- Airport
  Required
- Market
- External Code
Action
Search or write
- Search_by
  Required
- Client Note ID
  Required
- Client ID
  Required
- Subject
- Body
- Status
Action
Search or write
- Search By
  Required
- Search Value
- Status
- First Name
- Last Name
- Middle Name
- Email
  Required
- Phone
- Classification
  Required
- Legal First Name
- Legal Last Name
- US State of Residence
  Required
- Postal Code
  Required
- Country of Residence
- Rate
- Rate Type
- Rate Currency
- Travel Rate
- Travel Rate Source
- Overall Rating
- Project Manager
- External Code
- Valid Passport
- Shirt Size
- Date Onboarded
- Note
- Division
- Payroll Group
Action
Search or write
- Search By
  Required
- Search Value
- Division Name
  Required
- Description
- External Code
- Code
Action
Search or write
- Event_id
  Required
- Group Name
  Required
- Event ID
  Required
- Room
- Venue ID
  Required
- Sequence
- Date rating complete
- External code
Action
Search or write
- Search By
  Required
- Search Value
  Required
- Event Name
  Required
- Event Code
- Begin Date
  Required
- End Date
  Required
- Event Status
- Account Manager First Name
- Account Manager Last Name
- Account Manager Email
- Account Manager Phone
- Client Name
- Client Code
- Venue Name
  Required
- Venue Code
- Venue Postal Code
  Required
Action
Search or write
- Search_by
  Required
- Search_value
  Required
- Name
  Required
- Order
  Required
Action
Search or write
- Search By
  Required
- Search Value
  Required
- Position Name
  Required
- External Code
- Description
- Category
- Import Name
- Short Name
  Required
- Approved Count
- Pending Count
- Class Code
- Status
- Application Status
- Rate 1
- Rate 1 Type
- Rate 2
- Rate 2 Type
- Rate 3
- Rate 3 Type
Action
Search or write
- Search_by
  Required
- Search_value
  Required
- Product
  Required
- Tag
  Required
Action
Search or write
- Id
  Required
- Name
  Required
Action
Search or write
- Search By
  Required
- Search Value
  Required
- Location_id
- Name
  Required
Action
Search or write
- Pick off a Child Key
Trigger
Instant
Try It
- Method
  Required
- URL
  Required
- Data Pass-Through?
- Data
- Unflatten
- Basic Auth
- Headers
- Return Raw Response
Action
Write
- URL
  Required
- Payload_type
- Data
- Wrap Request In Array
- File
- Unflatten
- Basic Auth
- Headers
Action
Write

For AI agents & developers

Use LASSO and Webhooks by Zapier with AI agents and code

Beyond Zap workflows. Call LASSO and Webhooks by Zapier 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 LASSO and Webhooks by Zapier actions as tools in any MCP client. Authenticate once, then call them in natural language.

Example actions on this page

Create Account Event Status
Custom Request

Works with

Claude · ChatGPT · Cursor · any MCP-compatible client

Connect Zapier MCP

Typescript

Call from code with the Zapier SDK

Trigger LASSO and Webhooks by Zapier 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({ /* lasso-software-inc / webhook 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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93%

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 LASSO and Webhooks by Zapier 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 Webhooks by Zapier on the Zapier blog

Make work flow with AI

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

Learn about AI automation

About LASSO

LASSO is a management platform for event companies, featuring Crew, Inventory, Financials, Project Management, Time Tracking, and more.

HelpHelp

Related categories

Event Management

About Webhooks by Zapier

Webhooks simply POST data (or JSON) to a specific URL every time we see something new. Webhooks can also accept data (or JSON) to kick off a workflow in Zapier.

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