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HubSpot Developer Changelog

57 Posts in API

Public Beta: New API for uninstalling a public app from a HubSpot account

Announced: June 23, 2025

Today we're releasing a new API endpoint that allows app builders to uninstall their public app from a HubSpot account: DELETE /appinstalls/v3/external-install
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Changes to list membership actions in the v4 Automation API

Announced: March 12, 2025

What's changing? The “alter list membership” action ("actionTypeId": "0-13") is being split into two distinct actions: “add to list” (actionTypeId 0-63809083) and “remove from list” (actionTypeId 0-63863438). These new separate action types will be...
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Removing deprecated event types from the Event Analytics API

Announced: February 26, 2025

Beginning on March 5, 2025, deprecated event types will no longer be returned from the endpoint to get all event types: GET /events/v3/events/event-types
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New features for the v4 Automation API

Announced: January 13, 2025

We've recently released new functionality for the v4 Automation API in public beta. These updates include batch endpoints and the ability to update an existing workflow.
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Bugfix - Incorrect validation for properties using the bool type

Live: November 18, 2024

On November 18th, we're making an update to property validation for any CRM properties using the "type": "bool". Currently, these properties are not validated correctly, making it possible to store any string value in these properties. This can...
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New Leads API released

Announced: August 20, 2024

Today we're announcing the release of the Leads API, which can be used to manage lead records in HubSpot. Leads are part of the CRM Object API, and will function APIs for other CRM object types.
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Marketing Email API Migration to ILS Lists

Live: July 15, 2024

With the migration process from List IDs to ILS List IDs, the Marketing Email API is being updated to include the ILS List ID in the response and accept ILS IDs in the request. On October 31st, 2024 the contactLists object will no longer function...
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New Beta Version of the Automation API released

Announced: June 10, 2024

Today we're releasing a new version of the Automation API into public beta. This new API includes updated support for all current workflows functionality, and also brings the API up to our modern API design standards.
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Upcoming Sunset: V1 Contact Lists API

Live: September 30, 2025

Edit: we have extended the sunset date from May 30, 2025 to September 30, 2025 to allow more time for migrations. The below has been updated to reflect this change. What’s changing? The V1 Contact Lists API will sunset on September 30, 2025. After...
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New Public APIS for Orders and Carts Objects

Announced: April 22, 2024

What is it? New public APIs for the Orders and Carts objects are now available in HubSpot. These APIs enable customers, partners, and developers to read and write order and cart data directly within HubSpot.
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