HubSpot Developer Changelog

Upcoming: Public apps will require a Redirect URL in the auth settings

Live: May 15, 2023

Note: The final date for apps without redirect URLs being blocked from authorizing new users has been updated from April 3 to May 15. Beginning on February 1st, 2023, public apps will be required to set a redirect URL in order to create or update an...

Upcoming: Changes to the delay on Workflows API stats

Live: September 26, 2022

Beginning on September 26th, we'll be adjusting the delay on some of the list count stats for the Workflows API.

Upcoming: Replacing a property in the Feedback Submissions API

Live: August 8, 2022

What's changing? On August 8th, we will be removing the Feedback Sentiment (hs_response_group) property from the Feedback Submissions API. This property was designed around responses for NPS surveys, and only supports values of Detractor, Passive,...

Upcoming: Ecommerce Bridge and Accounting Extension sunsets

Live: December 1, 2022

What's changing? Our Ecommerce Bridge and Accounting Extension APIs are being sunset on December 1st, 2022.

Upcoming: contacts scope sunset

Live: July 31, 2022

Last year HubSpot split the contacts scope into more granular CRM scopes, to provide app developers separate access for contacts, companies, and deals (i.e., contacts.read, companies.write, etc.). With privacy and security being a top priority for...

Upcoming: API Key Sunset

Live: November 30, 2022

What’s changing? API Keys have been one of three authentication methods supported by HubSpot APIs. However, as part of ongoing efforts to protect our customer's data, we will be sunsetting API Keys.

Bugfix: Form field validation and CRM properties

Announced: April 13, 2022

What's changing? We'll be adding new validation to our Forms API. This validation will require that any fields being used in a form match with a corresponding CRM property. The name of the field must match the name of a CRM property for the object...

Upcoming: Owner IDs and the Engagements API

Live: July 19, 2022

Beginning on July 19th, we will be enforcing the values for owner-type properties in the Engagements API.

Bugfix: Integrations and CRM property change sources

Announced: March 24, 2022

What's changing? We will be making the change source for property updates to CRM records more consistent for updates made through integrations. This will affect the sourceType and sourceId fields in the property history. This was already implemented...

New validation for custom object names

Announced: February 17, 2022

Effective immediately, we will be enforcing new limits on the name field for custom object schemas.

Additional details returned when generating OAuth access tokens

Live: August 18, 2025

What's changing? We're adding two additional fields to the response when generating an access token using the POST /oauth/v1/token endpoint:

Ending Support for HubSpot CLI Versions Below 6.0.0

Live: October 1, 2025

We will be officially ending support for all HubSpot CLI versions below 6.0.0. This will improve security, reliability, and compatibility with our developer platform and other developer tooling for our developer community.

Marketing Email API: v3 released to general availability and upcoming sunset for v1

Live: October 1, 2025

Today we're announcing changes for the two versions of the Marketing Emails API.

Deprecation of Node v18 in all serverless functions and CLI

Live: October 1, 2025

Node.js v18 will reach end of life on April 30th, 2025. To make sure HubSpot systems stay up to date on security and reliability, we will be ending support for Node.js v18 on Oct 1, 2025. After this date, any existing functions using v18 will...

Update for Legacy CTA Editor Sunset

Live: November 30, 2025

We have an essential update on the scope and timeline of a previously announced Legacy CTA sunset. Starting September 1st, 2025, all new CTAs must be created using the new CTA editor. Existing Legacy CTAs that have already been created will continue...

Upcoming Sunset of Clearbit’s Free Logo API

Live: December 1, 2025

In December 2023, Clearbit was acquired by HubSpot, marking the beginning of an exciting new chapter for both companies. Since then, the Clearbit team has fully integrated into HubSpot, combining our expertise with HubSpot’s resources to better...

Breaking Change: Enhanced Validations for Non-String Properties in HubSpot's CRMObject APIs

Live: November 10, 2025

Starting November 10th, 2025, HubSpot will implement enhanced validations for non-string property values, including enumeration and multi-value enumeration property values submitted via the CRMObject APIs. This change aims to improve data integrity...

Reminder: Breaking Change for Enhanced Validations for Non-String Properties in HubSpot's CRMObject APIs

Live: November 10, 2025

Starting November 10, 2025, HubSpot will introduce enhanced validation rules for non-string property values, including enumeration and multi-value enumeration submitted via the CRMObject APIs. This change aims to improve data integrity and user...

Update: Legacy CTA Sunset

Live: November 30, 2025

Attention: We've recently revised our timeline on March 25th, 2025. For the most current details regarding this change, please check the latest updates in our changelog. Based on community feedback, we have updated our approach to transitioning from...

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...

Legacy CTA Sunset Timeline and Scope Update

Live: November 30, 2025

Attention: We've recently revised our timeline on March 25th, 2025. For the most current details regarding this change, please check the latest updates in our changelog.

Upcoming Sunset: Legacy CTAs

Live: November 30, 2025

Attention: We've recently revised our timeline on March 25th, 2025. For the most current details regarding this change, please check the latest updates in our changelog. We are sunsetting the Legacy CTAs (Call-To-Action) app and migrating it into a...

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Latest Posts

Upcoming: Public apps will require a Redirect URL in the auth settings

Upcoming: Changes to the delay on Workflows API stats

Upcoming: Replacing a property in the Feedback Submissions API

Upcoming: Ecommerce Bridge and Accounting Extension sunsets

Upcoming: contacts scope sunset

Upcoming: API Key Sunset

Bugfix: Form field validation and CRM properties

Upcoming: Owner IDs and the Engagements API

Bugfix: Integrations and CRM property change sources

New validation for custom object names

Additional details returned when generating OAuth access tokens

Ending Support for HubSpot CLI Versions Below 6.0.0

Marketing Email API: v3 released to general availability and upcoming sunset for v1

Deprecation of Node v18 in all serverless functions and CLI

Update for Legacy CTA Editor Sunset

Upcoming Sunset of Clearbit’s Free Logo API

Breaking Change: Enhanced Validations for Non-String Properties in HubSpot's CRMObject APIs

Reminder: Breaking Change for Enhanced Validations for Non-String Properties in HubSpot's CRMObject APIs

Update: Legacy CTA Sunset

Upcoming Sunset: V1 Contact Lists API

Legacy CTA Sunset Timeline and Scope Update

Upcoming Sunset: Legacy CTAs