HubSpot Developer Changelog (26)

The v3 Files API is now available in public beta

Announced: November 10, 2020

Today we're announcing the release of the v3 Files API to public beta. This updated version brings the Files API in line with our previously released CMS v3 APIs.

Announcing the removal of hs_discount_display_style from the Quotes API

Live: February 15, 2021

On February 15, 2021, we will be removing the hs_discount_display_style value from all Quote API request and response body definitions. This is a property that wasn’t documented on the developer website, but has been returned until now (and will be...

Announcing a change to how CRM object property creation is validated in v3 endpoints

Live: February 1, 2021

When creating new properties for CRM objects via the HubSpot APIs, both a type and fieldType value are required. The type value is used to determine what data can be stored in the property, while the fieldType value is used to determine how the...

Two updates to the CRM schemas API

Live: January 28, 2021

The CRM schemas API lets you define custom objects in the CRM to represent data that might not otherwise have a place in HubSpot. Today we are announcing two changes under our breaking change policy.

HubSpot CMS CLI user experience improvements

Announced: October 29, 2020

The CMS CLI has been updated, adding a lot of new user experience improvements. Better secret management, command completion, browser shortcuts, interact with the developer file system in new ways and more!

Announcing Developer Identity for Unlisted HubSpot Apps

Announced: October 22, 2020

Trust is a core part of the HubSpot platform and identity plays a key role. Users want to verify whether they can trust each app developer with their business data. Starting today, developers will be able to identify themselves and their apps to...

Announcing a change to how v3 CRM APIs return association data

Live: January 18, 2021

What's happening? In March, we released a new collection of v3 CRM APIs into general availability. The CRM APIs return association data representing the relationships between objects in the HubSpot CRM (contacts, companies, deals, quotes, line...

Mobile breakpoint for themes

Live: October 20, 2020

Modern websites are responsive, they need to look and function well on mobile as well as they do on desktop. It is now possible to provide alternate theme styles for mobile.

HubDB Rich Text Area limited to 65,000 characters and a new Meetings module.

Announced: October 13, 2020

We have recently deployed a change to the character limit for Rich Text Areas used in HubDB Tables and also released a new Meetings Module that is available for use.

Announcing a change of behavior for the “prev” paging response value

Live: January 25, 2021

When returning a large amount of data, HubSpot endpoints frequently employ a paging mechanism, where a subset of the response data is returned, along with a paging object. This object contains information about how to get new pages of information....

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...

Final Reminder: Sunset of v2 Owners API

Live: March 24, 2025

The v2 Owners API will officially be sunset on March 24th, 2025, with no further extensions. After this date, all v2 Owners API endpoints will be fully sunset and return a 404 error response. This marks the final stage of our transition to the more...

Upcoming Sunset: Growth default theme for the HubSpot CMS

Live: March 15, 2025

What’s changing Starting on March 15, 2025, the default CMS Growth theme will no longer be available for new HubSpot portals. After this date, existing HubSpot portals will retain access to the Growth theme but will not receive any further features...

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...

Breaking Change: Large Export Partitioning and Association Limits for the CRM Export API

Live: April 28, 2025

On April 28th, 2025, we will be updating the CRM Exports API to bring it closer to feature parity with the in-app export tool as well as improve the overall performance of the API allowing for quicker file delivery. Exports that exceed one million...

Breaking Change for DateTime Properties in Marketing Emails

Live: April 16, 2025

Starting April 16th, 2025, any DateTime properties in your HubSpot CRM used as personalization tokens in Marketing Emails will now include both the date and time stored in the property rather than just the date.

Breaking Change: Removed Support for Referencing Custom Object Types by Base Name

Live: April 29, 2025

We are removing the undocumented support for requesting custom object types by their base name (GET/crm/v3/objects/{baseName}) in HubSpot public APIs. All custom object types must be referenced by their unique identifier (object type ID, fully...

Public Beta: Automatic Deactivation of Exposed Tokens

Live: April 7, 2025

To enhance the security of our platform and protect our customers, we are introducing an automatic token deactivation public beta feature on October 8th, 2024, for any HubSpot tokens publicly exposed in GitHub repositories. This update is designed...

Reminder: Upcoming Sunset of v2 Owners API on August 30, 2024

Live: March 24, 2025

In February 2024, we announced the sunset of the v2 Owners API. This is a reminder that on August 30, 2024, we will be sunsetting v2 of the Owners API. To avoid disruptions, we strongly encourage users to migrate to v3 of the Owners API before this...

Update: Legacy CTA Sunset

Live: March 31, 2025

Based on community feedback, we have updated our approach to transitioning from Legacy CTAs to the new CTA editor in HubSpot. In Q1 2025, new CTAs cannot be created by the Legacy CTA editor. Below are more details explaining the plan and changes to...

Upcoming Sunset: V1 Contact Lists API

Live: May 30, 2025

What’s changing? The V1 Contact Lists API will sunset on May 30th, 2025. After this date, calls made to the v1 endpoints will no longer function. We're sunsetting the V1 Contact Lists API to focus our development efforts on the improved V3 Lists...