HubSpot Developer Changelog (19)

Introducing version 3 of Webhook signatures

Announced: October 25, 2021

In order to help protect our partners and customers, HubSpot signs outgoing requests (such as those for webhooks or CRM cards) so that you can verify that the request did actually come from HubSpot. Following the latest security best-practices, we...

Asset Marketplace update for Modules, Email Template, Templates, and Template Packs

Announced: October 1, 2021

Starting October 7th, 2021, in our continued effort to transition towards our newest iteration of the Asset Marketplace, we will be stopping all net new submissions for Modules and Email Templates and also all resubmissions for Individual Templates...

Changes to the GDPR deletion endpoints for the CRM Contact Object API

Announced: September 22, 2021

We're making some changes to the new GDPR endpoints recently released into beta for the CRM Contact Object API. We currently have two separate endpoints for handling GDPR deletions for contact records; one that uses the email address and one that...

HubDB v3 API now in General Availability (GA)

Announced: September 21, 2021

Today we are excited to announce that we are releasing our HubDB V3 API into General Availability (GA) as part of our ongoing effort to improve the consistency and completeness of our developer APIs.

Upcoming: Expiration of OAuth access tokens is changing

Announced: September 20, 2021

What's changing? Beginning on November 8th, OAuth access tokens will be generated with a shorter expiration time. Tokens currently expire 6 hours after they are generated. After this change, tokens will expire 30 minutes after being generated.

New CMS module field validation

Live: December 14, 2021

Previously it was possible to create a module in the page editor that was required, locked, and did not have a default value. Meaning it was impossible to publish a page with that module, because the required field was not filled in, and had no way...

New property limits for the Custom Behavioural Events API

Live: September 20, 2021

We are introducing new property and value limits for the Custom Behavioural Events API which is currently in beta.

Deprecating CAPTCHA for the v2 form submissions endpoint

Announced: August 30, 2021

Form submissions made using the Forms API that include a CAPTCHA token will return an error starting on September 13.

Public beta: Introducing new GDPR deletion endpoints for the CRM Contact Object API

Live: August 27, 2021

Update: This post has been updated to more accurately reflect the current GDPR functionality as of September 2022. See our GDPR resources for integrations for full details. Good news! We've enhanced the HubSpot platform to enable easier compliance...

Deprecating the “skipValidation” optional parameter for the v3 form submission endpoints

Live: August 26, 2021

The “skipValidation” optional parameter for the v3 form submission endpoint will be deprecated today, August 26th 2021.

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

Live: January 6, 2025

Starting January 6, 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 and...

Sunset of JWT SSO Setup for Private Content

Live: January 29, 2025

What's Changing? On January 29th, 2025 we are deprecating the ability to set up Single Sign-On (SSO) for JWT-based applications. Moving forward, we will be replacing this functionality with the OpenID Connect (OIDC) standard1. If you are already...

Breaking Change: Upcoming Change to Scope Requirements for App Cards in Private Apps

Live: December 1, 2024

As part of our ongoing efforts to enhance security within the HubSpot ecosystem, we will update the scope requirements for app cards in private apps on December 1st, 2024.

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...

Updated Merge Functionality for CRM Objects (including Contacts and Companies)

Live: January 14, 2025

Note: This changelog supersedes a prior version published on July 22, 2024. Due to customer feedback and confusion regarding the scope of changes, we have updated and clarified the details in this new changelog. Please review the updated information...

Bug Fix: Batch Read Limit for HubSpot Associations API

Live: January 6, 2025

HubSpot is introducing a new limit on the number of IDs that can be supplied to the Batch Read endpoint for (/{fromObjectType}/{toObjectType}/batch/read) both the v3 and v4 public Associations API.

Updated merge functionality for contacts and companies

Live: January 14, 2025

Note: This changelog has been superseded by an updated version published on October 2, 2024. Please refer to the new changelog for the most accurate and up-to-date information regarding merge functionality for contacts, companies, and other CRM...

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...

Legacy v1 Integration Timeline API Update

Live: December 2, 2024

We are making an important update to ensure our platform remains cutting-edge and to facilitate the introduction of new features. Starting December 2, 2024, the legacy v1 Integration Timeline API will no longer support mutations of Timeline Events....

Legacy CTA Sunset Timeline and Scope Update

Live: December 31, 2024

Previous Sunset Start: April 30, 2024