HubSpot Developer Changelog (3)

September 2024 Rollup

Announced: September 30, 2024

Following up on all of the new features announced at Inbound, we have a few more new features for Developers. September brings updates to the upsert API for contacts, an updated version of our CLI tools, a new CMS theme, knowledge base data in...

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...

Increasing our API limits

Announced: September 23, 2024

Today we're announcing an increase to our API rate limits. These increases apply to accounts with a Professional or Enterprise subscription, the API Limit Increase capacity pack, and also includes changes to the limits for public apps and the CRM...

Opening up the HubSpot CRM Embed: Now Available for App Developers

Live: September 18, 2024

What’s happening? Previously only available for a select few integrations including Salesforce, Zoho CRM, Microsoft Dynamics 365, and NetSuite, we have opened up the HubSpot CRM Embed for use with any 3rd party integrations.

CRM Development Tools Available for Early Access to Build Public Apps with UI Extensions & More

Live: September 18, 2024

Starting September 18th, HubSpot app partners can request early access to the new development model that enables developers to build UI extensions and more with modern development tools. This model leverages UI extensions built with React, expanding...

Serverless Endpoint Function Logs for Private Apps

Announced: September 11, 2024

Starting September 11, 2024, private app developers using serverless endpoint functions in HubSpot with an Enterprise Content Hub subscription can now access detailed logs for requests made to these function invocations. This new functionality is...

Public Beta: New Custom Channels API

Announced: September 10, 2024

We're excited to introduce the Custom Channels API (BETA), a powerful new API available for Sales and Service Enterprise accounts, on September 10th, 2024. This API allows developers and partners to integrate any text-based, two-way messaging...

Sandboxes and CLI sandbox commands

Live: September 10, 2024

To prepare foundational work needed to deliver reliable and scalable upcoming sandbox features, we're making changes to the CLI's standard sandboxes and development sandboxes creation and sync experience in the CLI (Command Line Interface) and UI...

New beta form editor and developer functionality

Announced: September 3, 2024

We've recently released a beta version of a new form editor tool. The new editor has several new features for HubSpot users building forms and embedding them onto the HubSpot CMS and external pages

CDN path for static assets (CSS & JavaScript) changing

Live: February 12, 2025

We're updating the paths for design manager assets, including CSS and JS files. The paths will change from hs-fs/hub/* to hs-fs/hubfs/*.

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...

Bug Fix: Batch Read Limit for HubSpot Associations API

Live: February 10, 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.

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

Live: April 7, 2025

Starting April 7th, 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...

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...