HubSpot Developer Changelog

Update: Marketing Email API is now live.

Announced: March 28, 2019

What’s happening?

Developer Preview: Conversation Live Chat Widget

Announced: March 27, 2019

What’s happening?

Update: goToWebinarWebinarKey attribute now usable in the context object of the Forms v3 endpoint.

Announced: February 26, 2019

What’s happening? Today, we’re releasing a new attribute to the context object within the forms v3 endpoint which enables users to enroll contacts directly into goToWebinar webinars via the API.

Sunset: IP addresses will be sunset from all HubSpot APIs on May 29th, 2019

Announced: February 14, 2019

What’s happening? To maintain the privacy of contacts within the HubSpot database, we will be sunsetting the ability to pull the IP address of Contacts via HubSpot’s API or the exports of email event (emailEvents) records. Geo-location data (e.g....

UPDATE: Basic Authentication for webhooks in workflows has been removed.

Announced: February 13, 2019

What’s happening? In an effort to enforce the highest security standards, basic authentication is being removed from webhooks within workflows. There’s a new, more secure way to help you verify your webhook requests coming from HubSpot. This is done...

Sunset [old] : Basic Authentication with webhooks will be sunset March 1st

Announced: February 6, 2019

What’s happening? In an effort to enforce the highest security standards, basic authentication is being removed from webhooks. There’s a new, more secure way to help you verify your webhook requests coming from HubSpot. This is done with request...

New Feature: Customizable Workflows in the Ecommerce Bridge Integration

Announced: January 23, 2019

What’s happening? Previously users of the Native Shopify integration and the ecommerce bridge APIs were provided with three out-of-the-box ecommerce workflows that were hard-coded to 3 email triggers and 3 time delays. Moving forward, users will...

Update: UTC Offset Fields added to “Get details for a HubSpot account” Method

Announced: January 17, 2019

What’s happening? Along with a portal’s Timezone (e.g. US/Eastern), the `/integrations/v1/me` endpoint now returns UTC Offset information, which should make it easier for developers to localize timestamps that HubSpot’s API returns. Going forward,...

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...

Developer References

Developer Community

App Ecosystem New

Template Marketplace

App Partner Program

Latest Posts

Update: Marketing Email API is now live.

Developer Preview: Conversation Live Chat Widget

Update: goToWebinarWebinarKey attribute now usable in the context object of the Forms v3 endpoint.

Sunset: IP addresses will be sunset from all HubSpot APIs on May 29th, 2019

UPDATE: Basic Authentication for webhooks in workflows has been removed.

Sunset [old] : Basic Authentication with webhooks will be sunset March 1st

New Feature: Customizable Workflows in the Ecommerce Bridge Integration

Update: UTC Offset Fields added to “Get details for a HubSpot account” Method

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