# Pipelines API V1 stops working

Calls to /v1/* on HubSpot API stop working on December 4, 2026.

Pipelines API V1 will shut down on December 4, 2026. This change impacts calls to /v1/* endpoints. After this date, these calls will fail as the API will no longer be supported.

- API: HubSpot API (api.hubapi.com)
- Kind: Version retirement
- Announced: August 14, 2026
- Takes effect: December 4, 2026
- Calls after that day: fail
- Calls it hits: `/v1/*`
- Source: [Changelog](https://developers.hubspot.com/changelog)
- Page: https://www.okapi.bot/providers/hubspot-api/breaking-changes/pipelines-api-v1-stops-working/

## What to use instead

If your integration relies on V1 endpoints, migrate to the 2026-03 or later version.

## HubSpot API's words

> HubSpot will sunset the Pipelines API V1 on December 4, 2026. After this date, the API will no longer be supported.