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Smartsheet API · Endpoint removal

includeAll on GET /2.0/webhooks stops working

Stopped working

Calls to GET /2.0/webhooks, query parameter includeAll on Smartsheet API stopped working on June 15, 2026.

What to use instead of these calls

Page through webhooks with pageSize (at most 10000) and page.

Calls it hits

  • GET /2.0/webhooks
  • query parameter includeAll

⚠️ BREAKING: Removed the includeAll query parameter. If you pass includeAll as a query parameter to GET /2.0/webhooks , a 400 error occurs.

Smartsheet API, Announcement

Facts

API
Smartsheet API api.smartsheet.com
Kind
Endpoint removal
Announced
August 4, 2025
Takes effect
June 15, 2026
Calls after that day
Fail
Source
Announcement
Last updated

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