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We post updates and tips about the Developer Platform here. These formats are also available:

What's changed in v19.1.0

Auth template rendering can honor the real outbound request and custom request properties, plus a fix for the appTester type signatureReleased: 2026-07-30

What's changed in v19.0.0

The zapier CLI binary has been removed. Use zapier-platform instead.Released: 2026-05-18

New platform guardrails for safer integration versioning

The platform now checks for breaking changes during promotion and guides you toward the correct semantic version, helping protect your users from unexpected disruptions.Effective: 2026-05-12

What's changed in v18.6.0

New invoke auth template and invoke auth render commands for inspecting an app’s auth request shapeReleased: 2026-05-05

What's changed in v18.5.1

Actionable error when app definition fails to load, platformData removed from bundle, docs and help updated to use zapier-platform binary nameReleased: 2026-04-30

Zapier Developer Platform v18.5.0: CLI invoke line item support

“Zapier Developer Platform v18.5.0 adds line item support to the invoke command with interactive editing, field validation, and a lodash 4.18.1 security fix.”Released: 2026-04-16

What's changed in v18.4.0

JSON input field type, versions command improvements, function-based dynamic dropdown fixReleased: 2026-04-06

What's changed in v18.3.0

Bug fixes and improvementsReleased: 2026-03-12

What's changed in v18.2.3

Bug fixes and improvementsReleased: 2026-03-04

What's changed in v18.2.2

Bug fix for legacy-scripting-runner module loadingReleased: 2026-02-26

Looking for older news? 2026, 2025, and old changelogs prior to v17
Last modified on August 18, 2026