# Embedded signup v4

DevFeed: [Embedded signup v4](<https://devfeed.tech/articles/embedded-signup-v4-23840.md>)

Original publisher: [Read original article](<https://developers.facebook.com/blog/post/2026/05/14/embedded-signup-v4/>)

Published: 2026-05-14T19:27:06Z

Content type: release

Language: en

Sources: [Facebook Developers](<https://devfeed.tech/sources/facebook-developers.md>)

Topics: [Meta](<https://devfeed.tech/topics/meta.md>), [upgrade](<https://devfeed.tech/topics/upgrade.md>), [Messaging](<https://devfeed.tech/topics/messaging.md>), [API](<https://devfeed.tech/topics/api.md>), [configuration](<https://devfeed.tech/topics/configuration.md>)

Tags: [api](<https://devfeed.tech/tags/api.md>), [apis](<https://devfeed.tech/tags/apis.md>), [configuration](<https://devfeed.tech/tags/configuration.md>), [developer](<https://devfeed.tech/tags/developer.md>), [messaging](<https://devfeed.tech/tags/messaging.md>), [meta](<https://devfeed.tech/tags/meta.md>), [upgrade](<https://devfeed.tech/tags/upgrade.md>)

## AI overview

Meta announces Embedded signup v4 for developers onboarding businesses to Meta Business Messaging APIs. Embedded signup v2 and v3 will be deprecated on October 15, 2026, while v4 adds multi-API onboarding, a simpler signup flow, and unified configuration.

## Source excerpt

Upgrade to Meta's streamlined, unified onboarding experience before the deadline on October 15, 2026