You're viewing **Apigee Edge** documentation.  
[Go to the
**Apigee X** documentation](http://cloud.google.com/apigee/docs). info


> [!NOTE]
> **Note:** Apigee Extensions are available in the Edge UI to Google Cloud Apigee customers with an Enterprise [support](https://cloud.google.com/apigee/pricing) plan.

> [!NOTE]
> **Note:** Extensions marked as deprecated will no longer be available for selection by users. However, the currently deployed version(s) will remain unaffected.

<br />

## Version 2.0.2

This version upgrades internal dependencies. There are no user-facing changes.

## Version 2.0.1 (Deprecated)

This version upgrades internal dependencies. There are no user-facing changes.

## Version 2.0.0 (Deprecated)

This version upgrades internal dependencies. There are no user-facing changes.

## Version 1.6.7 (Deprecated)

This version upgrades internal dependencies. There are no user-facing changes.

## Version 1.6.6 (Deprecated)

This version upgrades internal dependencies. There are no user-facing changes.

> [!NOTE]
> **Note:** Versions 1.6.2 - 1.6.5 were internal trial releases.

## Version 1.6.1 (Deprecated)

This version fixes a bug in exception handling flow of Extensions. There are no
user-facing changes.

## Version 1.6.0 (Deprecated)

This version upgrades the dependencies used by the Cloud Logging extension.
There are no user-facing changes.

## Version 1.5.0 (Deprecated)

> [!NOTE]
> **Note:** Stackdriver logging is now [Cloud logging](https://cloud.google.com/products/operations)

This version removes a health-check that required `logging.logEntries.list`
permission that was not documented. The health-check to verify if the
credentials have the right permissions will now be done through `dry-run` of a
log write to `testLog` with a message of `testMsg`.

## Version 1.3.7 (Deprecated)

Adds support for use when called by an [ExtensionCallout policy](https://docs.apigee.com/api-platform/reference/policies/extension-callout-policy) located in
[PostClientFlow](https://docs.apigee.com/api-platform/fundamentals/what-are-flows#designingflowexecutionsequence-havingcodeexecuteafterthe).

## Version 1.2.1 (Deprecated)

Adds support for specifying JSON as message input. Previously, only strings were
supported.

## Version 1.2.0 (Deprecated)

Extension released.

clientreceivesyourproxysresponsewithapostclientflow