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title: APIkit Module 1.3.11 for Mule 4 Release Notes
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# APIkit Module 1.3.11 for Mule 4 Release Notes

> For the full documentation index, see: https://docs.mulesoft.com/llms.txt

**April 17, 2020**

## What’s New

This release is focused on performance improvements and enhancements to APIkit usability, including:

- Improved performance of the execution of API implementations

- Fixing headers validation message

- Better distinguishing of parsing errors from parsing warnings in the API scaffolding process

## Compatibility

- Mule Runtime 4.1.3 and later

- Anypoint Studio 7.2.0 and later

- Bundled with Anypoint Studio 7.5.0 and Mule runtime 4.3.0 for optimal usability.

## Bug Fixes in detail

- Fixed TPS degradation issue.

- Fixed issue where AMF validation reports contained warnings, APIKit report contained errors
  instead of warnings.

## See Also

- [Known Issues](https://help.salesforce.com/s/issues)