Google Open-Sources Harness2, a Recursive Agent Harnessing Framework

1. What happened

   According to a MarkTechPost report, Google has open-sourced Harness2, a framework for recursive agent harnessing. The available details come only from the headline, so the framework's features are not described here.

2. When it started

   The topic began trending on 18 October 2026, based on the start time of this trend. The exact date of Google's release is not stated in the source.

3. How it spread

   The source does not describe how Harness2 works or how developers can access or use it. Readers should check the original MarkTechPost article or Google's official channels for details.

4. Why it matters

   Open-sourcing a framework makes it publicly available for developers to inspect, use and build on. The source does not say what impact it is expected to have.