H Company Releases Holo4: Open-Weight Computer-Use Models Spanning Desktop, Web, Android, and APIs

H Company has released Holo4, a suite of open-weight models purpose-built for computer use, capable of clicking, coding, and calling tools across desktop environments, web browsers, Android, and external APIs. The open-weight release means developers can self-host and fine-tune Holo4 for their specific automation pipelines without depending on a proprietary API. This positions Holo4 as a direct competitor to closed computer-use offerings and is particularly relevant for teams building RPA-style agents or multi-environment automation systems. The cross-platform scope — covering desktop GUIs, web, mobile, and programmatic APIs simultaneously — is a notable differentiator over single-environment models. Developers interested in autonomous UI interaction should evaluate Holo4 as a deployable, customizable foundation.