Released on August 5, 2026, mcp-acronym-lookup v0.4.1 is a focused maintenance release. While it doesn’t introduce new features to the acronym lookup experience, it strengthens the underlying infrastructure and ensures the server remains aligned with the evolving Model Context Protocol (MCP) ecosystem.

What’s new

The centerpiece of this release is a significant update to the core dependencies. We have bumped the MCP Go SDK from version 1.2.0 to 1.4.1. Additionally, we’ve introduced internal repository indexing via ChromaDB to streamline project maintenance and improve our internal development workflows.

Why it matters

For users, the update to the MCP Go SDK is the most critical change. By staying current with the latest SDK improvements, mcp-acronym-lookup gains better stability and guaranteed compatibility with the latest MCP specifications. This ensures that your AI agents can continue to resolve abbreviations reliably and efficiently as the broader MCP ecosystem evolves.

Getting Started and Upgrading

Upgrading to v0.4.1 is straightforward and involves no breaking changes.

If you have Go installed, you can update immediately by running:

go install github.com/UnitVectorY-Labs/mcp-acronym-lookup@latest

Alternatively, you can download the pre-compiled binaries for your specific operating system (macOS, Linux, or Windows) from the GitHub Releases page.

This post was AI-generated.