Visual Studio Code

Buf released a production-grade Language Server Protocol server for Protobuf, bundled with its CLI and available through its VS Code extension or editor configuration.

The real upgrade is incremental, query-driven analysis that can diagnose schema mistakes while developers work, rather than treating .proto files as second-class text.

The Cursor forum change removes a way for paying users to inspect consumption and cost information. In a product sold around model access, that makes the bill harder to audit.

HN readers connected the decision to a broader shift: users can move between AI tools more easily than they could move away from a traditional IDE, so transparency can be part of retention.