Making Gemini CLI extensions easier to use- Google Developers Blog

This post introduces 'extension settings' for Gemini CLI extensions, a new capability that allows extensions to define required configuration parameters (e.g., API keys, base URLs, project identifiers). These settings are prompted to the user upon installation, ensuring extensions have the necessary information to function correctly from the start. Key features include automated setup, secure storage of sensitive settings in the system keychain, command-line management via `gemini extensions config`, and support for global user and project-specific workspace scopes. The AlloyDB extension is presented as a concrete example of how these settings simplify database connection by replacing manual environment variable exports with a guided setup process. The post also details how extension authors can define settings in `gemini-extension.json` and how users can manage them using the `gemini extensions config` command, including updating all settings or specific ones, and using workspace overrides. Debugging tips and best practices for extension settings are also provided.