Key highlights for week of 9/8/2025 - v0.5.0

[NTaylorMullen]

Here is Gemini CLI’s September 8th weekly update for v0.5.0

Key Highlights:

• 🎉FastMCP + Gemini CLI 🎉: Quickly install and manage your Gemini CLI MCP servers with FastMCP (video, pr by @jackwotherspoon)
  • Getting started: https://gofastmcp.com/integrations/gemini-cli
• The Three-Day Drop: Loading next week's lineup... [█▒▒▒▒▒▒▒▒▒] 0%
• Positional Prompt for Non-Interactive: Seamlessly invoke Gemini CLI headlessly via gemini "Hello". Synonymous with passing -p. (gif, pr by @allenhutchison)
• Experimental Tool Output Truncation: Enable truncating shell tool outputs and saving full output to a file by setting ”enableToolOutputTruncation”: true (pr by @SandyTao520)
• Edit Tool Improvements: Gemini CLI’s ability to edit files should now be far more capable. (pr by @silviojr)
• Custom Witty Messages: The feature you’ve all been waiting for… Personalized witty loading messages via "ui": { "customWittyPhrases": ["YOLO"]} in settings.json . (pr by @JayadityaGit)
• Nested .gitignore File Handling: Nested .gitignore files are now respected. (pr by @gsquared94)
• Enforced Authentication: System administrators can now mandate a specific authentication method via "enforcedAuthType": "oauth-personal|gemini-api-key|…"in settings.json. (pr by @chrstnb)
• A2A Development-Tool Extension: An RFC for an Agent2Agent (A2A) powered extension for developer tool use cases. (feedback, pr by @skeshive)
• Hands on Codelab: https://codelabs.developers.google.com/gemini-cli-hands-on
• Small features, Polish, Reliability & Bug Fixes: A large amount of changes, smaller features, UI updates, reliability and bug fixes + general polish made it in this week!