Google tests Gemini 4 Carbon internally, employees say it codes like Opus 5.5

Google employees are reportedly testing a new Gemini 4 version called Carbon internally, rating its coding ability close to Opus 5.5, while Argon has not yet been released publicly.

James Malsawm

@JamesMalsawmArchived 20 days agoOriginally posted 2026.10.11