Gemini 4 Carbon

Family

gemini-carbon

Not stated on Google’s pages: max input, input modalities, output modalities, reasoning, reasoning efforts, reasoning can be off, max thinking budget, tool use, structured output, built-in tools, knowledge cutoff, aliases.

• LMArena Text 1,528

  #1 of 163 listed models · high effort · CI 1,518–1,537 · 4,403 votes

• LMArena Text · Chinese 1,588

  #1 of 161 listed models · high effort · CI 1,560–1,617 · 474 votes

• LMArena Text · Coding 1,573

  #1 of 163 listed models · high effort · CI 1,555–1,592 · 1,106 votes

• LMArena Text · Creative writing 1,515

  #3 of 163 listed models · high effort · CI 1,495–1,535 · 990 votes

• LMArena (Arena), leaderboard-dataset on Hugging Face, licensed CC BY 4.0 · License · as of Oct 28, 2026
• changes we made

• Nov 2, 2026Release Google releases Gemini 4 Argon and announces Gemini 4 Carbon Google rolled out Gemini 4 Argon globally across Google AI Studio, the Gemini API, Google Cloud, Search and the Gemini app. Gemini 4 Carbon is in pre-release testing with the U.S. government and selected cyber defenders, with a broader launch planned.
• Oct 28, 2026Release Google announces Gemini 4 Carbon Google announced Gemini 4 Carbon, which will initially be available to a subset of cyber defenders before wider access. Its standard prices after the introductory period are $4 per million input tokens and $20 per million output tokens.

1. Oct 28, 2026 New language model

• Introducing Gemini 4 Carbon (opens in a new tab) deepmind.google · checked Nov 1, 2026

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Snapshots, the same family and other models from this provider

• Gemini 4 Argon
• Gemini 3.8 Flash
• Gemini Robotics ER 2 preview
• Gemini Robotics ER 2 Streaming preview
• Gemini 3.5 Flash-Lite
• Gemini 3.6 Flash
• Gemma 4 12B Unified
• Gemma 4 26B A4B IT