Gemini 4 Carbon
gemini-4-carbon
Google · chat · api
Context
1M
Max output
32.8K
Input $/1M
$2.00
Output $/1M
$10.00
Modalities
text
Released
28 Oct 2026
AI summary
● machine-written
Google releases Gemini 4 Carbon, frontier reasoning model for complex tasks
Gemini 4 Carbon is Google's newest frontier model announced October 28, 2026, built for long-running coding, autonomous agents, and cybersecurity work. It supports text, image, video, and audio inputs with a 1M-token context window and ranks #1 on Artificial Analysis's Intelligence Index. Access is currently limited to U.S. government testers and cyber defenders in Google's Fairwind Program, with broader availability planned.
What's new
- Launched October 28, 2026 as Google's strongest model to date
- #1 on Artificial Analysis Intelligence Index v5 (score: 59-60)
- 1M-token context window with up to 1M-token max output (long decode mode)
- Introductory pricing: $2 per 1M input tokens, $10 per 1M output tokens; standard pricing $4/$20 after introductory period
- Currently available only to U.S. government pre-release testers and Fairwind Program cyber defenders
Best for
Complex software engineering and mathematical problem solvingLong-running autonomous multi-step agentsCybersecurity and code analysis across large codebasesHigh-factual-accuracy reasoning tasks
Source: https://ai.google.dev/gemini-api/docs/models/gemini-4-carbon