Gemini 4 Carbon | Epoch AI

ECI

N/A

Google DeepMind

Oct. 28, 2026

Closed weights

Gemini 4 Carbon is a closed-weights model from Google DeepMind, released October 28, 2026.

Gemini 4 Carbon vs select alternatives

Domain	Benchmark	Gemini 4 Carbon Google DeepMind Oct. 28, 2026 Closed weights	GPT-6 Astra OpenAI Sep. 3, 2026 Closed weights	Claude Opus 5.5 Anthropic Sep. 22, 2026 Closed weights	Muse Wonder Meta AI Oct. 12, 2026 Closed weights
Agent	Vending-Bench 2Best score $16,484	$16,484	$15,515	$9,235	$9,432
Multimodal	Blueprint-Bench 2Best score 59%	59%	50%	51%	n/a
Science	CritPt v1Best score 36%	36%	32%	32%	28%
	SciCodeBest score 67%	64%	56%	67%	60%

Model metadata

General
Organization	Google DeepMind
Release date	Oct. 28, 2026
Model accessibility	Closed weights
Country	United States of America
Knowledge cutoff	Unknown
Provider notes	Gemini 4 Carbon: our next frontier model

Pricing
Input price	—
Output price	—

Training
Parameters	Unknown
Training compute	Unknown
Training hardware	Unknown
Training time	Unknown
Training dataset size	Unknown