Gemini 3 Deep Think | Epoch AI

ECI

N/A

Google DeepMind

Feb. 12, 2026

Closed weights

Gemini 3 Deep Think is a closed-weights model from Google DeepMind, released February 12, 2026.

Gemini 3 Deep Think vs select alternatives

Domain	Benchmark	Gemini 3 Deep Think Google DeepMind Feb. 12, 2026 Closed weights	GPT-5.3 Codex OpenAI Feb. 5, 2026 Closed weights	Claude Opus 4.6 Anthropic Feb. 5, 2026 Closed weights	Kimi K2.5 Moonshot Jan. 27, 2026 Open weights
Conceptual reasoning	ARC-AGI-2Best score 95%	85%	n/a	69%	12%
	ARC-AGI-1Best score 99%	96%	n/a	94%	65%
Science	CritPt v1Best score 32%	26%	n/a	n/a	3%

Model metadata

General
Organization	Google DeepMind
Release date	Feb. 12, 2026
Model accessibility	Closed weights
Country	United States of America
Knowledge cutoff	Unknown
Provider notes	Gemini 3 Deep Think: Advancing science, research and engineering

Pricing
Input price	—
Output price	—

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