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	Gemini 3 Pro Google	DeepSeek-R1 DeepSeek	GPT-5.5 OpenAI	Llama 4 Maverick Meta
Vendor	Google	DeepSeek	OpenAI	Meta
Family	Gemini	DeepSeek	GPT	Llama
Release date	2026-04-22	2025-01-20	2026-04-23	2025-04-05
Context window	2,000,000 tokens	128,000 tokens	400,000 tokens	1,000,000 tokens
Parameters	—	671B	—	400B
Modality	text, vision, audio, video	text	text, vision, audio	text, vision
License	proprietary	MIT	proprietary	Llama 4 Community License
Source	proprietary	open weights	proprietary	open weights
Description	Google DeepMind's flagship multimodal model. Best-in-class for multimodal understanding and agentic / vibe coding workflows. A "Deep Think" reasoning mode is available to AI Ultra subscribers.	Reasoning-focused open-weight model.	OpenAI's smartest and most intuitive model — successor to GPT-5, with major coding, research, and document workflow gains. GPT-5.5 Pro variant also available for heavier reasoning.	Mixture-of-experts open-weight model from Meta.
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