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DeepSeek-R1×

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	DeepSeek-R1 DeepSeek	Gemini 3.5 Google	GPT-5 OpenAI	DeepSeek-V4-Pro DeepSeek
Vendor	DeepSeek	Google	OpenAI	DeepSeek
Family	DeepSeek	Gemini	GPT	DeepSeek
Release date	2025-01-20	2026-05-20	2025-08-07	2026-04-22
Context window	128,000 tokens	2,000,000 tokens	400,000 tokens	1,000,000 tokens
Parameters	671B	—	—	1.6T (49B active)
Modality	text	text, vision, audio, video	text, vision, audio	text
License	MIT	proprietary	proprietary	MIT
Source	open weights	proprietary	proprietary	open weights
Description	Reasoning-focused open-weight model.	Google DeepMind's next-gen Gemini — positioned as "frontier intelligence with action". Built for complex agentic workflows. Announced at Google I/O 2026.	OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026.	DeepSeek's flagship open-weight MoE. 1.6T parameters with 49B activated, 1M-token context, and a hybrid attention scheme (CSA + HCA) that delivers long-context inference at ~27% of V3.2's FLOPs.
Links	weights →	vendor →	vendor →	weights →
Benchmarks
MMLU-Pro	—	88.9%	85.1%	84.2%
GPQA-D	—	91.2%	87.3%	82.4%
HumanEval	—	—	95.2%	95.1%
Aider	—	—	85.4%	80.1%
AIME-25	79.8%	96.1%	91.0%	88.6%
LiveCB	—	—	74.5%	72.4%
MMMU	—	86.0%	74.1%	—