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	DeepSeek-R1 DeepSeek	Llama 4 Maverick Meta	Claude 4.7 Opus Anthropic	DeepSeek-V4-Pro DeepSeek
Vendor	DeepSeek	Meta	Anthropic	DeepSeek
Family	DeepSeek	Llama	Claude	DeepSeek
Release date	2025-01-20	2025-04-05	2026-04-16	2026-04-22
Context window	128,000 tokens	1,000,000 tokens	1,000,000 tokens	1,000,000 tokens
Parameters	671B	400B	—	1.6T (49B active)
Modality	text	text, vision	text, vision	text
License	MIT	Llama 4 Community License	proprietary	MIT
Source	open weights	open weights	proprietary	open weights
Description	Reasoning-focused open-weight model.	Mixture-of-experts open-weight model from Meta.	Anthropic's previous Opus flagship — superseded by Opus 4.8 on May 28, 2026 (42-day cycle). Optimized for complex reasoning and coding. Improved software engineering, long-running coding tasks, and higher-resolution vision over Claude 4.6.	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 →	weights →	vendor →	weights →
Benchmarks
MMLU-Pro	—	80.5%	88.2%	84.2%
GPQA-D	—	—	90.1%	82.4%
HumanEval	—	—	97.4%	95.1%
Aider	—	—	91.2%	80.1%
AIME-25	79.8%	—	93.5%	88.6%
LiveCB	—	—	80.2%	72.4%
MMMU	—	68.5%	79.0%	—