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	DeepSeek-V3.1 DeepSeek	Llama 4 Scout Meta	GPT-5 OpenAI	DeepSeek-V4-Flash DeepSeek
Vendor	DeepSeek	Meta	OpenAI	DeepSeek
Family	DeepSeek	Llama	GPT	DeepSeek
Release date	2025-08-21	2025-04-05	2025-08-07	2026-04-22
Context window	128,000 tokens	10,000,000 tokens	400,000 tokens	1,000,000 tokens
Parameters	671B	109B	—	284B (13B active)
Modality	text	text, vision	text, vision, audio	text
License	MIT	Llama 4 Community License	proprietary	MIT
Source	open weights	open weights	proprietary	open weights
Description	Large MoE open-weight model. Predecessor to DeepSeek-V4.	—	OpenAI's flagship general-purpose model. Superseded by GPT-5.5 in April 2026.	Smaller, faster sibling to DeepSeek-V4-Pro. Same 1M context window with a much lighter 284B / 13B-active MoE.
Links	weights →	weights →	vendor →	weights →