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	DeepSeek-R1 DeepSeek	Qwen3.7-Max Alibaba	GPT-4.1 OpenAI	GPT-5.5 OpenAI
Vendor	DeepSeek	Alibaba	OpenAI	OpenAI
Family	DeepSeek	Qwen	GPT	GPT
Release date	2025-01-20	2026-05-20	2025-04-14	2026-04-23
Context window	128,000 tokens	1,000,000 tokens	1,000,000 tokens	400,000 tokens
Parameters	671B	—	—	—
Modality	text	text	text, vision	text, vision, audio
License	MIT	proprietary	proprietary	proprietary
Source	open weights	proprietary	proprietary	proprietary
Description	Reasoning-focused open-weight model.	Alibaba's flagship agent model — 1M-token context, extended-thinking mode, 56.6 on the Artificial Analysis Intelligence Index v4.0 (5th overall, #1 Chinese). 50.8% on Terminal-Bench Hard. Designed for long-horizon agent workloads (hundreds-to-thousands of steps). Closed-weight, $2.50/$7.50 per 1M tokens.	—	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.
Links	weights →	vendor →		vendor →
Benchmarks
MMLU-Pro	—	83.7%	—	87.6%
GPQA-D	—	83.0%	—	89.4%
HumanEval	—	93.9%	—	96.8%
Aider	—	78.4%	—	89.7%
AIME-25	79.8%	90.4%	—	94.2%
LiveCB	—	71.0%	—	78.9%
MMMU	—	—	—	78.4%