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Qwen 3.6 Plus

ECI#65
148
Alibaba
Mar. 31, 2026
Closed weights

Qwen 3.6 Plus is a closed-weights model from Alibaba, released March 31, 2026. It has an ECI score of 148 and ranks 65th of 257 tracked models. At the time of its release, it ranked 18th of 197 tracked models.

Qwen 3.6 Plus vs select alternatives

DomainBenchmark
Qwen 3.6 Plus
Alibaba
Mar. 31, 2026
Closed weights
Alibaba
Feb. 16, 2026
Closed weights
OpenAI
Mar. 17, 2026
Closed weights
DeepSeek
Apr. 24, 2026
Open weights
ECI scoreBest score 167
148147149149
Ranking#65#71#62#61
Agent
Vending-Bench 2Best score $15,515
$5,115$1—$3,285
Games
Chess PuzzlesBest score 72%
17%
22%
24%
20%
Mystery Game PuzzlesBest score 84%
12%
17%
11%
17%
Mathematics
38%
n/a
51%
45%
OTIS Mock AIME 2024-2025Best score 100%
93%
87%
89%
97%
Science
GPQA DiamondBest score 96%
88%
85%
87%
91%
Software engineering
Text Arena (Coding)Best score 1820
1461139913971464
SWE-bench VerifiedBest score 83%
58%
n/a
n/a
78%
World knowledge
SimpleQA VerifiedBest score 76%
44%
25%
29%
47%

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