Qwen3.5-PlusvsQwen3.6

Qwen3.5-Plus
Qwen3.6
Specifications
Parameters
35B
Context window
1M
256k
Benchmarks
Agentic coding
SWE-Bench Pro
49.5%
Coding
SWE-Bench Verified
73.4%
Multilingual coding
SWE-Bench Multilingual
67.2%
Agentic terminal coding
Terminal-Bench 2.0
51.5%
Multidisciplinary reasoning
Humanity's Last Exam · no tools
21.4%
Science
GPQA Diamond
86%
Chart reasoning
CharXiv Reasoning
78%
Multimodal reasoning
MMMU-Pro
75.3%
Multimodal
MMMU
81.7%
Overview
CompanyQwenQwen
Release dateFeb 16 2026Apr 16 2026
AccessProprietaryOpen Weight

Which is better: Qwen3.5-Plus or Qwen3.6?

Qwen3.5-Plus and Qwen3.6 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Qwen3.5-Plus shipped 59 days before Qwen3.6, so benchmark comparisons should account for the intervening progress.

Context windows are 1M (Qwen3.5-Plus) vs 256k (Qwen3.6). Qwen3.5-Plus is proprietary, while Qwen3.6 is open weight.

Direct benchmark comparisons are unavailable — Qwen3.5-Plus and Qwen3.6 don't publish scores on any of the same benchmarks.

Frequently asked questions

Qwen3.5-Plus was released by Qwen on Feb 16 2026.

Qwen3.6 was released by Qwen on Apr 16 2026.

Qwen3.5-Plus has a 1M context window; Qwen3.6 has 256k.

Qwen3.5-Plus is a proprietary model released by Qwen. Qwen3.6 is an open weight model released by Qwen.

Other comparisons