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Qwen3.5 2B (Reasoning)

AlibabaQwenOpen WeightApache 2.0 · Commercial OK

Description

Qwen3.5-2B is a 2 billion parameter vision-language model using Gated DeltaNet hybrid architecture with a 3:1 ratio of linear attention to full softmax attention. It supports 262K native context length and features both thinking and non-thinking modes.

Release Date
2026-03-02
Parameters
2.0B
Context Length
—
Modalities
—

Capability Radar

6
general
3
coding
46
reasoning
32
science
50
agents
30
multimodal

Rankings

Domain#RankScoreSource
Agentic Capability106
31.0
LS
Code Ranking587
10.0
AA
General Ranking504
28.0
AA
Science554
22.0
AA

Benchmark Scores (LLM Stats)

(LLM Stats (zeroeval))

Agents

t2-bench48.8%SR

Chat

IFEvalGoogle Research (2023)78.6%SR
Multi-Challenge33.7%SR

General

C-Eval73.2%SR
MAXIFE60.6%SR
Include55.4%SR
NOVA-6346.4%SR

Instruction Following

IFBench41.3%SR

Language

MMLU-Redux79.6%SR
MMLU-Pro66.5%SR
MMMLU63.1%SR
MMLU-ProX52.3%SR
WMT24++45.8%SR

Long Context

LongBench v238.7%SR

Math

PolyMATH26.1%SR

Reasoning

Global PIQA69.3%SR
GPQANYU + Cohere + Anthropic (2023)51.6%SR
SuperGPQA37.5%SR
AA-LCR25.6%SR

Tool Calling

BFCL-V443.6%SR

AA Evaluation Indices

(Artificial Analysis)
Tau2(Sierra + U Toronto + Vector Institute (2025))
69.0
Gpqa(NYU + Cohere + Anthropic (2023))
45.6
Ifbench(Google Research (2023))
31.5
Lcr(Artificial Analysis)
21.0
Intelligence Index(Artificial Analysis)
6.9
Terminalbench Hard(Stanford × Laude Institute (2026))
3.8
Terminalbench V2 1
3.0
Coding Index(Artificial Analysis)
2.9
Hle(Center for AI Safety + Scale AI (2025))
2.6

LLM Stats Category Scores

(LLM Stats (zeroeval))
Chat
60
Instruction Following
60
Language
60
Structured Output
60
Legal
50
Math
50
Physics
50
Reasoning
50
Finance
50
General
50
Healthcare
50
Agents
50
Biology
50
Tool Calling
50
Chemistry
40
Economics
40
Long Context
30
Multimodal
30
Spatial Reasoning
30
Communication
30
Vision
30

Pricing

Input PriceFree
Output PriceFree
Blended Price (3:1)Free

Speed

Tokens/sec0.0
Time to First Token0.00s
Time to Answer0.00s

Provider Price Ranking

No provider data available

External Sources

LLM StatsArtificial Analysis