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Qwen3.5-2B

Alibaba · 2026-03-02 · 2.3B parameters

Qwen3.5-2B is Alibaba's open-weight dense model in the Qwen3.5 small-model series, released March 2, 2026 and positioned for edge-device use, prototyping, and task-specific fine-tuning. Its complete multimodal checkpoint contains exactly 2,274,069,824 parameters; it accepts text, images, and video, uses a hybrid Gated DeltaNet/full-attention architecture, and supports 262,144 tokens natively.

Benchmark scores

BenchmarkScore
AA-LCR23.7
AA-LCR v1.121.0
AA-Omniscience Index-60.2
Apex Shortlist (MathArena IRT estimate)8.1
Artificial Analysis Agentic Index0.8
Artificial Analysis Coding Index2.9
Artificial Analysis Intelligence Index7.6
Artificial Analysis Omniscience Accuracy8.1
Artificial Analysis Omniscience Hallucination Rate74.2
Artificial Analysis Openness Index38.9
Artificial Analysis Progress Index v1177
ArXivMath — Overall5.7
ArXivMath 03/2026 (MathArena IRT estimate)8.1
ArXivMath 04/20261.9
ArXivMath 05/202610.6
ArXivMath 06/20264.2
BrokenArXiv 06/20262.8
Capability124.5
Chess Puzzles0.0
CritPt (avg@5)0.0
GDPval-AA v2166
GDPval-AA v2 (normalized)0.0
GDPval-AA v2.1-38.3
GPQA Diamond (Artificial Analysis avg@5)45.6
Humanity's Last Exam (Text-Only)5.0
IFBench (Artificial Analysis avg@5)31.5
MMMU Pro43.0
SciCode (Artificial Analysis avg@3)7.2
Terminal-Bench 2.13.0
Terminal-Bench Hard3.8
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