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Qwen3.5 397B A17B

qwen/qwen3.5-397b-a17b
Provider logo

Qwen3.5 397B A17B

qwen/qwen3.5-397b-a17b

Qwen 3.5's open-source 397B MoE model (17B active params) with hybrid linear attention. Supports text, image, and video input with a 256K context window.

Added Feb 16, 2026

Model weights

Context Window

258.0K

Max Output

65.5K

Avg output tokens (7d)

2.1K tokens

77%

Input Price (Auto)

$0.39/1M

Output Price (Auto)

$2.34/1M

Cache Read (Auto)

$0.20/1M

Capabilities

Benchmarks

Performance metrics and benchmarks

Sourced from Artificial Analysis.

Intelligence Index

32.7

Better than 73% of models compared

Reasoning

GPQA Diamond

Graduate-level scientific reasoning

86.1%

Better than 84% of models compared

HLE

Humanity's Last Exam

19.8%

Better than 75% of models compared

IFBench

Instruction-following benchmark

51.6%

Better than 61% of models compared

T²-Bench Telecom

Conversational AI agents in dual-control scenarios

83.9%

Better than 75% of models compared

AA-LCR

Long context reasoning evaluation

62.0%

Better than 65% of models compared

CritPt

Research-level physics reasoning

0.9%

Coding

SciCode

Python programming for scientific computing

41.1%

Better than 76% of models compared

Terminal-Bench Hard

Agentic coding and terminal use

35.6%

Better than 82% of models compared

Knowledge

AA-Omniscience Accuracy

Proportion of correctly answered questions

24.5%

AA-Omniscience Hallucination Rate

Rate of incorrect answers among non-correct responses

82.7%

Last updated Aug 16, 2026

Artificial Analysis

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