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.

  • Vision
  • Video Input

Added Feb 16, 2026

Model weights

Pricing

Auto routing · per 1M tokens
Input
$0.39
Output
$2.34
Compare provider prices

Specifications

Context window
258K
Max output
65.5K
Parameters
397B / 17B
Total / active
Avg output (7d)
356 tokens
Longer than 33% of models

Benchmarks

Sourced from Artificial Analysis.

Intelligence Index

21.4

Better than 67% of models compared

Agentic work

T²-Bench Telecom (legacy)

Legacy fallback · Conversational AI agents in dual-control scenarios

83.9%

Better than 75% of models compared

Document reasoning

AA-LCR v1.1

Long context reasoning with updated grading

64.3%

Better than 55% of models compared

Reasoning

HLE

Humanity's Last Exam

19.8%

Better than 68% of models compared

IFBench

Instruction-following benchmark

51.6%

Better than 61% of models compared

CritPt

Research-level physics reasoning

0.9%

Coding

Terminal-Bench Hard (legacy)

Legacy fallback · 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%

Legacy benchmarks

GPQA Diamond (legacy)

Graduate-level scientific reasoning

86.1%

Better than 81% of models compared

AA-LCR (unversioned / legacy)

Long context reasoning evaluation

64.3%

Better than 55% of models compared

Last updated Oct 3, 2026

Artificial Analysis

Providers

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