Qwen 3.5

Alibaba Cloud's Qwen 3.5 is a practical candidate for coding agents and structured automation in MyClaw. It helps you choose between the 9B, 27B, and 35B options, plan benchmarks, and decide when to test a move to Qwen 3.6.

9B
efficient model option
27B
balanced model option
35B
agent-focused option
QwenQwen
Model family
Qwen / Tongyi Qianwen
Page focus
qwen 3.5 benchmarks, model sizing, and Qwen 3.5 vs 3.6 evaluation
Variants covered
Qwen 3.5 9B, Qwen 3.5 27B, and Qwen 3.5 35B
Strengths
Coding, tool use, structured data, multilingual work, and agent workflows
Qwen platform signals
Alibaba Cloud highlights Qwen3 hybrid thinking, MCP support, and 119 languages or dialects
Images
Official Alibaba Cloud Qwen visuals
Capabilities

Where Qwen 3.5 fits

Use this page as a practical model-selection guide when evaluating Qwen 3.5 for coding agents, structured workflows, and migration planning.

Agentic task execution

Qwen is positioned around tool use and MCP-style workflows, which makes Qwen 3.5 a useful candidate for agents that need to plan, call tools, inspect files, and keep context across steps.

Model-size selection

Start with Qwen 3.5 9B for lightweight routing or local-style tasks, move to Qwen 3.5 27B for balanced work, and reserve Qwen 3.5 35B for harder coding and agent sessions.

Benchmark-first rollout

Treat Qwen 3.5 benchmarks as workload signals: compare coding, math, instruction following, multilingual behavior, tool reliability, and cost before promoting a workflow to production.

Qwen 3.5 benchmarks

Qwen 3.5 Benchmark results

Official Qwen results compare Qwen3.5-397B-A17B with leading frontier models across instruction following, reasoning, tool use, search, coding, multilingual knowledge, document understanding, and video reasoning benchmarks.

Official Qwen 3.5 benchmark comparison chart from the Qwen blog

Language benchmark results

Official Qwen3.5 results compare Qwen3.5-397B-A17B with GPT-5.2, Claude 4.5 Opus, Gemini-3 Pro, Qwen3-Max-Thinking, and K2.5-1T-A32B across knowledge, instruction following, long-context, and multilingual benchmarks.

GPT5.2Claude 4.5 OpusGemini-3 ProQwen3-Max-ThinkingK2.5-1T-A32BQwen3.5-397B-A17B
Knowledge
MMLU-Pro87.489.589.885.787.187.8
MMLU-Redux95.095.695.992.894.594.9
SuperGPQA67.970.674.067.369.270.4
C-Eval90.592.293.493.794.093.0
Instruction Following
IFEval94.890.993.593.493.992.6
IFBench75.458.070.470.970.276.5
MultiChallenge57.954.264.263.362.767.6
Long Context
AA-LCR72.774.070.768.770.068.7
LongBench v254.564.468.260.661.063.2
Multilingualism
MMMLU89.590.190.684.486.088.5
MMLU-ProX83.785.787.778.582.384.7
NOVA-6354.656.756.754.256.059.1
INCLUDE87.586.290.582.383.385.6
Global PIQA90.991.693.286.089.389.8
PolyMATH62.579.081.664.743.173.3
WMT24++78.879.780.777.677.678.9
MAXIFE88.479.287.584.072.888.2

Vision Language benchmark results

Official Qwen3.5 vision-language results compare Qwen3.5-397B-A17B with GPT-5.2, Claude 4.5 Opus, Gemini-3 Pro, Qwen3-VL-235B-A22B, and K2.5-1T-A32B across STEM, VQA, document understanding, spatial reasoning, video, visual-agent, and medical VQA tasks.

GPT5.2Claude 4.5 OpusGemini-3 ProQwen3-VL-235B-A22BK2.5-1T-A32BQwen3.5-397B-A17B
STEM and Puzzle
MMMU86.780.787.280.684.385.0
MMMU-Pro79.570.681.069.378.579.0
MathVision83.074.386.674.684.288.6
Mathvista(mini)83.180.087.985.890.190.3
We-Math79.070.086.974.884.787.9
DynaMath86.879.785.182.884.486.3
ZEROBench93104912
ZEROBench_sub33.228.439.028.433.541.0
BabyVision34.414.249.722.236.552.3/43.3
General VQA
RealWorldQA83.377.083.381.381.083.9
MMStar77.173.283.178.780.583.8
HallusionBench65.264.168.666.769.871.4
MMBenchEN-DEV-v1.188.289.293.789.794.293.7
SimpleVQA55.865.773.261.371.267.1
Text Recognition and Document Understanding
OmniDocBench1.585.787.788.584.588.890.8
CharXiv(RQ)82.168.581.466.177.580.8
MMLongBench-Doc--61.960.556.258.561.5
CC-OCR70.376.979.081.579.782.0
AI2D_TEST92.287.794.189.290.893.9
OCRBench80.785.890.487.592.393.1
Spatial Intelligence
ERQA59.846.870.552.5--67.5
CountBench91.990.697.393.794.197.2
RefCOCO(avg)----84.191.187.892.3
ODInW13----46.343.2--47.0
EmbSpatialBench81.375.761.284.377.484.5
RefSpatialBench----65.569.9--73.6
LingoQA68.878.872.866.868.281.6
V*75.967.088.085.977.095.8/91.1
Hypersim------11.0--12.5
SUNRGBD------34.9--38.3
Nuscene------13.9--16.0
Video Understanding
VideoMME(w sub.)8677.688.483.887.487.5
VideoMME(w/o sub.)85.881.487.779.083.283.7
VideoMMMU85.984.487.680.086.684.7
MLVU (M-Avg)85.681.783.083.885.086.7
MVBench78.167.274.175.273.577.6
LVBench73.757.376.263.675.975.5
MMVU80.877.377.571.180.475.4
Visual Agent
ScreenSpot Pro--45.772.762.0--65.6
OSWorld-Verified38.266.3--38.163.362.2
AndroidWorld------63.7--66.8
Medical VQA
SLAKE76.976.481.372.581.679.9
PMC-VQA58.959.962.356.163.364.2
MedXpertQA-MM73.363.676.047.665.370.0
Model comparison

Qwen 3.5 vs 3.6

For most teams, Qwen 3.5 vs 3.6 is not a branding choice. It is a migration test across benchmark scores, latency, tool reliability, model availability, and deployment cost.

Model comparisonQwen 3.5Qwen 3.6
First evaluationUse Qwen 3.5 as the stable baseline for benchmark runs, model-size selection, and agent workflows already tuned around 9B, 27B, or 35B options.Use Qwen 3.6 as the challenger when you want to test newer capabilities or a newer open/proprietary Qwen release path.
Benchmark focusPrioritize coding, tool calls, JSON output discipline, multilingual tasks, and latency by model size.Run the same suite before migration, then compare win rate, regression count, output length, and retry behavior.
Model-size planningThe 9B, 27B, and 35B framing makes Qwen 3.5 useful for staged rollout from lightweight tasks to harder agent sessions.Check which Qwen 3.6 sizes are actually available in your target provider before assuming a one-to-one replacement.
Best first testStart with Qwen 3.5 when you need a controlled benchmark page and predictable model-selection ladder.Test Qwen 3.6 when the workload needs newer Qwen behavior and you can tolerate migration validation.

Run Qwen 3.5 vs 3.6 on the same prompts, tools, and scoring harness; do not compare isolated leaderboard numbers without matching settings.

Use cases

Where Qwen 3.5 fits in MyClaw

Repository agents

Use Qwen 3.5 to inspect code, propose changes, and run implementation loops inside a hosted MyClaw workspace.

Structured data tasks

Evaluate JSON output, table reasoning, and deterministic extraction before using the model in operational workflows.

Multilingual support

Test customer-facing or internal workflows across the languages your agents actually need to serve.

Migration checks

Compare Qwen 3.5 vs 3.6 with the same tool schemas, context size, retry policy, and acceptance tests.

Qwen 3.5 FAQs

Qwen 3.5

Run Qwen 3.5 in a hosted MyClaw agent

Use MyClaw to benchmark Qwen 3.5 with real files, tools, coding tasks, multilingual prompts, and Qwen 3.5 vs 3.6 migration checks.