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Qwen3.5 397B A17B


Qwen3.5 397B A17B is Alibaba logoAlibaba's language model with a 262K context window and up to 66K output tokens, available from 3 providers, starting at $0.390 / 1M input and $2.34 / 1M output. A flagship Qwen3.5 MoE vision-language model with 397B total and 17B active parameters, built on a hybrid linear-attention and sparse MoE architecture for top-tier multimodal performance.
Spec
Canonical IDalibaba-qwen3-5-397b-a17b
TypeLanguage
StatusActive
CreatorAlibabaAlibaba
Providers
Context Window262K tokens
Max Output66K tokens
Input ModalitiesImageTextVideo
Output ModalitiesText
Reasoning Effortsdefault
Parameters397B
Release Date · 2 months ago
Intelligence Index
40.1
#25
Coding Index
37.4
#21
GPQA
0.9
#12
HLE
0.2
#26
IFBench
0.5
#55
Time to First Token
1.54s
#281
SciCode
0.4
#26
LCR
0.6
#39
TerminalBench Hard
0.4
#18
TAU2
0.8
#39
Output TPS
51.1
#147

Capabilities

Input3/5
Text
Image
Audio·
Video
PDF·
Output1/5
Text
Image·
Audio·
Video·
Embedding·
Capabilities4/13
Reasoning
Adaptive Reasoning·
Function Calling
Parallel Function Calling
Structured Outputs
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Pricing by Provider

ProviderStandardBatch
Input
$ / 1M
Output
$ / 1M
Cache Read
$ / 1M
Input
$ / 1M
Output
$ / 1M
OpenRouter logo
OpenRouter
qwen/qwen3.5-397b-a17b
$0.390$2.34$0.195
Alibaba Qwen logo
Alibaba Qwen
qwen3.5-397b-a17b
$0.600$3.60N/A$0.300$1.80
Together AI logo
Together AI
Qwen/Qwen3.5-397B-A17B
$0.600$3.60N/A

Cost Calculator

Preset:
Compares every provider & tier in USD

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Qwen3.5 122B A10B262K$0.260$2.08Available
Qwen3.5 35B A3B262K$0.163$1.30Available
Qwen3.5 397B A17B262K$0.390$2.34Current

HuggingFace

1,459 likes738,563 downloads/month2,577,473 total downloads

Model IDs