Language modelActive

Qwen 3.5 27B

Alibaba

Released: February 24, 2026
Data date: September 8, 2026

Speed: 77.9 tokens/s
Output throughput
Price: $0.27 · $2.16
Input · Output / 1M tokens
Input: Text, Image, Video
Output: Text

Qwen 3.5 27B is the dense counterpart to the line's sparse MoE variants. All 27 billion parameters participate in each pass, and the model processes text, images, and video in one multimodal architecture.

Qwen lists 262,144 native context tokens for the weights, with extension to 1,010,000. Apache-2.0 permits self-hosting.

Specifications and access

Specification	Value and source
Weights	Open weightsSource
Access	API, LocalSource
Parameters	27BSource
Context window	262,144 tokensSource
Weights repository	Qwen/Qwen3.5-27BSource
License	Apache-2.0Source
Architecture	hybrid Gated DeltaNet + Gated Attention; dense or sparse MoE with vision encoderSource
Input	Text, Image, VideoSource
Output	TextSource
Reasoning mode	thinking by default; switchable non-thinking/instruct modeSource
Tool calling	YesSource
Structured output	YesSource
Native context window	262,144 tokensSource
Maximum context window	1,010,000 tokensSource
Parameters	27 BSource
Languages	201 languages and dialectsSource
Repository created	2026-02-24 (Repository creation date is a precise publication proxy, but may differ from the public announcement date or an individual checkpoint's first availability.)Source

Measurements without matching peer values

These measurements have no matching peer values under the same test conditions. Their original values and sources remain available here.

MMLU-Pro (Show measurement, test conditions, and source)

Source value: 86.1
Score: 86.1
Metric: percent
Unit: %
Direction: Higher is better
Source type: vendor-reported
Evaluator: Qwen official Hugging Face model card
Status: active
Retrieved at: 2026-09-08
Methodology: Vendor-reported result. Official model-card comparison table; exact target column, setup as published

Source Qwen official Hugging Face model card

MMLU-Redux (Show measurement, test conditions, and source)

Source value: 93.2
Score: 93.2
Metric: percent
Unit: %
Direction: Higher is better
Source type: vendor-reported
Evaluator: Qwen official Hugging Face model card
Status: active
Retrieved at: 2026-09-08
Methodology: Vendor-reported result. Official model-card comparison table; exact target column, setup as published

Source Qwen official Hugging Face model card

C-Eval (Show measurement, test conditions, and source)

Source value: 90.5
Score: 90.5
Metric: percent
Unit: %
Direction: Higher is better
Source type: vendor-reported
Evaluator: Qwen official Hugging Face model card
Status: active
Retrieved at: 2026-09-08
Methodology: Vendor-reported result. Official model-card comparison table; exact target column, setup as published

Source Qwen official Hugging Face model card

SuperGPQA (Show measurement, test conditions, and source)

Source value: 65.6
Score: 65.6
Metric: percent
Unit: %
Direction: Higher is better
Source type: vendor-reported
Evaluator: Qwen official Hugging Face model card
Status: active
Retrieved at: 2026-09-08
Methodology: Vendor-reported result. Official model-card comparison table; exact target column, setup as published

Source Qwen official Hugging Face model card

IFEval (Show measurement, test conditions, and source)

Source value: 95
Score: 95
Metric: percent
Unit: %
Direction: Higher is better
Source type: vendor-reported
Evaluator: Qwen official Hugging Face model card
Status: active
Retrieved at: 2026-09-08
Methodology: Vendor-reported result. Official model-card comparison table; exact target column, setup as published

Source Qwen official Hugging Face model card

IFBench (Show measurement, test conditions, and source)

Source value: 76.5
Score: 76.5
Metric: percent
Unit: %
Direction: Higher is better
Source type: vendor-reported
Evaluator: Qwen official Hugging Face model card
Status: active
Retrieved at: 2026-09-08
Methodology: Vendor-reported result. Official model-card comparison table; exact target column, setup as published

Source Qwen official Hugging Face model card

MultiChallenge (Show measurement, test conditions, and source)

Source value: 60.8
Score: 60.8
Metric: percent
Unit: %
Direction: Higher is better
Source type: vendor-reported
Evaluator: Qwen official Hugging Face model card
Status: active
Retrieved at: 2026-09-08
Methodology: Vendor-reported result. Official model-card comparison table; exact target column, setup as published

Source Qwen official Hugging Face model card

AA-LCR (Show measurement, test conditions, and source)

Source value: 66.1
Score: 66.1
Metric: percent
Unit: %
Direction: Higher is better
Source type: vendor-reported
Evaluator: Qwen official Hugging Face model card
Status: active
Retrieved at: 2026-09-08
Methodology: Vendor-reported result. Official model-card comparison table; exact target column, setup as published

Source Qwen official Hugging Face model card

LongBench v2 (Show measurement, test conditions, and source)

Source value: 60.6
Score: 60.6
Metric: percent
Unit: %
Direction: Higher is better
Source type: vendor-reported
Evaluator: Qwen official Hugging Face model card
Status: active
Retrieved at: 2026-09-08
Methodology: Vendor-reported result. Official model-card comparison table; exact target column, setup as published

Source Qwen official Hugging Face model card

HLE w/ CoT (Show measurement, test conditions, and source)

Source value: 24.3
Score: 24.3
Metric: percent
Unit: %
Direction: Higher is better
Source type: vendor-reported
Evaluator: Qwen official Hugging Face model card
Status: active
Retrieved at: 2026-09-08
Methodology: Vendor-reported result. Official model-card comparison table; exact target column, setup as published

Source Qwen official Hugging Face model card

GPQA Diamond (Show measurement, test conditions, and source)

Source value: 85.5
Score: 85.5
Metric: percent
Unit: %
Direction: Higher is better
Source type: vendor-reported
Evaluator: Qwen official Hugging Face model card
Status: active
Retrieved at: 2026-09-08
Methodology: Vendor-reported result. Official model-card comparison table; exact target column, setup as published

Source Qwen official Hugging Face model card

HMMT Feb 25 (Show measurement, test conditions, and source)

Source value: 92
Score: 92
Metric: percent
Unit: %
Direction: Higher is better
Source type: vendor-reported
Evaluator: Qwen official Hugging Face model card
Status: active
Retrieved at: 2026-09-08
Methodology: Vendor-reported result. Official model-card comparison table; exact target column, setup as published

Source Qwen official Hugging Face model card

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Sources and data date

Type	Evidence and data date
Speed	Alibaba. Output speed after the first streaming chunk, not total response time. Classified as deprecated by Artificial Analysis. Artificial Analysis maintains only the default 10K-input workload there. Retrieved September 8, 2026. Source: Artificial Analysis · Artificial Analysis (retrieved September 8, 2026)Speed measurement methodology
Price	Base API prices without caching or batch discounts. Higher context tiers and other rates are listed under Costs. Source: Pricing · API pricing
Input	Documented modalities. Retrieved September 8, 2026. Source: Model documentation · Model metadata (retrieved September 8, 2026) · Qwen3.5-27B model card · Editorial description reviewed October 4, 2026
Output	Documented modalities. Retrieved September 8, 2026. Source: Model documentation · Model metadata (retrieved September 8, 2026) · Qwen3.5-27B model card · Editorial description reviewed October 4, 2026
Research status	Research date September 8, 2026. 3 source URLs checked. This documents the inspected sources, not an exhaustive inventory of every publication.
Not found in the inspected sources	knowledge-cutoff Original wording No exact training-data cutoff was stated in the checked official card/report.
Not found in the inspected sources	active-parameters-billions Original wording Dense checkpoint; no separate activated-parameter count is applicable/published.
Additional source	Model metadata (retrieved September 8, 2026)
Additional source	Alibaba Cloud Model Studio visual understanding · Editorial description reviewed October 4, 2026
Additional source	OpenRouter: Popularity index (derived), CC BY 4.0
Additional source	Vercel AI Gateway: Popularity index (derived), CC BY 4.0
Additional source	Creative Commons Attribution 4.0

Qwen 3.5 27B

Specifications and access

Measurements without matching peer values

Our tests

Pelican on a bicycle

Popularity

Published prices

Sources and data date