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Qwen: Qwen3.5 27B

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qwen/qwen3.5-27b

Qwen3.5-27B is a dense vision-language model from Alibaba's Qwen3.5 series, incorporating linear attention for fast inference. Its overall capability approaches Qwen3.5-122B-A10B, making it an efficient choice balancing speed and quality. Context: 256K tokens, output: 64K. Accessible via the OpenAI-compatible protocol.

Context Window
256K
Max Output Tokens
64K
Released
2026-02-23
Capabilities
VisionFunction CallingReasoningPrompt CachingWeb SearchVideo Input
Available Providers
Alibaba CloudAliyun
Supported Protocols
openai

Providers

Alibaba Cloudprovider.type: "alicloud"
Input Tokens
$0.29/M
Output Tokens
$2.05/M
Cache Read
$0.29/M
Web Search
$0.01/R
Protocols
openai/v1/chat/completions
Aliyunprovider.type: "aliyun"
Input Tokens
$0.29/M
Output Tokens
$2.05/M
Cache Read
$0.29/M
Web Search
$0.01/R
Protocols
openai/v1/chat/completions

Code Examples

from openai import OpenAI
client = OpenAI(
base_url="https://api.ofox.ai/v1",
api_key="YOUR_OFOX_API_KEY",
)
response = client.chat.completions.create(
model="qwen/qwen3.5-27b",
messages=[
{"role": "user", "content": "Hello!"}
],
)
print(response.choices[0].message.content)

Benchmarks

LMArena โ†—Evaluated as qwen3.5-27b

Qwen: Qwen3.5 27B scores 1408 in the Overall category of the LMArena text leaderboard (style control), ranking #118 of 374 models based on 27,362 human preference votes (updated 2026-07-12).

Benchmark scores for qwen3.5-27b on LMArena
CategoryArena Score95% CIRankVotes
Overall14081404โ€“1413#118 of 37427,362
Hard Prompts14271421โ€“1432#115 of 37417,075
Coding14501443โ€“1457#118 of 3697,526
Math14291414โ€“1443#75 of 3621,651
Creative Writing13581348โ€“1368#137 of 3724,087
Instruction Following14011394โ€“1407#114 of 3748,598
Chinese14711455โ€“1487#79 of 3441,532

Source: LMArena ยท CC BY 4.0 ยท Updated 2026-07-12 ยท Methodology โ†— ยท Ranks compare models within each category of the LMArena text leaderboard (style control). Scores come from third-party human preference evaluations, not from OFOX.

Frequently Asked Questions

Qwen: Qwen3.5 27B on Ofox.ai costs $0.29/M per million input tokens and $2.05/M per million output tokens. Pay-as-you-go, no monthly fees.