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Alibaba (Qwen) · Released Feb 23, 2026

Qwen3.5 27B

Qwen vision-language model for visual reasoning, documents, and agent tasks.

  • Open weights
  • Reasoning
  • Tool calling
  • Vision
  • Audio input
  • Video input
Capability
—No ECI score yet
Input
$0.30per 1M tokens
Output
$2.40per 1M tokens
Context
262K66K max output
Pricing

What it costs

Input
$0.30per million tokens
Output
$2.40per million tokens
Blended (3:1)
$0.825pricier than 51% of priced models

Typical monthly bills

Monthly usageEstimated cost
Side project2M input + 0.5M output tokens$1.80
Team assistant25M input + 5M output tokens$19.50
Production app250M input + 50M output tokens$195.00

Official Alibaba API price, as listed on models.dev.

Capability

Independent benchmarks

Epoch AI has not published a Capabilities Index score for Qwen3.5 27B yet.

Specifications

The details

Lab
Alibaba (Qwen)
Released
Feb 23, 2026
Context window
262,144 tokens
Max output
65,536 tokens
Inputs
Text, Images, Audio, Video
Output
Text
Reasoning
Thinking budget
Tool calling
Yes
Structured output
Yes
API model ID
qwen3.5-27bon Alibaba
Availability
16 API providerslisted on models.dev

Alibaba model documentation

Lab-reported

What Alibaba (Qwen) claims

Published by the lab at launch. Settings vary, so compare these only with care.

BenchmarkScoreSettingSource
SWE-Bench Verified72.4 resolved—Source
Same lab

More from Alibaba (Qwen)

Questions

About Qwen3.5 27B

How much does Qwen3.5 27B cost?

Qwen3.5 27B costs $0.30 input / $2.40 output per million tokens (official Alibaba API price). At a 3:1 input-to-output mix that is $0.825 per million tokens, more expensive than 51% of the 360 priced models we track.

What is the context window of Qwen3.5 27B?

Qwen3.5 27B accepts up to 262,144 tokens per request and can write up to 65,536 tokens in one response.

How good is Qwen3.5 27B?

Epoch AI has not published a Capabilities Index score for Qwen3.5 27B yet.

Is Qwen3.5 27B open source?

Yes. Alibaba (Qwen) publishes the weights, so it can be downloaded and self-hosted.

What inputs does Qwen3.5 27B support?

Qwen3.5 27B accepts text, images, audio and video and replies in text. It is a reasoning model, supports tool calling and can return structured JSON output.

When was Qwen3.5 27B released?

Alibaba (Qwen) released Qwen3.5 27B on Feb 23, 2026.

What are the best alternatives to Qwen3.5 27B?

The closest current models from other labs on capability, price and release date are Seed 2.0 Code (ByteDance Seed, $0.475 / $2.37), MiniMax-M2.5-highspeed (MiniMax, $0.60 / $2.40), DeepSeek OCR 2 (DeepSeek, $0.89 / $1.47) and Mistral Large 3 (Mistral AI, $0.50 / $1.50).