Qwen 3.5

Qwen 3.5 is an Alibaba model family with 2 variants (Plus and Flash) available in Quad Chat, with image input, tool calling and step-by-step reasoning.

Qwen 3.5 at a glance

LabAlibaba
Available onFree plan
Image inputYes
Tool callingYes
ReasoningYes
Privacy lanePrivate (Zero Data Retention)

Qwen 3.5 variants

ModelContextPlanAPI list price per 1M tokens (in / out)
Qwen 3.5 Plus—Free plan—
Qwen 3.5 Flash—Free plan—

How to use Qwen 3.5 in Quad Chat

  1. Create a free account or sign in.
  2. Open the model picker and choose Qwen 3.5.
  3. Ask, attach files, or compare the answer with another model.

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Frequently asked questions

Can I use Qwen 3.5 for free?

Yes. Qwen 3.5 is available on the Quad Chat Free plan, which needs no credit card and includes 100 monthly credits shared across every model. Larger requests use more credits, and paid plans from $8/month raise the allowance.

Does Qwen 3.5 support images, tools and reasoning?

Qwen 3.5 accepts images as input, so you can attach screenshots, photos and scanned pages. It supports tool calling. It can reason step by step before it answers. You can switch to another model in the same conversation at any time.

Is Qwen 3.5 private in Quad Chat?

Qwen 3.5 runs on the Quad Chat Private Lane, routed to providers under Zero Data Retention terms. Quad Chat does not train models on your conversations, encrypts chats in transit and at rest, and lets you export or delete them at any time.

Can I compare Qwen 3.5 with other models?

Yes. Send one prompt to Qwen 3.5 and one or two other models, such as Qwen 3.8, Qwen 3.7 and Qwen 3.6, and compare the answers side by side in the same thread. You can also switch models mid-conversation without losing your files or context.

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