LLM Reference

Qwen3.5-4B-Instruct

Released
2025-11-12
Last refreshed
2026-06-04
Status
Researched 2d ago
Open SourceCommercial use allowedMultimodalLong contextVision

Qwen3.5-4B-Instruct has model metadata, but missing tracked provider pricing keeps it from being a default production pick.

Use it for

  • Teams evaluating long context and vision
  • Workloads that can use a 256k context window

Do not use it for

  • Cost-sensitive launches that need sourced token pricing
  • Strict JSON or tool-calling flows
  • Teams that need a tracked hosted API route today
Specifications
Family
Qwen3.5
Released
2025-11-12
Context
256k
Parameters
4B
Specialization
general
Openness
Open source
License
Apache 2.0(OSI)Commercial use allowed
Fine-tuning
instruct
Created by

AI research institute of Alibaba Group.

Hangzhou, Zhejiang, China
Founded 2017
Website
Pricing

No tracked provider token pricing is available yet.

About

Instruction-tuned 4B model in Qwen3.5 series, designed for efficient edge deployment and long-context tasks.

Qwen3.5-4B-Instruct is an open-source model in the Qwen3.5 family. The structured metadata tracks a 256k-token context window and multimodal input. No headline benchmark score is tracked for Qwen3.5-4B-Instruct yet.

Top use-case fit

Long context

Included by capability and metadata signals in the decision map.

Vision

Included by capability and metadata signals in the decision map.

Provider price ladder

No tracked provider token pricing is available for this model yet.

Capabilities

VisionMultimodal

Benchmark peer barsfor Long context

No task-mapped benchmark peers are available for this model yet.

Migration checks

No linked migration route is available for this model yet.