Qwen3-4B Free API on ModelScope

Free API Verified

Available from ModelScope

Catalog profile Profile provider catalog metadata

Qwen3-4B is available through ModelScope with 8K context and OpenAI Chat Completions + OpenAI Responses API access.

Free APIOpenAI compatible

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API Details

Copy-ready connection details

Use these values in your client or SDK.

Base URL

https://api-inference.modelscope.cn/v1

Model ID

Qwen/Qwen3-4B

API format OpenAI Chat Completions + OpenAI Responses

Technical Details

Qwen3-4B specifications

Provider catalog

Context window 8K

Max output 4K

Status Online

Last updated Jun 29, 2026

Free listing since Jun 29, 2026

Input text

Output text

AI Recommendation

Should you use Qwen3-4B?

Qwen3-4B is listed for chat workloads and supports a 8K context window.

Use it when ModelScope's free tier is enough for evaluation, demos, or light production traffic.

Best for

Chat

Strengths & Weaknesses

Strengths

Live API verification available

Watch outs

Vision support is not listed
Tool calling is not confirmed

Availability

Qwen3-4B availability by provider

Current provider only

We only found this Qwen3-4B listing on ModelScope in the current catalog. Use the related models section for nearby alternatives.

Provider	Model listing	Access	Context	API	Limits
ModelScope	Qwen/Qwen3-4B	Free tier	8K	Native	Varies

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Compare

Qwen3-4B alternatives to consider

Open comparison

Model	Provider	Context	Access
Qwen/Qwen3.5-35B-A3B	ModelScope	131K	Check provider
Qwen/Qwen3.5-27B	ModelScope	131K	Check provider
MiniMax-M2.5-highspeed	ModelScope	205K	Check provider
Kimi K2.5	ModelScope	262K	Check provider
Qwen/Qwen-Image	ModelScope	131K	Check provider

Typical Use Cases

Qwen3-4B use cases

Chat

Qwen3-4B is tagged for chat in this catalog and works with OpenAI-compatible client libraries.

FAQ

Qwen3-4B free API FAQ

Is Qwen3-4B free to use?

Qwen3-4B is listed with free API access on ModelScope, subject to the provider's quota and account policy.

What is the Qwen3-4B model ID?

The model ID shown in this catalog is Qwen/Qwen3-4B.

What context window does Qwen3-4B support?

The listed context window is 8K tokens with up to 4K output tokens.