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Alibaba Qwen: Qwen3 8B

Dense 8B Qwen3 model with switchable thinking for chat, reasoning, and tool use

Source-linked qwen Open weights Apache-2.0 Released 2025-04-29
API record Report
InputT
OutputT
Input price$0.18/M
Output price$0.7/M
Context32.768K
Max output32.768K
Providers5
Inference availability

Providers

Provider-specific identifiers, limits, and listed prices per million tokens. Every row links back to the provider's own documentation.

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Providers offering Qwen3 8B
ProviderProvider model IDContextMax outputInputOutputCache readCapabilitiesDocs
Hugging Face Qwen/Qwen3-8B 40.96K 32.768K $0.07 $0.18 — ReasoningToolsJSON Docs ↗
Alibaba (China) qwen3-8b 131.072K 8.192K $0.072 $0.287 — ReasoningTools Docs ↗
Alibaba qwen3-8b 131.072K 8.192K $0.18 $0.7 — ReasoningTools Docs ↗
Thinking Machines Qwen/Qwen3-8B 32.768K 32.768K $0.195 $0.6 $0.039 ReasoningTools Docs ↗
Pioneer Qwen/Qwen3-8B 40.96K 40.96K $0.2 $0.2 $0.2 ReasoningTools Docs ↗

Capability badges appear only where the provider catalog explicitly lists support. A blank cell means the source is silent, not that the feature is absent.

Listed rates

Price across providers

Input price per million tokens as published by each provider. Bars are drawn from listed rates only — no traffic weighting, since the catalog observes no requests.

Lowest input $0.07/M

Across 5 priced providers

Median input $0.18/M

Midpoint of listed rates

Highest input $0.2/M

2.9× the lowest listed rate

Output range $0.18 – $0.7

Per million output tokens

Hugging Face $0.07/MLowest
Alibaba (China) $0.072/M
Alibaba $0.18/M
Thinking Machines $0.195/M
Pioneer $0.2/M
Cost calculator

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Excludes taxes, non-token charges, and tiered discounts.

Context limits also differ by provider, from 32.768K to 131.072K tokens. Compare the provider table above before choosing on price alone.

Specification

Capabilities

Recorded from the source catalog and provider listings.

✓ Reasoning Yes
✓ Tool calling Yes
? Structured output Unknown
× Attachments No
× Vision input No
✓ Open weights Yes
Model family
qwen
Knowledge cutoff
Not documented
License
Apache-2.0
Release date
2025-04-29
Model ID
alibaba/qwen3-8b

Weights: Hugging Face ↗

Published evaluations

Benchmarks

Every result stays attached to its source, version, metric and harness. Scores from different versions are never merged, and the profile below plots each benchmark against its own population rather than on a shared scale.

Benchmark registry
No published benchmark results

ModelBench does not infer quality from price, context size, or model name. When a source publishes a comparable result, it appears here with its version and link.

Read the methodology
Catalog activity

Change log

Field-level changes detected between successful source imports.

Full change log
No changes recorded

This record has not changed within the retained import history.

Public API

Use this record

Fetch the complete source-linked model record. No key, no account, no rate-limited tier.

API documentation
Endpoint
GET https://modelbench.lol/api/v1/models/alibaba/qwen3-8b
curl
curl "https://modelbench.lol/api/v1/models/alibaba/qwen3-8b"
Common questions

Frequently asked questions

Answered directly from the stored record — nothing here is generated beyond the catalog's own fields.

What is Qwen3 8B?

Dense 8B Qwen3 model with switchable thinking for chat, reasoning, and tool use. It is published by Alibaba Qwen and catalogued here from Models.dev.

How much does Qwen3 8B cost?

Listed input pricing starts at $0.07 per million tokens from Hugging Face, rising to $0.2 across 5 listed providers.

What is the context length of Qwen3 8B?

Qwen3 8B accepts up to 32.768K tokens of context and returns up to 32.768K output tokens.

Does Qwen3 8B support tool calling and structured output?

Provider catalogs list support for tool calling, and reasoning.

Which providers serve Qwen3 8B?

5 providers list this model: Hugging Face, Alibaba (China), Alibaba, Thinking Machines, Pioneer.

Are the weights for Qwen3 8B open?

Yes. The weights are published and downloadable from Hugging Face under the Apache-2.0 license.

When was Qwen3 8B released?

The catalog records a release date of 2025-04-29, last verified Oct 24, 2026.

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